{"title":"LS Swap Collectors (2.5\" in, 2.5\" out)","description":null,"products":[{"product_id":"2-5-3-bolt-header-collectors-stainless-steel-pair","title":"2.5\" 3-Bolt Header Collectors | Stainless Steel Pair","description":"\u003ch1\u003e2.5\" 3-Bolt Header Collectors – Stainless Steel Pair\u003c\/h1\u003e\n\u003cp\u003eCreate a clean connection between \u003cstrong\u003ecompatible 2.5-inch 3-bolt exhaust headers and a custom 2.5-inch exhaust system\u003c\/strong\u003e with these \u003cstrong\u003e2.5\" Header Collectors\u003c\/strong\u003e from Certified Automotive Experts. Designed for custom exhaust fabrication, these collectors feature a standard \u003cstrong\u003e2.5-inch 3-bolt flange and full 2.5-inch outlet\u003c\/strong\u003e, making the matched pair well suited for \u003cstrong\u003eLS swaps, hot rods, muscle cars, street rods, classic cars, and custom exhaust builds\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eUnlike the O2-bung version, these \u003cstrong\u003e2.5-inch exhaust collectors feature a clean, uninterrupted tube with no oxygen sensor bung\u003c\/strong\u003e. This makes them a practical choice when the O2 sensor will be installed farther downstream in the exhaust system or when an oxygen sensor provision at the header collector is not required.\u003c\/p\u003e\n\u003cp\u003eThe collectors are manufactured from \u003cstrong\u003ecorrosion-resistant stainless steel\u003c\/strong\u003e and supplied as a matched pair. Stainless steel construction provides durability for automotive exhaust applications where components are exposed to high temperatures, moisture, and repeated exhaust heat cycles.\u003c\/p\u003e\n\u003cp\u003eEach pair includes \u003cstrong\u003etwo solid copper 2.5-inch 3-bolt collector gaskets\u003c\/strong\u003e. Copper provides a durable sealing surface capable of handling repeated exhaust heat cycles while conforming under flange clamping pressure for a reliable header-to-collector connection.\u003c\/p\u003e\n\u003cp\u003eThe package includes \u003cstrong\u003etwo 2.5-inch stainless steel header collectors and two copper 3-bolt collector gaskets\u003c\/strong\u003e. \u003cstrong\u003eBolts and nuts are not included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for \u003cstrong\u003e2.5-inch 3-bolt exhaust headers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull \u003cstrong\u003e2.5-inch exhaust outlet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClean \u003cstrong\u003eno-O2-bung design\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCorrosion-resistant \u003cstrong\u003estainless steel construction\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for custom exhaust fabrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes \u003cstrong\u003e2 copper 2.5-inch 3-bolt collector gaskets\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupplied as a \u003cstrong\u003ematched pair\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for LS swaps, hot rods, muscle cars, street rods, and classic vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBolts and nuts \u003cstrong\u003enot included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e2.5-Inch 3-Bolt Header Connection\u003c\/h2\u003e\n\u003cp\u003eEach collector features a \u003cstrong\u003estandard 2.5-inch 3-bolt flange\u003c\/strong\u003e, providing a straightforward connection to compatible exhaust headers. The full 2.5-inch outlet is designed to connect with compatible 2.5-inch exhaust tubing when building or modifying a custom exhaust system.\u003c\/p\u003e\n\u003cp\u003eThis makes these collectors a useful component for builders working on \u003cstrong\u003eLS engine swaps, performance exhaust systems, hot rods, muscle cars, street rods, and custom-built vehicles\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eClean No-O2-Bung Design\u003c\/h2\u003e\n\u003cp\u003eThese collectors do not include an integrated oxygen sensor bung. The \u003cstrong\u003euninterrupted collector tube\u003c\/strong\u003e provides a simple exhaust path for applications where an O2 sensor is installed farther downstream.\u003c\/p\u003e\n\u003cp\u003eIf your exhaust system does not require an oxygen sensor provision at the collector, this no-bung design provides a clean and uncomplicated solution for custom exhaust fabrication.\u003c\/p\u003e\n\u003ch2\u003eStainless Steel Construction\u003c\/h2\u003e\n\u003cp\u003eThe collectors are made from \u003cstrong\u003ecorrosion-resistant stainless steel\u003c\/strong\u003e, providing durability for demanding automotive exhaust applications.\u003c\/p\u003e\n\u003cp\u003eStainless steel is well suited for exhaust components because of its resistance to corrosion and its ability to withstand the repeated temperature changes associated with engine and exhaust operation.\u003c\/p\u003e\n\u003ch2\u003eCopper Collector Gaskets Included\u003c\/h2\u003e\n\u003cp\u003eEach pair includes \u003cstrong\u003etwo solid copper 2.5-inch 3-bolt collector gaskets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eCopper provides a durable sealing surface designed to withstand repeated exhaust heat cycles. Its ability to conform under flange clamping pressure makes it well suited for header collector applications.\u003c\/p\u003e\n\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\u003cp\u003eThese 2.5-inch header collectors are suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLS engine swaps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmall Block Chevy applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBig Block Chevy applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHot rods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMuscle cars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStreet rods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClassic cars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClassic trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngine swaps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom exhaust systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerformance exhaust builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom exhaust fabrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included?\u003c\/h2\u003e\n\u003cp\u003eEach pair includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × 2.5\" stainless steel header collectors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × 2.5\" copper 3-bolt collector gaskets\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBolts and nuts are not included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHeader Collector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Size\u003c\/td\u003e\n\u003ctd\u003e2.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Connection\u003c\/td\u003e\n\u003ctd\u003e3-Bolt Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutlet Size\u003c\/td\u003e\n\u003ctd\u003e2.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eO2 Sensor Bung\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGasket Material\u003c\/td\u003e\n\u003ctd\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGaskets Included\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eCustom Exhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eHeader-to-Exhaust Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFitment \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eThese collectors are designed for exhaust headers using a compatible \u003cstrong\u003e2.5-inch 3-bolt collector flange\u003c\/strong\u003e and exhaust systems requiring a \u003cstrong\u003e2.5-inch outlet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, verify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eYour header collector diameter is \u003cstrong\u003e2.5 inches\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYour headers use a compatible \u003cstrong\u003e3-bolt flange pattern\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYour exhaust system requires a \u003cstrong\u003e2.5-inch outlet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe collector dimensions provide sufficient clearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe header flange matches the collector configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis is a universal-style exhaust component and is not vehicle-specific.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat size headers do these collectors fit?\u003c\/h3\u003e\n\u003cp\u003eThey are designed for compatible headers using a \u003cstrong\u003e2.5-inch 3-bolt collector flange\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat size is the outlet?\u003c\/h3\u003e\n\u003cp\u003eEach collector has a \u003cstrong\u003efull 2.5-inch outlet\u003c\/strong\u003e for connection to compatible exhaust tubing.\u003c\/p\u003e\n\u003ch3\u003eDo these collectors have O2 sensor bungs?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e These are the no-O2-bung collectors and feature a clean, uninterrupted tube.\u003c\/p\u003e\n\u003ch3\u003eAre these header collectors sold as a pair?\u003c\/h3\u003e\n\u003cp\u003eYes. The package includes \u003cstrong\u003etwo stainless steel 2.5-inch header collectors\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eAre copper collector gaskets included?\u003c\/h3\u003e\n\u003cp\u003eYes. \u003cstrong\u003eTwo 2.5-inch copper 3-bolt collector gaskets\u003c\/strong\u003e are included.\u003c\/p\u003e\n\u003ch3\u003eAre bolts and nuts included?\u003c\/h3\u003e\n\u003cp\u003eNo. \u003cstrong\u003eBolts and nuts are not included\u003c\/strong\u003e with this package.\u003c\/p\u003e\n\u003ch3\u003eAre these suitable for LS swaps?\u003c\/h3\u003e\n\u003cp\u003eYes. They are suitable for \u003cstrong\u003eLS swap applications\u003c\/strong\u003e when used with compatible headers featuring a 2.5-inch 3-bolt collector flange.\u003c\/p\u003e\n\u003ch3\u003eCan these be used for custom exhaust fabrication?\u003c\/h3\u003e\n\u003cp\u003eYes. These collectors are designed for \u003cstrong\u003ecustom exhaust systems and fabrication projects\u003c\/strong\u003e requiring a compatible 2.5-inch 3-bolt header connection and 2.5-inch outlet.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose These 2.5\" Header Collectors?\u003c\/h2\u003e\n\u003cp\u003eThese \u003cstrong\u003e2.5-inch stainless steel header collectors\u003c\/strong\u003e provide a straightforward solution for connecting compatible 3-bolt headers to a custom exhaust system. Their \u003cstrong\u003estandard 3-bolt flange, full 2.5-inch outlet, no-O2-bung design, stainless steel construction, and included copper collector gaskets\u003c\/strong\u003e make them a practical choice for a wide range of automotive exhaust projects.\u003c\/p\u003e\n\u003cp\u003eFrom \u003cstrong\u003eLS swaps and muscle cars to hot rods, street rods, classic cars, and custom exhaust builds\u003c\/strong\u003e, these collectors provide the connection needed to continue a compatible 2.5-inch exhaust system.\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":55936763658562,"sku":"CAE-2.5x2.5-COLLECTOR-NB","price":64.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/2.5_3-Bolt_Header_Collectors_Stainless_Steel_Pair.jpg?v=1787571956"},{"product_id":"2-5-v-band-header-collectors-with-clamps-set-of-2","title":"2.5\" V-Band Header Collectors with Clamps | Set of 2","description":"\u003ch1\u003e2.5\" V-Band Header Collectors with Clamps – Set of 2\u003c\/h1\u003e\n\u003cp\u003eBuild a cleaner, stronger, and more serviceable exhaust connection with these \u003cstrong\u003e2.5-inch V-Band Header Collectors\u003c\/strong\u003e from Certified Automotive Experts. Designed with a \u003cstrong\u003e2.5-inch inlet and 2.5-inch outlet\u003c\/strong\u003e, these universal V-band collectors provide a reliable connection between custom headers and exhaust tubing while eliminating the hassle of traditional 3-bolt collector flanges.\u003c\/p\u003e\n\u003cp\u003eThis complete kit includes \u003cstrong\u003etwo polished 304 stainless steel V-band header collectors and matching V-band clamps\u003c\/strong\u003e, giving you the essential components needed to integrate V-band connections into a custom exhaust system. The V-band design uses a precision metal-to-metal connection rather than relying on a conventional collector gasket, helping reduce potential leak points while making the exhaust easier to remove and service.\u003c\/p\u003e\n\u003cp\u003eWhether you're building an \u003cstrong\u003eLS engine swap, hot rod, muscle car, classic truck, race car, off-road vehicle, or custom performance exhaust system\u003c\/strong\u003e, these 2.5-inch V-band collectors provide the flexibility and serviceability needed for demanding builds.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2.5-inch inlet and 2.5-inch outlet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComplete \u003cstrong\u003eset of 2 V-band header collectors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes \u003cstrong\u003ematching V-band clamps\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConstructed from durable \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePolished stainless steel finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFully welded seams for durable construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision \u003cstrong\u003eV-band connection\u003c\/strong\u003e for easy installation and removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMetal-to-metal sealing design helps reduce potential gasket-related leaks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes welded \u003cstrong\u003eM18 x 1.5 oxygen sensor bungs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThreaded O2 sensor plugs included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRotatable collector design allows flexible O2 sensor positioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for custom and performance exhaust fabrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for welding into new or modified exhaust systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eV-Band Design for Easier Exhaust Service\u003c\/h2\u003e\n\u003cp\u003eTraditional exhaust collector connections often use 3-bolt flanges, bolts, and gaskets that can become difficult to remove after repeated exposure to heat and corrosion.\u003c\/p\u003e\n\u003cp\u003eThese \u003cstrong\u003e2.5-inch V-band collectors\u003c\/strong\u003e provide a simpler alternative. The supplied V-band clamp draws the matching flanges together to create a secure metal-to-metal connection.\u003c\/p\u003e\n\u003cp\u003eThe result is a connection that's easier to access when you need to remove the exhaust for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTransmission service\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClutch replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngine removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeader replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExhaust modifications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerformance upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGeneral maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstead of fighting rusted collector bolts and worn gaskets, simply release the V-band clamp to separate the exhaust components.\u003c\/p\u003e\n\u003ch2\u003eIntegrated M18 x 1.5 O2 Sensor Bung\u003c\/h2\u003e\n\u003cp\u003eEach collector includes a \u003cstrong\u003ewelded M18 x 1.5 oxygen sensor bung\u003c\/strong\u003e with a threaded plug already installed.\u003c\/p\u003e\n\u003cp\u003eBecause the O2 bung is integrated into the collector, you can rotate the assembly before tightening the V-band clamp. This gives you greater flexibility when positioning an oxygen sensor around:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFrame rails\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTransmission cases\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSteering components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCrossmembers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFloor pans\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChassis components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther underbody obstacles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe included threaded plug allows the collector to be installed immediately. The plug can later be replaced with a compatible \u003cstrong\u003efactory-style or wideband oxygen sensor\u003c\/strong\u003e for EFI systems, tuning, and engine management applications.\u003c\/p\u003e\n\u003ch2\u003e304 Stainless Steel Construction\u003c\/h2\u003e\n\u003cp\u003eThese V-band header collectors are manufactured from \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e with fully welded seams. The stainless construction provides excellent durability in the high-temperature environment of a performance exhaust system while offering greater resistance to corrosion than typical mild-steel components.\u003c\/p\u003e\n\u003cp\u003eThe polished finish also provides a clean appearance for custom engine bays and exhaust installations.\u003c\/p\u003e\n\u003ch2\u003eUniversal Custom Exhaust Application\u003c\/h2\u003e\n\u003cp\u003eThese collectors are designed as \u003cstrong\u003euniversal exhaust components rather than vehicle-specific parts\u003c\/strong\u003e. They are ready to weld into a custom exhaust system where a 2.5-inch V-band connection is required.\u003c\/p\u003e\n\u003cp\u003eCommon applications include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLS engine swaps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHot rods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMuscle cars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClassic cars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClassic trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRace cars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOff-road vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStreet performance builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom exhaust systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngine swap projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompetition and track builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included?\u003c\/h2\u003e\n\u003cp\u003eEach kit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × 2.5-inch V-band header collectors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × matching V-band clamps\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × M18 x 1.5 O2 sensor plugs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eV-Band Header Collector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Diameter\u003c\/td\u003e\n\u003ctd\u003e2.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutlet Diameter\u003c\/td\u003e\n\u003ctd\u003e2.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eSet of 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eV-Band\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003ePolished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eFully Welded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eO2 Sensor Bung\u003c\/td\u003e\n\u003ctd\u003eM18 x 1.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eO2 Plugs\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV-Band Clamps\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eWeld-In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eUniversal \/ Custom Exhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat size exhaust are these V-band collectors for?\u003c\/h3\u003e\n\u003cp\u003eThese collectors feature a \u003cstrong\u003e2.5-inch inlet and 2.5-inch outlet\u003c\/strong\u003e, making them suitable for compatible 2.5-inch custom exhaust applications.\u003c\/p\u003e\n\u003ch3\u003eAre V-band clamps included?\u003c\/h3\u003e\n\u003cp\u003eYes. The kit includes \u003cstrong\u003ematching V-band clamps\u003c\/strong\u003e for both collectors.\u003c\/p\u003e\n\u003ch3\u003eAre these collectors made from stainless steel?\u003c\/h3\u003e\n\u003cp\u003eYes. They are constructed from \u003cstrong\u003epolished 304 stainless steel\u003c\/strong\u003e with fully welded seams.\u003c\/p\u003e\n\u003ch3\u003eDo they require a collector gasket?\u003c\/h3\u003e\n\u003cp\u003eThe V-band connection is designed to create a \u003cstrong\u003emetal-to-metal seal using the matching flanges and supplied clamp\u003c\/strong\u003e, eliminating the need for a traditional collector gasket.\u003c\/p\u003e\n\u003ch3\u003eDo the collectors have O2 sensor bungs?\u003c\/h3\u003e\n\u003cp\u003eYes. Each collector features a welded \u003cstrong\u003eM18 x 1.5 O2 sensor bung\u003c\/strong\u003e and includes a threaded plug.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust the O2 sensor position?\u003c\/h3\u003e\n\u003cp\u003eYes. The collector can be rotated before tightening the V-band clamp, allowing you to position the oxygen sensor for better clearance and accessibility.\u003c\/p\u003e\n\u003ch3\u003eAre these vehicle-specific?\u003c\/h3\u003e\n\u003cp\u003eNo. These are \u003cstrong\u003euniversal weld-in exhaust components\u003c\/strong\u003e. Always verify your required dimensions and available clearance before installation.\u003c\/p\u003e\n\u003ch3\u003eWhat vehicles can use these collectors?\u003c\/h3\u003e\n\u003cp\u003eThey can be used for a wide variety of custom projects, including \u003cstrong\u003eLS swaps, hot rods, muscle cars, classic trucks, race cars, off-road vehicles, and custom performance vehicles\u003c\/strong\u003e, provided the dimensions and application requirements are compatible.\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Fitment\u003c\/h2\u003e\n\u003cp\u003eThese collectors are designed to be \u003cstrong\u003ewelded into a custom exhaust system\u003c\/strong\u003e. Professional exhaust fabrication or welding is recommended for installation.\u003c\/p\u003e\n\u003cp\u003eBefore purchasing, verify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2.5-inch header\/exhaust tubing compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAvailable underbody clearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eV-band flange dimensions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eO2 sensor clearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCollector orientation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExhaust routing requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBecause this is a universal component, \u003cstrong\u003evehicle-specific fitment is not guaranteed\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose 2.5-Inch V-Band Header Collectors?\u003c\/h2\u003e\n\u003cp\u003eIf you're building a custom exhaust system and want a connection that's easier to service than a conventional 3-bolt flange, these V-band header collectors offer a practical solution. The \u003cstrong\u003e304 stainless steel construction, integrated O2 sensor bung, compact V-band connection, and included clamps\u003c\/strong\u003e make them well suited for performance-oriented custom builds.\u003c\/p\u003e\n\u003cp\u003eThe ability to quickly disconnect the exhaust can save significant time during future engine, transmission, clutch, or exhaust work.\u003c\/p\u003e\n\u003ch2\u003eAnswer-First Summary\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are these?\u003c\/strong\u003e\u003cbr\u003eThese are a \u003cstrong\u003eset of two 2.5-inch V-band header collectors\u003c\/strong\u003e made from polished 304 stainless steel. Each collector has a 2.5-inch inlet and outlet, an M18 x 1.5 O2 sensor bung, and comes with a matching V-band clamp.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are they used for?\u003c\/strong\u003e\u003cbr\u003eThey are designed for \u003cstrong\u003ecustom exhaust fabrication\u003c\/strong\u003e, providing a serviceable V-band connection between headers and exhaust tubing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they suitable for LS swaps?\u003c\/strong\u003e\u003cbr\u003eYes. They are suitable for LS swaps and other custom builds when the \u003cstrong\u003e2.5-inch dimensions and V-band connection requirements\u003c\/strong\u003e match the application.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes V-band collectors useful?\u003c\/strong\u003e\u003cbr\u003eV-band connections allow the exhaust to be disconnected quickly without dealing with traditional multi-bolt collector flanges and separate collector gaskets, making future maintenance and modifications easier.\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":55942592102722,"sku":"CAE-2.5x2.5-VBAND","price":240.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/2.5_V-Band_Header_Collectors_with_Clamps_Set_of_2.jpg?v=1787569883"},{"product_id":"header-collectors","title":"Header Collectors 2.5\" 3 Bolt Flange Inlet 2.5\" Outlet Pair","description":"\u003ch2\u003e2.5-Inch Stainless Steel Exhaust Header Collectors with O2 Sensor Bungs\u003c\/h2\u003e\n\u003cp\u003eComplete your custom exhaust system with these \u003cstrong\u003e2.5-inch stainless steel exhaust header collectors with integrated oxygen sensor bungs\u003c\/strong\u003e. Designed for headers using a standard \u003cstrong\u003e2.5-inch 3-bolt collector flange\u003c\/strong\u003e, these collectors provide a durable connection between your headers and exhaust tubing while giving you a convenient location for installing an oxygen sensor.\u003c\/p\u003e\n\u003cp\u003eEach collector features a \u003cstrong\u003efull 2.5-inch inlet and 2.5-inch outlet\u003c\/strong\u003e, helping maintain consistent exhaust flow without reducing the collector diameter. The welded O2 sensor bung is supplied with a threaded plug and can accommodate \u003cstrong\u003enarrowband or wideband oxygen sensors\u003c\/strong\u003e, making these collectors suitable for EFI systems, engine tuning, and custom exhaust applications.\u003c\/p\u003e\n\u003ch3\u003eAdjustable O2 Sensor Positioning\u003c\/h3\u003e\n\u003cp\u003eA key feature of these stainless steel header collectors is the \u003cstrong\u003efixed welded flange design\u003c\/strong\u003e. The collector can be bolted to the header in multiple orientations, allowing you to choose from \u003cstrong\u003ethree different clocking positions\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis positioning flexibility makes it easier to locate the oxygen sensor where it has better clearance from the \u003cstrong\u003echassis, steering components, transmission, engine, and other exhaust components\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eBuilt for Custom Exhaust Systems\u003c\/h3\u003e\n\u003cp\u003eConstructed from \u003cstrong\u003ecorrosion-resistant stainless steel\u003c\/strong\u003e, these 2.5-inch exhaust collectors are designed for long-term durability in demanding automotive applications. They are well suited for \u003cstrong\u003eLS swaps, muscle cars, hot rods, street rods, race cars, engine swaps, and custom fabricated exhaust systems\u003c\/strong\u003e using a compatible 2.5-inch three-bolt collector flange.\u003c\/p\u003e\n\u003cp\u003eWhether you're building a new exhaust system or modifying an existing header setup, these collectors provide a practical connection point while maintaining the 2.5-inch exhaust diameter and providing an integrated O2 sensor mounting location.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2.5-inch inlet and 2.5-inch outlet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for \u003cstrong\u003e2.5-inch 3-bolt header collector flanges\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated welded \u003cstrong\u003eoxygen sensor\/O2 bung\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with \u003cstrong\u003enarrowband and wideband O2 sensors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes threaded O2 bung plugs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThree selectable O2 sensor clocking positions\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps improve clearance around steering, chassis, transmission, and exhaust components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStainless steel construction for corrosion resistance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for custom exhaust fabrication and header applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for \u003cstrong\u003eLS swap headers, muscle cars, hot rods, street rods, race cars, and engine swaps\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2 × Stainless Steel Header Collectors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2 × Copper Collector Gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e6 × Collector Bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e6 × Locking Flange Nuts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2 × O2 Bung Plugs Installed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size exhaust headers do these collectors fit?\u003c\/strong\u003e\u003cbr\u003eThese collectors are designed for headers equipped with a \u003cstrong\u003estandard 2.5-inch 3-bolt collector flange\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the inlet and outlet size?\u003c\/strong\u003e\u003cbr\u003eBoth the inlet and outlet are \u003cstrong\u003e2.5 inches\u003c\/strong\u003e, allowing the exhaust system to maintain the collector diameter without a built-in reduction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these collectors have oxygen sensor bungs?\u003c\/strong\u003e\u003cbr\u003eYes. Each collector has a \u003cstrong\u003ewelded oxygen sensor bung with a threaded plug\u003c\/strong\u003e, allowing installation of a narrowband or wideband O2 sensor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I change the O2 sensor position?\u003c\/strong\u003e\u003cbr\u003eYes. The collector can be bolted to the header in different orientations, providing \u003cstrong\u003ethree clocking positions\u003c\/strong\u003e to help position the O2 sensor and improve component clearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these collectors suitable for LS swaps?\u003c\/strong\u003e\u003cbr\u003eYes. They are commonly used with \u003cstrong\u003eLS swap shorty headers and custom exhaust systems\u003c\/strong\u003e, provided the header uses a compatible 2.5-inch three-bolt collector flange.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are these exhaust collectors made from?\u003c\/strong\u003e\u003cbr\u003eThey are constructed from \u003cstrong\u003ecorrosion-resistant stainless steel\u003c\/strong\u003e for durability and long service life.\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":56031707889986,"sku":"CAE-2.5x2.5-COLLECTOR","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/2.5_Stainless_Exhaust_Header_Collectors_with_O2_Bung.jpg?v=1788435398"}],"url":"https:\/\/certifiedautomotiveexperts.com\/collections\/ls-swap-collectors-2-5-in-2-5-out.oembed","provider":"Certified Automotive Experts","version":"1.0","type":"link"}