Upgrade compatible GM trucks and SUVs with Certified Automotive Experts CAE-MT001004 High-Performance Long Tube Exhaust Headers. Featuring an 8-2-1 long tube design with an integrated Y-pipe, these headers are designed to improve exhaust flow, scavenging, throttle response, and overall performance.
Constructed from 201 stainless steel, they feature TIG/MIG-welded joints, CNC-machined flanges, and a mirror-polished finish. With 1.875-inch primary tubes, a 3-inch outlet, and two O2 sensor ports, this system is designed for select 5.3L and 6.2L V8 applications from 2014–2017, depending on the vehicle.
The kit includes the headers, Y-pipe, connecting pipes, flange clamps, gaskets, and bolt-and-nut hardware.
| Specification | Details |
|---|---|
| Brand | Certified Automotive Experts |
| Part Number | CAE-MT001004 |
| Product Type | Long Tube Exhaust Headers with Y-Pipe |
| Design | 8-2-1 |
| Material | 201 stainless steel |
| Finish | Mirror polished |
| Primary Tube Diameter | 1.875 inches |
| Outlet Diameter | 3.00 inches |
| Head Flange Thickness | 7/16 inch |
| Outlet Flange Thickness | 3/8 inch |
| O2 Sensor Ports | 2 |
| Construction | TIG/MIG-welded joints |
| Flanges | CNC-machined |
| Recommended Installation | Professional installation |
Listed applications include:
| Year | Vehicle | Drivetrain |
|---|---|---|
| 2015–2017 | Cadillac Escalade | 2WD/4WD |
| 2014–2017 | Chevrolet Silverado 1500 | 2WD/4WD |
| 2015–2017 | Chevrolet Tahoe | 2WD/4WD |
| 2014–2017 | GMC Sierra 1500 | 2WD/4WD |
| 2016–2017 | GMC Yukon | 2WD/4WD |
These headers are listed for select 5.3L and 6.2L V8 applications. Confirm the exact engine, model year, drivetrain, and vehicle configuration before ordering.
| Question | Answer |
|---|---|
| What is the part number? | CAE-MT001004. |
| What type of header design does this system use? | An 8-2-1 long tube design with an integrated Y-pipe. |
| What material are the headers made from? | 201 stainless steel with TIG/MIG-welded joints. |
| What size are the primary tubes and outlet? | The primary tubes measure 1.875 inches, and the outlet measures 3.00 inches. |
| How many O2 sensor ports are included? | Two O2 sensor ports. |
| Which vehicles are listed for fitment? | Select 2014–2017 Chevrolet Silverado and GMC Sierra models, and 2015–2017 Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon models. Verify engine and vehicle configuration before purchase. |
| Does the kit include a Y-pipe and hardware? | Yes. It includes the Y-pipe, connecting pipes, flange clamps, gaskets, and bolt-and-nut hardware kit, along with the headers. |
| Is professional installation recommended? | Yes, professional installation is recommended. |
Before purchasing, verify your vehicle's model year, engine, drivetrain, and exhaust configuration against the listed applications. Professional installation is recommended.
WARNING: RACE / COMPETITION USE ONLY
This part is built and sold only for racing vehicles used solely in closed-course competition. Once this part is installed, the vehicle may never be used, or registered or licensed for use, on a public road or highway. Off-road or off-highway use is not competition use. Installing this part on a vehicle used on public roads may violate the federal Clean Air Act, 42 U.S.C. 7522(a)(3), and state law, and may result in civil or criminal penalties, failed inspections and loss of registration. Emissions laws vary by state. Check yours before you buy.
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. THE SALE, USE OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. 7522(a)(3)).
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