Part Number: 1918P

LS Intake Manifold – Polished Hi-Ram Rectangle Port Performance Intake

-3%

$529.99

$549.00

Availability: 6 In Stock

LS Polished Hi-Ram Rectangle Port Performance Intake Manifold Enhance your LS engine build with this Polished Hi-Ram LS Intake Manifold, designed primarily for compatible GM LS rectangle port cylinder heads. Its tall Hi-Ram configuration offers a performance-focused intake design, while the polished finish adds a clean, refined appearance to your...

$529.99

$549.00

LS Polished Hi-Ram Rectangle Port Performance Intake Manifold

Enhance your LS engine build with this Polished Hi-Ram LS Intake Manifold, designed primarily for compatible GM LS rectangle port cylinder heads. Its tall Hi-Ram configuration offers a performance-focused intake design, while the polished finish adds a clean, refined appearance to your engine bay.

Suitable for compatible LS engine swaps, street performance vehicles, trucks, muscle cars, and custom builds, this intake manifold is listed for a range of GM LS engine applications, including LS3, L99, LSA, L94, L76, L77, L96, L98, L92, L9H, LY6, LFA, LZ1, LS9, and LSK.

The package includes fuel rails, intake manifold gaskets, and mounting hardware as specified. Although designed for rectangle port cylinder heads, use with cathedral port engines may be possible with appropriate adapters, subject to verified compatibility.

Key Features

  • Hi-Ram Design: Performance-oriented intake manifold configuration for compatible LS builds.
  • Rectangle Port Compatibility: Designed primarily for LS rectangle port cylinder heads.
  • Polished Finish: Adds a clean, performance-inspired appearance to the engine compartment.
  • Broad Listed Engine Applications: Compatible applications include select LS3, L99, LSA, L94, L76, L77, L96, L98, L92, L9H, LY6, LFA, LZ1, LS9, and LSK engines.
  • Fuel Rails Included: Supplied as part of the package.
  • Gaskets and Mounting Hardware: Included for the specified installation package.
  • Versatile Applications: Suitable for compatible LS swaps, performance builds, street cars, trucks, and custom projects.

Product Specifications

Specification Details
Product Type LS Intake Manifold
Design Hi-Ram
Port Configuration Rectangle port
Finish Polished
Engine Family Compatible GM LS engines
Fuel Rails Included
Intake Manifold Gaskets Included
Mounting Hardware Included
Intended Applications LS swaps, street performance, trucks, muscle cars, custom builds

Engine Compatibility

The following engine codes are listed as compatible applications. Confirm the cylinder-head port configuration and intake setup before ordering.

Listed Engine Applications
LS3
L99
LSA
L94
L76
L77
L96
L98
L92
L9H
LY6
LFA
LZ1
LS9
LSK

Package Includes

Component Included
Polished Hi-Ram LS Intake Manifold Yes
Fuel Rails Yes
Intake Manifold Gaskets Yes
Mounting Hardware Yes

Frequently Asked Questions

Question Answer
What type of cylinder heads is this manifold designed for? It is designed primarily for compatible LS rectangle port cylinder heads.
What is a Hi-Ram intake manifold? Hi-Ram describes the intake manifold's tall configuration, intended for performance-focused engine builds.
Which LS engines are listed for compatibility? LS3, L99, LSA, L94, L76, L77, L96, L98, L92, L9H, LY6, LFA, LZ1, LS9, and LSK. Verify exact fitment before purchase.
Does the manifold have a polished finish? Yes. It features a polished finish.
Are fuel rails included? Yes. Fuel rails are included in the listed package.
Are gaskets and mounting hardware included? Yes. The package includes intake manifold gaskets and mounting hardware.
Can it be used with cathedral port LS heads? Potentially, with suitable intake port adapters. Adapter availability and compatibility must be confirmed separately.
Is it suitable for LS engine swaps? It is suitable for compatible LS swap and performance builds, provided the cylinder heads and other installation requirements match.

Fitment Notes

  • Confirm that your cylinder heads use the correct rectangle port configuration.
  • Do not rely on engine code or displacement alone to establish compatibility.
  • Cathedral port applications may require separate adapters.
  • Verify fuel rail compatibility, installation requirements, and available engine-bay clearance before purchase.

Important: Specific dimensions, throttle body compatibility, fuel injector specifications, and vehicle-specific fitment are not provided in the supplied product details and should be verified before ordering.

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