1998-2002 Camaro / Firebird LS1 1 7/8" Longtube Headers & Off Road Y-pipe, H5E

Upgrade the exhaust configuration of your 1998–2002 Chevrolet Camaro or Pontiac Firebird equipped with the LS1 5.7L V8 using this 1 7/8-inch longtube header and off-road Y-pipe package. Designed for fourth-generation F-body projects, this system replaces the factory exhaust manifold arrangement with longtube headers and a connecting exhaust pipe.

OFF-ROAD APPLICATION: This product is identified as an off-road exhaust configuration. Do not assume that it is emissions-compliant or legal for use on public roads. Check the applicable federal, state, and local regulations before purchase and installation.

These applications are listed for LS1-equipped vehicles. Earlier model years or vehicles with engine swaps require separate configuration verification.

• Longtube headers, as identified in the product title.
• Off-road Y-pipe, as identified in the product title.

Confirm the current package contents before publishing. Gaskets, fasteners, sensor extensions, clamps, and other accessories should only be listed as included when confirmed in the inventory record.

Longtube exhaust layout: Longtube headers replace the factory exhaust manifolds with tubular exhaust components. The primary tube size specified for this product is 1 7/8 inches.

Y-pipe connection: The Y-pipe connects the exhaust paths into a combined outlet arrangement. Confirm collector connections, downstream exhaust diameter, sensor provisions, and pipe configuration before ordering.

Project application: Intended for an LS1-powered fourth-generation Camaro or Firebird project. Vehicle configuration and surrounding exhaust components should be checked before purchase.

Off-road use: This product is described as an off-road exhaust configuration. It is not represented as a street-legal emissions replacement.

1. Verify the engine and vehicle configuration before beginning the installation.
2. Compare the original exhaust layout, cylinder-head ports, collector connections, and downstream exhaust connection.
3. Check clearance around the steering system, transmission, chassis, engine accessories, and nearby components.
4. Inspect oxygen-sensor locations, wiring reach, and any emissions equipment present on the vehicle.
5. Inspect the supplied parts and follow the installation instructions applicable to the actual components.
6. Have the system installed by a qualified exhaust professional when appropriate, and confirm compliance with applicable vehicle-use laws.

1. Which vehicles is this exhaust package listed for?
1998–2002 Chevrolet Camaro and Pontiac Firebird models equipped with the LS1 5.7L V8. Confirm the exact vehicle configuration before ordering.

2. What does the 1 7/8-inch measurement refer to?
It is the primary tube diameter identified in the product title. It does not establish the collector or downstream exhaust diameter.

3. Is the Y-pipe part of this package?
Yes, the supplied product title identifies an off-road Y-pipe with the longtube headers. 

4. Are installation accessories included?

Accessory contents have not been independently verified. Check the current inventory record for the supplied components before ordering.

5. Is this system suitable for public-road use?
Do not assume that it is legal for public-road use or emissions-compliant. Check applicable regulations before purchasing or installing an off-road exhaust configuration.