Product Description:
Hawks Motorsports is pleased to offer our clients the following.
Upgrade the exhaust configuration of your LS1-powered F-body with these aftermarket performance exhaust1 7/8-inch primary long-tube headers. Designed for 1998–2002 Chevrolet Camaro SS and Pontiac Firebird/Trans Am applications with the 5.7L LS1 V8, these headers feature natural stainless steel construction and 3-inch collectors.
| Producer | Aftermarket Performance Exhaust |
| Product Type | Long-tube exhaust headers |
| Platform | Fourth-generation F-body |
| Model Years | 1998–2002 |
| Application | Camaro SS and Firebird/Trans Am with 5.7L LS1 V8 |
| Primary Diameter | 1 7/8 inches |
| Collector Diameter | 3 inches |
| Material | 304 stainless steel |
| Finish | Natural stainless steel |
| Construction | Mandrel-bent tubing, TIG-welded construction and CNC-machined flanges |
| Condition | New performance part |
| Manufacturer Part Number | 25-1020 |
| Year | Make / Model | Required Configuration |
|---|---|---|
| 1998 | Chevrolet Camaro SS | 5.7L LS1 V8 |
| 1999 | Chevrolet Camaro SS | 5.7L LS1 V8 |
| 2000 | Chevrolet Camaro SS | 5.7L LS1 V8 |
| 2001 | Chevrolet Camaro SS | 5.7L LS1 V8 |
| 2002 | Chevrolet Camaro SS | 5.7L LS1 V8 |
| 1998 | Pontiac Firebird / Trans Am | 5.7L LS1 V8 |
| 1999 | Pontiac Firebird / Trans Am | 5.7L LS1 V8 |
| 2000 | Pontiac Firebird / Trans Am | 5.7L LS1 V8 |
| 2001 | Pontiac Firebird / Trans Am | 5.7L LS1 V8 |
| 2002 | Pontiac Firebird / Trans Am | 5.7L LS1 V8 |
The manufacturer lists Camaro SS and Firebird/Trans Am applications. Do not assume compatibility with every trim, engine, exhaust configuration, or modified vehicle. The manufacturer separately notes possible use on 1993–1997 Camaro and Firebird models with an LS engine swap.
Confirm the exact package contents and any selected accessories against the supplier's current order configuration before publishing. The product listing alone does not establish that optional gaskets, bolts, oxygen-sensor extensions, or exhaust connection pipes are included in the base package.
These long-tube headers are designed for LS1 exhaust applications and feature full 1 7/8-inch primary tubes, 3-inch collectors, merge spikes, and CNC-machined flanges. The manufacturer specifies mandrel-bent, TIG-welded 304 stainless steel with a natural finish.
Long-tube headers are commonly considered when replacing factory exhaust manifolds or changing an engine's exhaust setup. Final fitment depends on the vehicle, engine configuration, steering and chassis clearance, and the connected exhaust system. Any performance result depends on the overall combination and tune; results are not guaranteed.
Competition-use restriction: This product as race-only and warns against installation on vehicles used, registered, or licensed for public-road use under the cited federal emissions law. Confirm current federal, state, and local requirements before purchase or installation.
- Verify the 5.7L LS1 engine and exact vehicle application before ordering.
- Compare header flange layout, primary tube routing, collector position, and available chassis clearance with the intended installation.
- Check compatibility with the existing or planned exhaust connection pipes and downstream exhaust system.
- Confirm gasket, fastener, and oxygen-sensor extension requirements for the chosen configuration before beginning installation.
- Have installation performed using the applicable service information and appropriate exhaust-system safety procedures. Inspect for exhaust leaks and clearance issues after installation.
Q1: Which vehicles are these headers designed for?
A: The manufacturer lists 1998–2002 Chevrolet Camaro SS and Pontiac Firebird/Trans Am applications with the 5.7L LS1 V8.
Q2: What is the primary tube and collector size?
A: The primary tubes measure 1 7/8 inches, and the collectors measure 3 inches.
Q3: What material and finish are used?
A: The manufacturer specifies 304 stainless steel with a natural stainless finish, mandrel-bent tubing, and TIG-welded construction.
Q4: Are gaskets, bolts, and oxygen-sensor extensions included?
A: Package contents depend on the selected supplier configuration. Verify the current order details before assuming accessories are included.
Q5: Can these headers be used on a street-driven vehicle?
A: The manufacturer labels the headers race-only and provides a warning against public-road use. Review applicable emissions and vehicle-use requirements before purchase or installation.
