Mainfold Long Tube Exhaust Header for Chevrolet Camaro/Pontiac Firebird (1982-1992) 5.7L V8 Engine

Maximize Your V8 Scavenging: Long Tube Headers for 3rd Gen F-Body

Who It’s For: Engineered for 1982-1992 Camaro and Firebird 5.7L V8 owners who are tired of the stock sluggishness and restrictive cast iron exhaust manifolds.

The Symptom: The factory cast iron exhaust path on a 3rd Generation F-Body restricts high-velocity exhaust flow on a 5.7L V8 engine. Using stock log-style manifolds or restrictive shorty headers creates backpressure that traps spent gasses in the combustion chamber. This heat soak and gas interference holds back top-end horsepower and leaves your throttle feeling disconnected when you’re trying to power out of a corner or merge onto the highway.

The Engineering Fix: This 4-2-1 long tube system utilizes mandrel-bent T-304 stainless steel to maintain a constant internal diameter, ensuring laminar flow throughout the primary tubes. By lengthening the path before the collector, we tap into the physics of exhaust scavenging; the high-velocity pulse from one cylinder actually creates a vacuum that helps pull the exhaust out of the next firing cylinder. This kit includes a dedicated Y-pipe designed specifically to clear the 1982-1992 subframe, providing a direct bolt-on solution that maximizes oxygen intake by clearing the exit path.

Why Mechanics Choose This Kit

• Optimized Scavenging: The 4-2-1 design is specifically tuned to broaden the torque curve of the LS-Series engine, providing better mid-range "grunt" compared to standard shorty headers.
• Superior Thermal Management: Constructed from heavy-duty T-304 stainless steel with TIG-welded flanges, these headers handle the extreme EGTs (Exhaust Gas Temperatures) of a performance V8 without warping or cracking.
• Integrated Y-Pipe Solution: Eliminates the guesswork of custom fabrication by providing a matched Y-pipe that navigates the tight F-Body chassis while maintaining maximum ground clearance for lowered vehicles.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• 1982-1992 Chevrolet Camaro 5.7L V8
• 1982-1992 Pontiac Firebird 5.7L V8
• Note: Fits Automatic Transmission Models with Small Block V8 Engines Only.

The Performance Promise

Buy with confidence. We know the 3rd Gen chassis inside and out. These headers are designed to give your LS-Series swap the breathing room it deserves. Backed by real automotive experts and fast shipping.

Common Questions

Which vehicles and transmissions does this long tube header kit fit?
This header kit is built for 1982-1992 Chevrolet Camaro and Pontiac Firebird V8 models equipped with an automatic transmission.

Will this fit a manual transmission Camaro or Firebird?
This system is routed specifically for automatic transmission models to clear the 3rd-Gen F-Body subframe and transmission linkage.

What are the primary tube and collector diameters?
The headers feature 1.5-inch mandrel-bent primary tubes in a 4-2-1 long tube layout that merge into a 2.5-inch collector outlet.

Does this header kit include a Y-pipe?
Yes, a matched Y-pipe engineered to clear the 1982-1992 F-Body subframe is included for a bolt-on installation.

What material are these headers made from?
They are constructed from mandrel-bent T-304 stainless steel with CNC-machined, TIG-welded flanges.