This Crossmember-Back American Thunder system is custom designed for high horsepower and large cubic inch engines in 1967-1969 Chevrolet Camaro and Pontiac Firebirds with a V8 engine for an aggressive to moderate sound. This is a complete Crossmember-Back dual exhaust system. Designed for an easy fit, these systems include all necessary parts, hardware, and instructions. Fits convertibles by spacing down the factory convertible body brace by approximately .375-inch.
Emissions
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.