Manifold Headers for Chevy Camaro Pontiac Firebird (1982-1992) FBODY LS Swap 4.8L 5.3L 5.7L 6.0L 6.2LHigh Flow Manifold Headers for 1982 1992 Chevrolet, Pontiac Camaro, Firebird Designed specifically for LS swapped 3rd generation F Body chassis, these headers maximize exhaust scavenging and provide necessary clearances for modern Gen III and Gen IV V8 engines. The Stock 3rd Gen F Body Exhaust Constraints When performing an LS series engine swap into a 1982 1992 Chevrolet Camaro or Pontiac Firebird, the factory third generation exhaust manifolds are