Flowmaster American Thunder Cat-Back Exhaust For 1987-1996 Ford F-150 V6/V8 blow off valve upgrades Compliant with multiple race series

Compliant with multiple race series that require strobing blue

Roto-Fab Replacement Air Filter

4 Powerstroke (High Pressure Wheel)

Optimizes air pressure and distribution

Flowmaster American Thunder Cat-Back Exhaust For 1987-1996 Ford F-150 V6/V8 blow off valve upgrades Compliant with multiple race seriesFor the person who is looking for an aluminized steel cat back exhaust system with an aggressive exterior tone and moderate interior tone. The American Thunder system is heavy 16 gauge mandrel bent aluminized steel tubing for durability and maximum performance. Includes a aluminized steel Super 50 Series performance muffler for that perfect blend of a deep aggressive exterior sound, with a moderate interior tone that won't drive you out of the cab