75MM DOWN PIPES (OFF ROAD USE ONLY)

3103-RZ003 MAZDA RX-7 1987-1991 Turbo ; Stock & Sport Turbo, Eliminates Pre-Cat - *Requires flange modification for use with stock main Cat.* (Off-Road Use Only)

For maximum exhaust flow and increased turbo spool up, HKS offers Off-Road down pipes and front pipes for race use. Each 75mm mandrel down pipe and front pipe is a bolt on application that will mount to the stock turbo and to HKS turbo upgrade kits.