Flowmaster Signature Series Cat-Back Stainless Exhaust System - 3 in Diameter - 4.5 in Tip - Ford Fullsize Truck 2021-25 1237A83 C3-R6 Valve

C3-R6 Valve

1/4 mile time

GM A-Body / F-Body / X-Body / Chevy Corvette 1962-82

JAZ 16 gal Plastic Cells

3200 / 6200 RPM

Flowmaster Signature Series Cat-Back Stainless Exhaust System - 3 in Diameter - 4.5 in Tip - Ford Fullsize Truck 2021-25 1237A83 C3-R6 ValveProduct Description: Exhaust System Signature Series Cat Back 3 in Diameter 4. 5 in Tip Stainless Natural Ford Fullsize Truck 2021 25 In 1983 California Sprint Car racers were experiencing 'excessive sound' issues and were told to quiet the cars down or stop racing. Flowmaster founder Ray Flugger created Flowmaster's first patented design of racing mufflers. Ray attached handles to ease carrying the race mufflers, and the mufflers became known as the