Flowmaster FlowFX Stainless Muffler - 2-1/2 in Side Inlet - Dual Offset 3 in Outlet - 24 in Long 601-27S-WR Mercury C4 and C6 (Rev

Mercury C4 and C6 (Rev pattern) and Chrysler/AMC A727 (36RH/37RH)

1967-1969 Chevrolet C10 Suburban

Chip Adjustable

5mm engine thread sizes

Flowmaster FlowFX Stainless Muffler - 2-1/2 in Side Inlet - Dual Offset 3 in Outlet - 24 in Long 601-27S-WR Mercury C4 and C6 (RevProduct Description: Muffler FlowFX 2. 5 in Front Inlet Dual 2. 5 in Outlets 18 x 9 x 4 in Oval Body 24 in Long Stainless Natural Universal 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