Jones Exhaust Q413C Quiet Tone Muffler 2.25 Inlet, 2.25 Outlet drums-and-hardware 1 L6 1968 - 1974

1 L6 1968 - 1974 Chevrolet K20 Suburban 292/4

and reduces oil leaks caused by high crankcase pressures

9L V8 1971 - 1976 Dodge Coronet Brougham 360/5

Gasket competition screw-in rocker arm studs are manufactured from heat treated black oxide coated Grade 8 steel

3L V8 1979 GMC K1500 350/5

Jones Exhaust Q413C Quiet Tone Muffler 2.25 Inlet, 2.25 Outlet drums-and-hardware 1 L6 1968 - 1974Overview: The Quiet Tone muffler from Jones Exhaust provides improved exhaust performance, without the aggressive exhaust tones that usually come with it. The mild exhaust tone reduces cabin noise to make driving more enjoyable, without sacrificing any performance. Quiet Tone mufflers utilize an interior baffle design to provide you with excellent results. Features Improved exhaust performance without annoying or aggressive tones Multiple lengths and