Schoenfeld IMCA Muffler 4704021-10-L Performer heads #60579/#60575 are 50-state

Performer heads #60579/#60575 are 50-state emissions legal for 1965-79 vehicles

Dual Bushing Style

Vehicle Applications: CORVETTE C5/ZO6 97-04 ATAK

a water flow restrictor plate should be used in place of the thermostat

Tire Pressure Gauge Holder

Schoenfeld IMCA Muffler 4704021-10-L Performer heads #60579/#60575 are 50-stateMuffler slides into 3" or 3 1 2" collectors. Removes 9 DB of sound. Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including turn downs, extensions, tubing bends and elbows, race mufflers, insert mufflers, mandrel bends, exhaust reducers, header gaskets,