Willy's Anti Reversion Muffler - 3 in Center Inlet / Outlet - 12 in Long 13012 Center cap measures 3

Center cap measures 3

Gray anodized finish with black anodized billet aluminum metering block and booster inserts

Black Seaming TapeSince 1995

Available in 3" and 3 1/2" inlet diametersPatriot Exhaust products continue to offer the best value for the dollar of any brand in the industry

Willy's Anti Reversion Muffler - 3 in Center Inlet / Outlet - 12 in Long 13012 Center cap measures 3Product Description: Muffler Anti Reversion 3 in Center Inlet 3 in Center Outlet 12 in Long Steel Natural Established in 1985, Willy's Carburetor manufactures high performance carburetors for racing engines. Willy's 2bbl Gas Carb are popular on NASCAR Late Models and are IMCA & WISSOTA legal. Willy's 2bbl Gas Carb with billet metering blocks will pass tech gauges and produce awesome torque and horsepower. Willy's 4bbl HP Gas Carburetor and Willy's HP