Dynatech Vortex Cone Insert Muffler - Slips Into 3-1/2" Collectors Brawler Carburetors 394 in Oval Port

394 in Oval Port

It eliminates the need for a mountinghole in the head when using early heads on a later application

Today's all-out race engines demand the highest quality components at every step

Bosch Motorsport components are the product of choice for many of the world's top racing teams

Dynatech Vortex Cone Insert Muffler - Slips Into 3-1/2" Collectors Brawler Carburetors 394 in Oval Port100% T 304 Stainless Steel Construction Compact Size Fits All Racing Applications Ultra Lightweight Less Than 1 2 lb. each Little or No Power Loss Easy Bolt Installation Insert Cones on 3", 3 1 2", 4", 4 1 2", 5" Turn Down with Insert Cone in 3", 3 1 2", 4" How It Works: The Vortex Insert Cone, installed near the exit of the header collector or muffler outlet, provides a large friction area to reflect and dissipate sound energy, thus reducing the dB