FTD Vacuum Valved Muffler Kit

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Universal 3” Vacuum Valved Muffler KitQuiet when you want it. Loud when you don’t.This 3-inch vacuum valved muffler kit lets your exhaust sound change with engine load. Under throt tle, the valve opens for a louder, free-flowing tone. At cruise, it stays closed for a quieter, more comfortable ride.Made from 304 stainless steel for durability and corrosion resistance, this muffler is built for long-lasting performance in any custom exhaust setup. Vacuum valve controller included.Features3” inlet and outletVacuum-operated valve for automatic sound control304 stainless steel constructionVacuum valve controller includedUniversal fit for custom exhaust systems Show more