MBRP Universal 4'' Quiet Mufflers Dual core technology provides optimal flow in conjunction with superior sound suppression Perfect for over the road towing applications as cab noise is greatly reduced Available in T304 stainless steel, T409 stainless steel, and aluminized 4" inlet/outlet configuration that can replace any MBRP or competitor muffler in a 4" system

679-M1004

Universal 4" Quiet Muffler T304 stainless steel View this item Fits Applications

$232.99 Ships 06/05/12

679-M1004A

Universal 4" Quiet Muffler Aluminized View this item Fits Applications

$132.99 Ships

679-M1004S

Universal 4" Quiet Muffler T409 stainless steel View this item Fits Applications

$146.99 Ships 06/05/12