Replace the factory muffler with this Direct Bolt-on High Flow performance muffler assembly. Extreme performance and extreme sound can be yours. Constructed from T409 stainless steel this muffler assembly will fit all 4" exhaust systems and last as long as you own your truck.
MBRP high flow performance diesel mufflers are available as individual components. Get the best sounding muffler on the street today. Each muffler is built from T304 Stainless Steel and boasts a fully welded construction and is designed to take all of the abuse you can throw at it.
MBRP’s 4” Quiet Tone muffler features a high flow 4” spiral louvered core, fits most 5” exhaust systems and is a direct replacement for all MBRP 4" performance mufflers. With over triple the sound cancelling packing it eliminates drone under load or towing conditions and delivers up to a 10% dB noise reduction compared to our regular performance muffler.
MBRP’s 4” Quiet Tone muffler features a high flow 4” spiral louvered core, fits most 5” exhaust systems and is a direct replacement for all MBRP 4" performance mufflers. With over triple the sound cancelling packing it eliminates drone under load or towing conditions and delivers up to a 10% dB noise reduction compared to our regular performance muffler.