Flowmaster Flow FX Muffler LMM Duramax " Replacement tube for cold side

Replacement tube for cold side of the intercooler

Say goodbye to complicated setups and hello to hassle-free illumination

model and aftermarket upgrades on the vehicle

3L was engineered to minimize air restriction and flow better than stock

maintenance intervals should be based on engine hours as opposed to mileage (F-Series trucks built after 2004 are all equipped with hour meters)

Flowmaster Flow FX Muffler LMM Duramax " Replacement tube for cold sideFlowmaster's Flow FX series mufflers deliver a moderate performance tone for the enthusiast looking for an exhaust note that is different from the "chambered" muffler sound. The interior features a large 3. 00 inch "straight through" stainless steel perforated core, surrounded with high temperature sound absorption materials delivering a deep traditional mellow tone. The internal flow design is reversible, so the muffler can be installed in either