LLY Duramax Turbochargers and Exhausts

Straight Pipe Monster Muffler Delete kit for 4 inch Banks Power Monster Exhaust Systems. Does not replace OEM mufflerReplaces Muffler 53801 used in...

100 Percent stainless, not aluminized! Improves flow up to 176 Percent. Cat-back with giant polished Chrome rolled-edge tip. Muffler's expansion ch...

100 Percent stainless, not aluminized! Improves flow up to 176 Percent. Cat-back with giant polished Chrome rolled-edge tip. Muffler's expansion ch...

100 Percent stainless, not aluminized! Improves flow up to 176 Percent. Cat Back System with giant polished Chrome rolled-edge tip. Muffler's expan...

Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4 inch Monster Exhaust is made of rugged, long-lasting 100 percent st...

100 Percent stainless, not aluminized! Improves flow up to 176 Percent. Cat Back System with giant polished Chrome or Cerakote Black rolled-edge ti...

Improves airflow up to 176 Percent. 4-inch constant-diameter cat-back system nearly triples flow. Straight-through muffler. 5-inch tip optional. Fu...

100 Percent stainless, not aluminized! Improves flow up to 176 Percent. Cat-back with giant Cerakote Black rolled-edge tip. Muffler's expansion cha...

Improves airflow up to 176%. 4-inch constant-diameter cat-back system nearly triples flow. Straight-through muffler. 5-inch tip optional. Fully com...

100 Percent stainless, not aluminized! 4-inch mandrel-bent tube improves flow up to 176 Percent with virtually no back pressure. Side Single exit w...

Improves airflow up to 176 Percent. 4-inch constant-diameter cat-back system nearly triples flow. Straight-through muffler. 5-inch tip optional. Fu...

100 Percent stainless, not aluminized! 4-inch mandrel-bent pipe improves flow up to 176 Percent with virtually no back pressure. Side Single exit C...

The head pipe is one of the biggest restrictions in your vehicles exhaust system. Pushing air out of the turbocharger wastes power that should be g...

Under high-boost conditions, the stock actuator's weak spring allows the wastegate to blow open, limiting midrange torque. Bleed orifices (also kno...