Flowmaster 40 Series 2.5" Dual In 3" Center Out Aggressive Chambered Muffler 2017-2023 6.6l l5p duramax This gives the clutch better

This gives the clutch better holding ability than its OE counterpart

PRODUCTS MANUFACTURED BY XDP CARRY A 1-YEAR WARRANTY AGAINST DEFECTS IN MATERIALS AND CRAFTSMANSHIP

Front skid plate will not work with 2

The Pulsar is an in-line module that connects to the computer in your truck and optimizes performance and throttle response

Includes custom formed nodular iron knuckles engineered to provide perfect geometry

Flowmaster 40 Series 2.5" Dual In 3" Center Out Aggressive Chambered Muffler 2017-2023 6.6l l5p duramax This gives the clutch betterThe Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Noticeable interior resonance No internal packing to blowout Aggressive Sound Exterior Exhaust Tone Excellent Street Strip and Off Road application Durable fully welded 16 gauge aluminized