Flowmaster 50 Series Delta Flow 3" in 2.5" Dual Out Universal Chambered Muffler 2004.5-2005 6.6l lly duramax 2" outlet tip with angled

2" outlet tip with angled cut for aggressive styling

heat-treated

aFe Power is the only choice

1L - Speedometer

Flowmaster 50 Series Delta Flow 3" in 2.5" Dual Out Universal Chambered Muffler 2004.5-2005 6.6l lly duramax 2" outlet tip with angledThe three chamber design utilizes Flowmaster's Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Moderate Sound Mild interior resonance Excellent choice for Street Rod cars and trucks Improved