Flowmaster 40 Series Delta Flow 2.5" Center In/Out Chambered Universal Muffler 2001-2007 Chevrolet Silverado 2500 Improves airflow for more horsepower

Improves airflow for more horsepower and torque

Holds an additional 1 quart over stock Oil pan

Fitment: 2010-2012 Dodge Ram 2500/3500 6

2012-2014 Dodge Charger V8 6

Flowmaster 40 Series Delta Flow 2.5" Center In/Out Chambered Universal Muffler 2001-2007 Chevrolet Silverado 2500 Improves airflow for more horsepowerThis two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: No internal packing to blowout Race proven Delta Flow technology Excellent Street Strip and Off Road