Flowmaster 40 Series Delta Flow 2.5" Center In 2.5" Offset Out Universal Muffler bumpers S&B's one piece box design

S&B's one piece box design features an integrated box seal with a relocated filter minder location

Replacement high pressure fuel lines from Fleece Performance

81 A/R and T4

Spiral louvered core for max exhaust flow

Models equipped with Auto 4WD (4A) may require front driveshaft replacement

Flowmaster 40 Series Delta Flow 2.5" Center In 2.5" Offset Out Universal Muffler bumpers S&B's one piece box designThis 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