40 Delta Flow® - 2.25 Center In / 2.25 Dual Out - Aggressive Sound Differential Covers and Parts " 2011 - 2023 GMC Sierra

2011 - 2023 GMC Sierra 2500 HD

(2) 1/8 inch NPT ports (sensor ports)

9L Cummins modified stock replacement turbocharger

The internal flow design is reversible

the bumper finish has a 1-year warranty

40 Delta Flow® - 2.25 Center In / 2.25 Dual Out - Aggressive Sound Differential Covers and Parts " 2011 - 2023 GMC SierraThis 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.