Unlock the full potential of your 2020+ GM 6.6L Duramax with this high-flow 4-inch performance exhaust system. Constructed from 304 stainless steel for superior durability and corrosion resistance, this upgrade improves exhaust flow, reduces backpressure, and enhances overall sound and performance. Finished in sleek black for a clean, aggressive look.

• Made from premium 304 stainless steel

• 4″ mandrel-bent tubing for maximum flow

• Corrosion-resistant black finish

• Improves performance, efficiency, and exhaust tone

• Direct-fit design for easy installation on 2020+ Duramax trucks