2020-2023 Duramax L5P Banks Monster Exhaust System 5" Aluminized

5" aluminized steel constant-diameter DPF-back system with Patented negative backpressure SideKick tip. 85% less backpressure and 15% lower exhaust exit temps than stock, allowing the engine to produce more horsepower. Improves flow and cuts backpressure.

Choose between chrome or black tip!