Unleash the power of your Chevy/GM 6.6L, Ford 6.4L and Dodge 6.7L Diesel engines. Each system bolts on behind the particulate filter with no modifications and no risk of triggering sensors or compromising the emissions systems. Combine dyno tuned, 4-inch mandrel-bent tubing with Gibson's Suspended Flow Technology performance muffler for increased torque and power that delivers a deep, commanding sound with every rev. and an oversized 6" Equilateral tip design, constructed of T-304 High Polished Stainless Steel with an integrated clamp-on design. This tip has been engineered to not only deliver looks like you've never seen before, but also allows for cooler surface temperatures. Available in Aluminized or high quality stainless steel.