4" DPF/EGR/DEF/CCV Delete All-in-One Kit for 2011-2015 6.6L Duramax LML

Exhaust material: T-409 stainless steel. Tuner: Mini Maxx V2 Delete Tuner. Helps eliminate oil smoke accumulation and blockage of the EGR valve. Free-flowing exhaust system for more power and better fuel economy. This 4" race pipe allows for the removal of the catalytic converter and DPF filter from the exhaust system, making it suitable for off-road use. These kits will only fit models equipped with v-band clamp and will not work for trucks equipped with the 3-bolt flange off the turbo direct pipe! Fit 2011-2015 Chevrolet Silverado & GMC Sierra 2500 & 3500HD 6.6L Duramax LML pickup trucks. Will not fit Cab & Chassis trucks.