4″ Exhaust DPF Delete | GM Duramax Diesel LML 2015.5-2016 Out of stock SKU: 21917 For off-road and race use only $679 – $1,218Price range: $679 through $1,218 Muffler Option Choose an optionNo MufflerWith Muffler Up-Pipe / Down-Pipe (2015) Choose an optionNoneUp-PipeDown-PipeBothClear 4" Exhaust DPF Delete | GM Duramax Diesel LML 2015.5-2016 quantity Out of stock Add to Wishlist Add to Wishlist Proven power gains. Test bench. Real trucks. Real results. Tuned by diesel addicts. We drive what we sell. Installs like OEM. Hits like aftermarket. 100% fit. Maximum output. Fast shipping. Ready to ship from US warehouses. Please Note Shipping Emissions Compliance Disclaimer Add a review 4" Exhaust DPF Delete | GM Duramax Diesel LML 2015.5-2016 Rating* 0/5 * Rating is required Your review * Review is required Name * Name is required Email * Email is required * Please confirm that you are not a robot Submit Cancel 0.0 Based on 0 reviews5 star0%4 star0%3 star0%2 star0%1 star0%Add a review Search0 of 0 reviewsMost RecentMost HelpfulSorry, no reviews match your current selections Related products 5″ Exhaust DPF Delete | Ford Powerstroke Diesel 6.4 08-10$585 – $783Price range: $585 through $783 In Stock Add to Wishlist Add to Wishlist 21% 5″ Downpipe-Back Race Exhaust | Ford Powerstroke 6.7L 2011-2022Rated 4.55 out of 5 11 reviews$600 – $798Price range: $600 through $798 In Stock Add to Wishlist Add to Wishlist 27% 4 Inch Exhaust DPF Delete | Dodge Ram Cummins Diesel 6.7 | 2013-2018Rated 4.00 out of 5 2 reviews$539 – $679Price range: $539 through $679 In Stock Add to Wishlist Add to Wishlist 4″ Exhaust DPF Delete | GM Duramax Diesel L5P 2017-2025Rated 5.00 out of 5 2 reviews$569 – $1,066Price range: $569 through $1,066 In Stock Add to Wishlist Add to Wishlist 5″ Exhaust DPF Delete | Dodge Ram Cummins Diesel 6.7 2011-2018 CAB & CHASSIS$1,189 – $1,387Price range: $1,189 through $1,387 In Stock Add to Wishlist Add to Wishlist