4″ Exhaust DPF Delete | GM Duramax Diesel 6.6L 2001-2007 Ready to ship SKU: 21915 For off-road and race use only $569 – $1,108Price range: $569 through $1,108 Muffler Option Choose an optionNo MufflerWith Muffler Up-Pipe / Down-Pipe Choose an optionNoneUp-PipeDown-Pipe (2001-2004)BothClear 4" Exhaust DPF Delete | GM Duramax Diesel 6.6L 2001-2007 quantity Add to cart 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 6.6L 2001-2007 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 | GM Duramax Diesel L5P 2017-2019Rated 4.50 out of 5 6 reviews$699 – $1,254Price range: $699 through $1,254 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 CAB & CHASSIS 4″ Exhaust DPF Delete | Ford Powerstroke Diesel 6.7 2011-2019Rated 4.00 out of 5 2 reviews$1,069 In Stock Add to Wishlist Add to Wishlist 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015Rated 4.45 out of 5 11 reviews$679 – $1,276Price range: $679 through $1,276 In Stock Add to Wishlist Add to Wishlist 4” Diesel Universal MufflerRated 4.55 out of 5 11 reviews$140 In Stock Add to Wishlist Add to Wishlist