5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015 Rated 4.45 out of 5 based on 11 customer ratings (11 reviews) Ready to ship SKU: 22308 For off-road and race use only $679 – $1,276Price range: $679 through $1,276 Muffler Option Choose an optionNo MufflerWith Muffler Up-Pipe / Down-Pipe Choose an optionNoneUp-PipeDown-PipeBothClear 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015 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 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015 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 4.5 Based on 11 reviews5 star4545%4 star5555%3 star0%2 star0%1 star0%Add a review Search1-5 of 11 reviewsMost RecentMost Helpful Beto Juarez Reviewer December 3, 2025 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015Ordering to installation was fast and painless. I wouldn’t hesitate to buy from Diesel Dudes again. Patrick Reviewer October 29, 2025 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015Ordering was simple and shipping to Alaska was quick. Installation in cold weather wasn’t ideal, but the exhaust quality and sound are excellent. Daril Hosack Reviewer June 26, 2025 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015The kit arrived well packaged and components were high quality. Taking time to stage and orient everything correctly made installation smooth. The finished exhaust looks and sounds fantastic. andrew griffin Reviewer June 16, 2025 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015No issues during install. Everything aligned cleanly and the finished result looks professional. Very pleased. Gualberto Diaz Reviewer June 16, 2025 5″ Exhaust | DURAMAX EXHAUST KITS | LML 2011-2015Worth every dollar spent on my 2015 GMC Duramax. The improvement speaks for itself. Show more reviews (6)Sorry, no reviews match your current selections Related products 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″ Turbo Back Exhaust DPF Delete | Dodge Ram Cummins Diesel 6.7 2013-2018Rated 4.50 out of 5 12 reviews$829 – $1,027Price range: $829 through $1,027 In Stock Add to Wishlist Add to Wishlist 30% 5″ Turbo Back Exhaust DPF Delete | Dodge Ram Cummins Diesel 6.7 2007.5-2009$629 – $769Price range: $629 through $769 In Stock Add to Wishlist Add to Wishlist Black Bandit Stainless Steel Exhaust TipRated 4.67 out of 5 3 reviews$79 – $115Price range: $79 through $115 In Stock Add to Wishlist Add to Wishlist 11% 4″ Exhaust DPF Delete | Nissan Titan XD Cummins 5.0 2016-2018$753 – $951Price range: $753 through $951 In Stock Add to Wishlist Add to Wishlist
Ordering to installation was fast and painless. I wouldn’t hesitate to buy from Diesel Dudes again.
Ordering was simple and shipping to Alaska was quick. Installation in cold weather wasn’t ideal, but the exhaust quality and sound are excellent.
The kit arrived well packaged and components were high quality. Taking time to stage and orient everything correctly made installation smooth. The finished exhaust looks and sounds fantastic.
No issues during install. Everything aligned cleanly and the finished result looks professional. Very pleased.
Worth every dollar spent on my 2015 GMC Duramax. The improvement speaks for itself.