4″ Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025 Rated 4.20 out of 5 based on 5 customer ratings (5 reviews) Ready to ship SKU: 22593 For off-road and race use only $569 – $1,066Price range: $569 through $1,066 Muffler Option Choose an optionNo MufflerWith Muffler Down-pipe Option Choose an optionNo Down-PipeWith Down-PipeClear 4" Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025 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 L5P 2020-2025 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 4.2 Based on 5 reviews5 star2020%4 star8080%3 star0%2 star0%1 star0%Add a review Search1-5 of 5 reviewsMost RecentMost Helpful Cayton Norris Reviewer November 28, 2025 4" Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025The team went above and beyond to make sure I received my order. Easily one of the best customer service experiences I’ve had in years. Jed Vucelick Reviewer July 27, 2025 4" Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025Delivery timing was spot on, fitment was perfect, and the sound completely changed the truck’s character. Ronald Kaufman Reviewer June 20, 2025 4" Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025Customer service was friendly and pricing felt fair for what you get. Aron Renfroe Reviewer March 24, 2025 4" Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025Quick install and the exhaust note is exactly what I was hoping for. Larry McCarty Reviewer March 16, 2025 4" Exhaust DPF Delete | GM Duramax Diesel L5P 2020-2025Once the factory exhaust was removed, the new exhaust pipe went in easily. Fitment was spot on with no problems. Sorry, no reviews match your current selections Related products DPF & CAT Delete Pipe | GM Duramax Diesel L5P 2020-2025$389 – $886Price range: $389 through $886 In Stock Add to Wishlist Add to Wishlist 5” Diesel Universal MufflerRated 4.5 out of 5 4 reviews$198 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 S&B Cold Air Intake for GM / Chevy DuramaxRated 4 out of 5 1 review$449 In Stock Add to Wishlist Add to Wishlist 24% L5P 3.5″ Down-pipe 2020-2025 GM Duramax$467 Original price was: $467.$357Current price is: $357. In Stock Add to Wishlist Add to Wishlist
The team went above and beyond to make sure I received my order. Easily one of the best customer service experiences I’ve had in years.
Delivery timing was spot on, fitment was perfect, and the sound completely changed the truck’s character.
Customer service was friendly and pricing felt fair for what you get.
Quick install and the exhaust note is exactly what I was hoping for.
Once the factory exhaust was removed, the new exhaust pipe went in easily. Fitment was spot on with no problems.