4″ Down Pipe Back Exhaust for 6.4L Powerstroke 2008-2010 Out of stock SKU: 21738 For off-road and race use only Add to Wishlist Add to Wishlist This product is currently out of stock and unavailable. 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" Down Pipe Back Exhaust for 6.4L Powerstroke 2008-2010 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 4” Diesel Universal MufflerRated 4.55 out of 5 11 reviews$140 In Stock Add to Wishlist Add to Wishlist Full Delete Bundle | Ford Powerstroke 6.4L | 2008-2010Rated 4.53 out of 5 19 reviews$1,180 – $1,808Price range: $1,180 through $1,808 In Stock Add to Wishlist Add to Wishlist FASS Fuel Pump | Ford Powerstroke Diesel 6.4 2008-2010$998 In Stock Add to Wishlist Add to Wishlist 12% Exhaust Manifold Kit w/ Up-pipe 2008-2010 Ford Powerstroke 6.4L$1,359 Original price was: $1,359.$1,199Current price is: $1,199. In Stock Add to Wishlist Add to Wishlist 0% DPF Delete Kit | Ford Powerstroke Diesel 6.4L 2008-2010 | Bully Dog BDX$1,490 – $2,102Price range: $1,490 through $2,102 In Stock Add to Wishlist Add to Wishlist