Duramax 17-21 L5P Injector Set: Brand New injector set at 15 percent over, will improve fuel economy and increase power by 50 RWHP over stock.
Safe on a stock truck, great for towing, excellent street manners, and improved fuel economy. Sold as a balanced and matched set.
- 2017-Present Duramax L5P Brand New Injector Set 50HP – 15 Percent Over Stock
- Liter: 6.6
- Engine: L5P Duramax
- Years: 2017-2021
- Condition: New
- Not For Sale In California