Unlock more power from your 2020–2021 L5P Duramax with emissions-safe tuners, high-flow cold air intakes, and turbo-back exhaust kits. This category features L5P performance upgrades designed for newer GM HD trucks, including DPF-friendly exhaust systems, throttle sensitivity boosters, and SOTF-compatible tuning modules. Ideal for Silverado and Sierra 2500/3500 models equipped with the 10-speed Allison transmission.
AIR LIFT 88341 LOADLIFTER 5000 ULTIMATE HELPER SPRING KIT FOR 2020-2022 GM 2500HD/3500HD 4WD (SRW) Carry heavy loads safely in your 2020-2022 GM 2500HD/3500HD 4WD (SRW) when you install the Air Lift 88341 LoadLifter 5000 Ultimate Helper Spring Kit. This...
Alliant Power Fuel Injector Return Line Seal Kit For 17-20 GM 6.6L Duramax L5P *
* 2017-2020 GM 6.6L DURAMAX L5P | 2019-2020 GM 6.6L DURAMAX L5D (CAB & CHASSIS)Use the Alliant AP0133 Fuel Injector Return Line Seal Kit when resealing the injectors in...
Banks Power Pedalmonster Stand Along (For Idash 1.8 & Derringer) For 2011-2022 Ford 6.7L Powerstroke Also Fits:2011-2022 FORD 6.7L POWERSTROKE | 2018-2021 FORD F-150 3.0L POWERSTROKE | 2019-2021 RAM 6.7L CUMMINS | 2014-2019 RAM 1500 3.0L...
MBRP 4" Installer Series Filter-Back Exhaust System S6059AL For 20-21 GM 6.6L Duramax L5P *
* (ALL CREW & EXT. CAB)
The MBRP 4" Installer Series Filter-Back Exhaust System S6059AL can reduce backpressure and lower EGTs in your 2020-2021 GM...
Banks Power 67102 Derringer Tuner (Gen 2) WIth Idash 1.8 for 20-21 GM 6.6L Duramax L5P * None of Our programmers will work with or delete any emissions productsThe Banks Power 67102 Derringer Tuner (GEN2) With iDash 1.8 is a state of the art tuner...
MBRP 4" Pro Series Filter-Back Exhaust System S6059304 For 2020-2021 GM 6.6L Duramax L5P ( All Crew & Ext. Cab) The MBRP 4" PRO Series Filter-Back Exhaust System S6059304 will enhance the sound and style of your 2020-2021 GM 6.6L Duramax L5P. MBRP...