Black GMC Sierra HD AT4 pickup with red tow hooks parked beside a warehouse loading dock

Duramax Performance Parts

Select your product type

  • Free ShippingOver $100*
  • 4.5/5Rating
  • 10,000+Orders

Filters

Products

SOLD OUT
Duramax L5p Fuel FIlter Cap Replacement on a white background
Pickup Trucks OnlyOut of stock

Duramax L5P Billet Fuel Filter Cap | 2017–2025 GMC/Chevrolet

(2017-2025)

Duramax

6.7L, L5P

$109.99

Complete 6.6L Duramax L5P intercooler pipe and boot kit with polished 3 inch pipes, silicone boots and T-bolt clamps
Limited stock

2017-2019 6.6L Duramax L5P Intercooler Pipe & Boot Kit | Chevrolet Silverado & GMC Sierra 2500HD/3500HD

(2017-2019)

Duramax

6.6L, L5P

$250.00

About Duramax Performance Parts

Explore Upgrades for Your Duramax Generation

Precision Engineered for Your Duramax

Race Tuners Calibrated to optimize power delivery, throttle response, and efficiency with adjustable tuning for your specific needs.

Duramax Straight Exhaust Systems High-flow, mandrel-bent systems that reduce backpressure, increase power, and deliver an authoritative exhaust tone.

Duramax Delete Kit Comprehensive DPF, DEF, and EGR kits designed to improve engine efficiency, lower exhaust gas temperatures (EGTs), and support long-term reliability.

Built for Direct Fit & Proven Performance

Our products are developed for precise compatibility across Duramax generations—from the LB7 (2001) to the L5P (2026). Each component is constructed for durability and engineered to deliver measurable gains.

Important Note: Delete kits are for off-road/racing use only. Verify all local and federal regulations. Professional installation is recommended.