Collection

6.6L GM Duramax L5P (2017-2026)

Maximize your 2017–2026 GM Duramax 6.6L L5P with premium performance kits, parts and accessories engineered for more torque and horsepower.
27 products
Showing 3 of 27
Stainless Steel Diesel Muffler
Exhaust Parts

Stainless Steel Diesel Muffler

5.0 (1)
From $114.95
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Complete 6.6L Duramax L5P intercooler pipe and boot kit with polished pipes, silicone boots and clamps
Intercooler Pipe

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

$275.00
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Train Horn Kit with Onboard Air | Spare Tire Mount | Horn Blaster
Accessories

Train Horn Kit with Onboard Air | Spare Tire Mount | Horn Blaster

From $999.99
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Shop Dynamic Diesel for 2017–2025 GM Duramax L5P performance parts — EGR kits, race tuners & exhaust systems built to deliver more torque, better fuel mileage and reduced maintenance. Covering 2017 through 2025. Off-road use only.