Collection

6.6L GM Duramax LML Performance Parts & Tuning (2011–2016)

Shop LML Duramax diesel performance parts, tuners, EGR, DPF, exhaust, and turbo upgrades. Boost horsepower, torque, and MPG. Off-road use only.
26 products
Showing 2 of 26
Black Bandit Exhaust Parts 4-Inch Stainless Steel Diesel Muffler
Exhaust Parts

Stainless Steel Diesel Muffler

4.7 (9)
From $114.95
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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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Dynamic Diesel's performance lineup for the 2011–2016 GM Duramax LML — shop race tuners, exhaust systems, EGR kits & complete upgrade packages built for more power, better fuel economy and long-haul reliability. Off-road use only.