11-16 Duramax LML HSP Diesel Y-Bridge & Cold Side Kit - In Stock - Polar White
This kit upgrades the 11-16 Chevy, GMC 2500 3500 Duramax LML by improving throttle response and horsepower, featuring a high-flow bridge and turbo mouthpiece.
- The description claims better throttle response and more horsepower.
- The description claims the kit improves spool up.
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