MAHLE Motorsports Duramax Forged Aluminum Race Piston Kit (1500 HP), 2001-2016 LB7/LLY/LBZ/LMM/LML

Part# 930036255 930036275 930036295

$2,974.09 Includes Free Shipping.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2016 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML Duramax Diesel 

These Mahle forged diesel race piston and ring kits are designed to withstand the extreme cylinder pressures of your high-boost diesel engine! Forged from strong aluminum alloy, these race pistons are machined for less weight and low compression ratios. With almost 90 years of racing heritage and technology, Mahle knows what your high performance diesel needs to keep performing! The piston skirts receive a Grafal coating to optimize performance by reducing drag, scuffing, and friction. The kits include a set of high quality piston rings to get you all sealed up. Get a competitive edge for your diesel-powered race rig with Mahle forged diesel race piston and ring kits.

Application Guide:

  • These Pistons already have Valve Reliefs for a larger Camshaft
    • 930036255: Stock 4.055 Bore (403 Cubic Inch)
    • 930036275: .020 over, 4.075 Bore (407 Cubic Inch)
    • 930036295: .040 over, 4.095 Bore (411 Cubic Inch)


    • High-Boost Durability 
    • Strong & Lightweight
    • Forged Aluminum Alloy
    • Racing Expertise
    • Grafal Coating to Reduces Drag, Scuffing, and Friction
    • Complete Kit


    • Forged Aluminum Race Piston Kit


    • Please allow at least 5-7 business days before shipment for coated option
    • Rated conservatively up to 1500HP