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Engine Upgrades

Upgrading your LML engine is easy with our selection of Chevy aftermarket parts. Need to replace a coolant line? Sinister Diesel cooling lines are made from top of the line components and precision cut to ensure perfect performance. Increase your line torque and horse power with an LML intake bridge from Sinister Diesel. You can also order a resonator delete block that reduces the turbulence in your intake tube, increases turbo whistle, and cleans up your engine bay by eliminating the bulky plastic resonator box.

Overcome head gasket failures with Duramax head studs for your LML engine. With our kit of Duramax head studs, you can secure your cylinder heads and keep them from lifting at high combustion pressures. You can also improve the performance and safety of race cars and street vehicles with flywheel and flexplate bolts, rod bolts, and ring compressors. Take your LML engine to the next level with GMC and Chevy aftermarket parts from MKMCustoms.com.

Displaying products 1 - 9 of 9 results
Sinister Diesel Cooling Line
Sale Price: From $17.78 to $65.34
Sinister Diesel Cooling Line
free shipping
Intake Resonator Delete Block 2011-2013 Chevy LML
Price: $64.99
Sale Price: $49.99
You Save: $15.00
Intake Resonator Delete Block 2011-2013 Chevy LML
LML Intake Bridge 2011+ GM Duramax
Price: $389.99
Sale Price: $319.99
You Save: $70.00
LML Intake Bridge 2011+ GM Duramax
free shipping
ARP Duramax Head Stud Kit 01-11
Price: $1,023.62
Sale Price: $565.00
You Save: $458.62
ARP Duramax Head Stud Kit 01-11
free shipping
ARP Duramax Rod Bolt Kit
Sale Price: $249.00
ARP Duramax Rod Bolt Kit
free shipping