Engine Component

2011+ Duramax LML Rear Engine Cover Coolant Return Plug Whether you're putting on an aftermarket turbo or deleting the EGR system on your LML, this...

2011-2016 LML Duramax Coolant Bypass Kit. Preformed rubber hose routes coolant from thermostat housing to firewall/heater core connection with p...

Upgrade your rear engine cover and stop the coolant leaks for good! Our blocking plate is thicker than the stock plate and has an integral square ...

Dress up your engine bay with our billet aluminum oil cap for your Duramax.  Includes O-Ring and Cam-lock, and is a drop in replacement for your O...

TURBO DIESEL CHARGE-AIR-COOLERS Bring on the BOOST!! Heavy duty bar & plate construction All-aluminium cast endtanks “Drop-in” fit requirin...

To prevent expensive cylinder head damage and head gasket failure, be sure to add ARP head studs when upgrading or rebuilding the Duramax diesel i...

included in the Base Kit: OEM Grade C Right and Left Head Gaskets 36 New OEM Replacement Head Bolts All Needed Seals and Gaskets NOT INCLUDED in t...

This plug is a self-regulating design which allows for fast and safe startups. This engine uses eight glow plugs.  1 Year Unlimited Mileage Warrant...

Included in the Base kit: OEM Grade C Right and Left Head Gaskets 36 New OEM Replacement Head Bolts All Needed Seals and Gaskets NOT INCLUDED in t...

These high performance Duramax motor mounts have been designed to maintain the alignment features of stock mounts while adding strength and dura...

Included in the Base kit: OEM Grade C Right and Left Head Gaskets 36 New OEM Replacement Head Bolts Upper valve cover gaskets (now included in k...

PPE’s modified coolant tube for LMM Duramax 6.6L is designed for use with PPE Up-pipes and Manifolds. Our experts cut, reposition and weld the cool...

This package includes an internally balanced Callies Performance Products billet crankshaft, Ross pistons with dual spiral clips, Totalseal Piston ...

This package includes an internally balanced Callies Performance Products billet crankshaft, Mahle pistons with piston rings and wrist pins, Wagler...

The Wagler Duramax Entry Level Rotating Assembly is the ideal package for a stock workhorse or a hot street truck making up to 1,000 HP. Even if th...

Duramax Alternate Fire Camshaft Street Stage One (No Piston Valve Reliefs Needed) Great replacement for tow, street and mild race. Duramax Alternat...

WAGLER COMPETITION PRODUCTS has added another tally to the list of first-to-market products with its Wagler L5P Duramax billet connecting rods, whi...

Standard Duramax Crank - Standard Duramax Pin > Factory Replacement Rod WCP/Callies Crank - Standard Duramax Pin > Callies Crank Journal wi...

The affordable Wagler Duramax As-forged Street connecting rods are the perfect solution for a hot street truck making 1,000 HP or less. The as-forg...

Cometic Street Pro Gasket Kits are budget friendly kits with all necessary gaskets and seals needed for a rebuild. Street Pro gasket kits are sold ...