11-16 6.6L LML

The CP4 Pump on the LML model Duramax is prone to failure if the fuel system has any water or contaminated fuel introduced to it. When the pump fails, it will send metal contaminants throughout the entire fuel system which in most cases will ruin the...

2011-2016 LML Crew Cab Duramax Fass Mount Bracket to locate pump under truck in front of fuel tank.

Outerwears Air Filter Cover for all WCFab air filters used in our turbo kits and intake kits.

The WCFab 2001-2016 Duramax Up Pipe Bolt Kit is comprised of 6 specially selected high strength 12 point ARP fasteners and matched washers with a pack of assembly lube and are designed as an upgrade to the OEM fasteners employed on the 2001-2016 and...

Replacement Dry Air Filter used in WCFab Twin Turbo and S400 Single Install Kits.

Glow plugs are one of the most important components when trying to start a diesel in cold weather.  Worn or in-op glow plugs can cause a hard start or even check engine lights on today's newer trucks. Also, comes with nut.

2011-2016 LML Duramax 4" Intake Kit for Factory Turbocharger. This intake works in-conjunction with the factory turbo inlet horn.

Aluminum Upper Coolant Pipe replaces the OEM rubber upper coolant hose and comes powder coated color of choice! For use with OEM GM radiator! Some aftermarket radiators may cause fitment issues!

For use on 2004.5-2016 Duramax VGT Style Turbochargers. 

Our super-concentrated formula mixes one ounce of soap to one gallon of water, producing an economical, hard-working solution that gently lifts dirt, road crud, and miscellaneous buggy parts from all exterior surfaces of your vehicle. A quick dry with a...

The 3" High Flow Driver side Intercooler pipe for 2011-2016 LML Duramax replaces the factory two piece 2 ½" pipe with a high flow one piece 3" pipe. It also includes upgraded silicone boots that withstand higher pressure and temperature than the...

Replace your rusty or broken exhaust manifold up pipe bolts in your 6.6L Duramax with the ARP 10232 bolts. Each kit includes 3 bolts and 3 washers and will work for the exhaust manifold flange as well as the turbo flange. Each up pipe on your Duramax...

Off-road performance meets on-road comfort with the all-new Open Country R/T. Built rugged for any terrain, this powerful 4x4 tire offers excellent off-road traction, durable construction, and aggressive styling. Its ability to tackle mud, dirt, sand,...

COVER YOUR VEHICLE WITH A THICK BLANKET OF FOAM! The Voodoo Ride Foam Cannon produces thick foam by combining car soap with pressurized water. Minimize micro-scratches by thoroughly lubricating the surface with a thick blanket of foam. PRESSURE...

01 – 16 6.6 Duramax 3/8  x  .135 Wall 4130 Chrome Moly

Fabricated Aluminum Rear Differential Cover for AAM 11.5 Axle for Dodge and GM HD Trucks

Built in-house at WCFab carrying a LIFETIME WARRANTY against bending or breaking (to the original purchaser). Traction bars are a necessary upgrade when increasing the horsepower on your diesel truck to prevent the axle from twisting which can lead to...

With our background in OE development and manufacturing, we bring a unique perspective to the high-performance world. We know what features and specifications need to be to ensure proper function, we know how to produce them and how to verify they are...

Sulastic is an elastic (rubber spring) suspension that reduces and in many cases totally removes the vibration and shock caused by the leaf spring suspension, improving safety and overall handling of the vehicle.

For use on all T4 Flange style exhaust housings found on S300, S400, garrett, holset, precision turbo chargers.

The heart of the Zone Offroad 5" 2011-16 HD lift kit is a pair of one piece ¼" steel crossmembers combined with the CNC machined steering knuckles to create OE geometry for a quality ride. Also included is a laser cut differential skid plate,...

EFI Vin License

Merchant Automotive 11-15 LML Duramax Headgasket Kit

Lots of cool, clean air has been shown to increase horsepower and these dry disposable air filters from S&B deliver both unrestricted flow and high filtration. The filter elements protect your engine from harmful dirt and debris, and they're easily...

50 State CARB certified  The CP4 was introduced as a cost reduction to the LML platform since a smaller amount of fuel is required when running the more efficient injectors. Since its introduction it has proven to be less reliable than the...

5" Universal stack kit

Sun Coast take great pride in providing you and the rest of the diesel industry with innovations that will help propel and support all your goals for your vehicle no matter what the task. Sun Coast made a living on failure analysis of OEM parts. Sun...

This Category 1 SunCoast Torque Converter fits all Allison transmissions and is engineered to handle all of your everyday duties. Whether you’re towing a camper or hauling dirt to a job site, this torque converter is designed to improved vehicle...

Voodoo Ride Acid-Free Wheel Cleaner makes short work of tar, brake dust, dirt, and all the other road crud that winds up on your wheels. This color-change foam breaks down contaminants on a molecular level so they can easily be wiped away, leaving...

Wagler Competition is a leader in the Diesel Performance industry.  With the introduction of the first full billet water pump, they are setting the standard for the best replacement duramax water pump in the industry.  The WCPC66125...