Wagler L5P Duramax billet connecting rods, made from 4340 certified material. All design, machining, assembly and QC done in-house at Wagler in the...

Wagler L5P Duramax pushrods built from 4130/4135 seamless chromoly tubing with billet steel tip ends for strength and valvetrain stability above st...

2019-2024 Cummins lifter modification kit: solid spacers for the factory lifter bodies, pushrods and OE adjustable rockers.Source: Wagler Competition

The Wagler Competition Products STREETFIGHTER Duramax is built for neck-snapping torque with real street manners, for LB7 through LMM 6.6L Duramax ...

This is our smallest upgrade. We modify your injector to flow 20cc over stock. You will see a gain in fuel economy and low end torque. With these ...

This is WDIs most popular injector. They flow 40cc’s of fuel over stock, and with larger nozzles flow fuel faster for higher RPM horsepower gains. ...

These injectors are capable of 550+ RWHP. They pair well with a stage 2 or bigger VGT charger and do very well with a S362 or larger fixed geometry...

These are the biggest conventional injectors you can run on a stock HPOP. They are capable of 600+ RWHP. They pair well with big VGT turbos and wi...

Warren Diesel Stock OEM Replacement Injector Set (8). We remanufacture all internal mating surfaces, inspect all pieces of the injector, replace de...

Billet inner gear coated with nickel boron coating. Guaranteed not to break. Same gears that are used in Warren Diesel's 1758 RWHP drag truck, and ...

Wastegate Merge Adaptor Flange 21-13005 Designed to be used with our high flow 3" stainless cast wastegate merges (21-13003 and 21-13001) to reduce...

EDM'd to increase flow to the oil rail. A must for sled pulling and drag racing. Helps maintain peak pressure without blowing IPR open. Set of 2. F...

After months of testing and data logging, we are happy to introduce our DIY (Do It Yourself) 6.7L Powerstroke 55% over injection pump barrel and pl...

After months of testing we are excited to launch our 7250 psi ICP sensor for the 6.0L Powerstroke. This sensor is a must have for pushing ICP over ...

Billet inner low pressure oil pump gear coated with nickel boron coating. Guaranteed not to break. Replace the faulty powdered metal gears from the...

Billet inner oil pump gear coated with nickel boron coating. Guaranteed not to break. Replace the faulty powdered metal gears from the factory with...

After months of testing we are excited to launch our high performance, high pressure IPR Valve for the 6.0L Powerstroke. This product is modified f...

The WDI stand alone 6.0 harness simplifies running a 6.0 Powerstroke power plant in a wide variety of chassis without running a factory cluster.  ...

2001-2005 Duramax Twin CP3 Pump Controller to operate dual CP3's. A second CP3 pump adds volume to your high pressure fuel system to maintain consi...

2006-2016 Duramax Twin CP3 Pump Controller to operate dual CP3's. A second CP3 pump adds volume to your high pressure fuel system to maintain consi...

WCFab Billet Front Engine cover is designed to gear drive up to three reverse rotation CP3 pumps. No more throwing serpentine belts or stroker CP3s...

WCFab Duramax Billet Rear Engine Cover Kit for use with SFI big block Chevy pattern bell housings. Includes chassis mounting holes, No coolant pass...

Billet Block Off plate for valley CP3 pump. Black anodized finish with engraved logo.Made by Wehrli Custom Fabrication (WCFab). May be sourced thro...