Fuel System Parts

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...

Exergy Performance is a division of Exergy Engineering and is focused on the unique needs of high-performance diesel applications. The need for this specialized attention was recognized after assisting in root cause analysis of everything from rough idle...

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

2001-2010 LB7, LLY, LBZ, LMM Crew Cab Duramax Fass Fuel System Relocation Mounting Bracket. Relocates the FASS fuel system to underneath the truck on the inside of the driver side frame rail.

When replacing the injectors in your 6.7L Common Rail we highly recommend replacing the injector connecting tubes to avoid new injector contamination. The most common failure of new injector installations is contamination and the problem that we see most...

Exergy Performance is a division of Exergy Engineering and is focused on the unique needs of high-performance diesel applications. The need for this specialized attention was recognized after assisting in root cause analysis of everything from rough idle...

One of the most critical parts of your truck is it's fuel system!  Do not just let your FASS or AirDog hang down from your frame and be exposed to road, tire, and field hazards!  We have created a completely new mounting system for your...

Upgrade your fuel system with this fuel filter delete from Fleece Performance Engineering. If you have an aftermarket fuel filtration system such as an AirDog or a FASS, your factory fuel filter is no longer necessary. The factory fuel filter only...

Exergy Performance is a division of Exergy Engineering and is focused on the unique needs of high-performance diesel applications. The need for this specialized attention was recognized after assisting in root cause analysis of everything from rough idle...

Upgrade your fuel system with this fuel filter delete from Fleece Performance Engineering. If you have an aftermarket fuel filtration system such as an AirDog or a FASS, your factory fuel filter is no longer necessary. The factory fuel filter only...

Exergy Performance is a division of Exergy Engineering and is focused on the unique needs of high-performance diesel applications. The need for this specialized attention was recognized after assisting in root cause analysis of everything from rough idle...

Sump kits lower the suction point and gather all your tanks fuel to one central location to maximize the usage of available fuel. Our “No Drop” Sump kits are designed to install without having to remove your factory fuel tank, the unique...

DO IT YOURSELF PARTS FOR YOUR STOCK INJECTION PUMP. IT WILL GAIN 19% MORE FUEL AND ABOUT 50HP. GREAT UPGRADE WITH A PHATSHAFT TURBO AND 60 HP INJECTORS.

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...

Upgrade your fuel system with this fuel filter delete from Fleece Performance Engineering. If you have an aftermarket fuel filtration system such as an AirDog or a FASS, your factory fuel filter is no longer necessary. The factory fuel filter only...