Fuel System | Injectors | Pumps

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...

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...

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.

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...

FASS Fuel Systems replacement fuel filters offer premium diesel fuel filtration for your rig. When your fuel system runs clean, it is more efficient and powerful. FASS has replacement filters to fit their HD, Titanium, and Platinum series systems. Once...

Replace your existing FASS water separator filter with this Extreme Water Separator Filter. This filter is rated at 2 microns absolute. The new design no longer needs a drain as the filter element itself traps the water. This filter MUST be used in...

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...

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...

From optimum economy to max power on the fly from inside the cab!  The ADJUSTER by Attitude (pat pend) (formerly Attitude Adjuster) gives you full control of your 12-valve Cummins or any other engine equipped with a Bosch P7100 injection...

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...

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...

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...

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...

Keep your AirDog systems performing at their optimum level with fuel filters from Pureflow. These replacements fit your AirDog and AirDog II filtration systems. A plugged fuel filter can cause low fuel pressure and flow to your diesel engine. Put the...

The AirDog Replacement Water Separator WS100 is a direct replacement for your AirDog Fuel System. The built-in drain allows you to empty any water from the filter during routine maintenance. The life expectancy for the Airdog Water Separator could be up...

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...

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...

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...

The Industrial Injection 125hp / 46% Over Race 2 Injectors have been extrude honed and balanced to a perfect matching set injectors that flow 35LPM. The Race 2 125HP / 46% Over injectors should be ran with one of our Phatshaft turbos or...

Stock Fuel Injector; Exchange; Sold Individually; Plus Replacement;BD Diesel's OE quality stock replacement "Plus" injectors are assembled with the same exacting standards as our highest performance injectors, using OE procedures and fully calibrated and...

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...

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...

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...

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...

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...

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...

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...

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...

Once you’ve installed an aftermarket Fuel Filtration System such as our FASS Titanium Series, the use of the factory fuel filter is no longer required and can be removed. Because your Duramax factory fuel filter is located after our filtration...