Fuel System | Injectors | Pumps

A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax 6.6L diesel engine, this is because your Duramax doesn’t come with a factory lift pump like other types of diesel. This requires your CP3 injection pump to pull your fuel under a...

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...

The AirDog Fuel Preporator with the capability to provide fuel at flows and pressures beyond the maximum requirements of the engine receives fuel under vacuum from the fuel tank containing entrained air/vapor, particulate contaminates and...

A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax 6.6L diesel engine, this is because your Duramax doesn’t come with a factory lift pump like other types of diesel. This requires your CP3 injection pump to pull your fuel under a...

Using the newest technology, Pureflow AirDog II-4G fuel air separation systems have been designed operate at flows and pressures beyond the maximum requirements of the engine. They will improve engine performance by maintaining correct injection timing,...

FASS Fuel Systems can be a beneficial upgrade for your GM Duramax LML diesel engine, this is because your Duramax doesn’t come with a factory lift pump like other diesel. This requires your CP3 injection pump to pull your fuel under a vacuum,...

The FASS TS D07 165G Titanium Signature Series 165GPH Fuel System with Whisper Technology is engineered to be the top performing, longest lasting and most reliable aftermarket filtration system on the market for your 2005-2018 Dodge 5.9L & 6.7L...

A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax LML diesel engine, this is because your Duramax doesn’t come with a factory lift pump like other types of diesel. This requires your CP3 injection pump to pull your fuel under a...

A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax LML diesel engine, this is because your Duramax doesn’t come with a factory lift pump like other diesel. This requires your CP3 injection pump to pull your fuel under a vacuum,...

Pureflow AirDog II-4G fuel air separation systems have been designed operate at flows and pressures beyond the maximum requirements of the engine. They will improve engine performance by maintaining correct injection timing, eliminating spray pattern...

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...

The Titanium Series diesel fuel pumps are the superior fuel pump and filtration system, in the diesel industry. This is because here at FASS Fuel Systems we focus on perfecting our pumps and how they are engineered, taking the extra steps that our...

AirDog® II-4G is designed to operate at flows and pressures beyond the maximum requirements of the engine. It receives fuel under vacuum from the fuel tank containing entrained air/vapor, particulate contaminates and unknown quantities of water...

2011-2018 Dodge PowerFlo In-tank Lift Pump Assembly. No more noisy lift pumps, cutting holes in your fuel tank, or quarter tank issues. Our drop-in lift pump allows for silent operation, utilizes the factory connections for an easy installation and its...

The Titanium Series diesel fuel lift pump was engineered by FASS Fuel Systems to be the top-performing, longest lasting and most reliable aftermarket filtration system in the diesel industry. Rated at 95 gallons per hour and backed by a limited lifetime...

AirDog II-4G is designed to operate at flows and pressures beyond the maximum requirements of the engine. It receives fuel under vacuum from the fuel tank containing entrained air/vapor, particulate contaminates, and unknown quantities of water...

The AirDog Fuel Preporator with the capability to provide fuel at flows and pressures beyond the maximum requirements of the engine receives fuel under vacuum from the fuel tank containing entrained air/vapor, particulate contaminates and unknown...

This LML Disaster Repair Kit is everything you will need to repair your LML fuel system in the event of catastrophic fuel system failure. If you have had a CP4 failure, this is the kit you need!

Irate Diesel OBS Fuel System:IDP 304ss mounting bracket, Walbro GSL392 pump, Parker hose from selector valve to motor back to selector valve, IDP regulated return system, wiring harness,  plug for valley and parker fittings. Our kit uses JIC...

If you are having problems with your 24v Cummins, most likely it has to do with your old injection pump. We offer a replacement 235 Hp pump to get your truck running. We have been building these pumps for years and have all of the technology to get...

Using the newest technology, Pureflow AirDog II-4G fuel air separation systems have been designed operate at flows and pressures beyond the maximum requirements of the engine. They will improve engine performance by maintaining correct injection timing,...

The Industrial Injection 60hp / 13% Over Dragon Fly Injectors have been extrude honed and balanced to a perfect matching set injectors that flow 27LPM. The Dragon Fly 60HP / 13% Over injectors work great in a completely stock truck as well as...

DRP's design addresses being able to place a return sump under the factory sending unit in the tank. This is the sweet spot for all fuel levels. Having it forward or in the back of the sending unit can cause issues with low fuel during those rowdy...

The FASS TS D07 095G Titanium Signature Series 95GPH Fuel System with Whisper Technology is engineered to be the top-performing, longest lasting and most reliable aftermarket filtration system on the market for your 2005-2018 Dodge 5.9L & 6.7L...

The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp! The LML when delivered from the factory relies on...

2005-2009 Dodge PowerFlo In-tank Lift Pump Assembly. No more noisy lift pumps, cutting holes in your fuel tank, or quarter tank issues. Our drop-in lift pump allows for silent operation, utilizes the factory connections for an easy installation and its...

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 Stage 1.5 injectors are very popular for towing and everyday driving with a little more power than the stage 1 and still keep low smoke levels. The stage 1.5 achieves more power with the larger nozzle but they are still a great choice for towing and...

The Adrenaline is the perfect high-pressure oil solution for any injector setup.  As expected, stock injectors won't feel quite the "wow" that larger injectors will - but you will feel it and when towing you will wonder how you did without it. ...

The patented AirDog II-4G has been quality engineered to remove entrained air and water vapor from diesel fuel. The result is a compact, long-lasting, efficient, and quiet fuel system made with superior quality.