Fuel System & Upgrades

A complete fuel supply upgrade kit for your 2004.5-2007 GMC/Chevy LLY/LBZ Duramax. This kit retains the factory fuel lines and installs in less than half the time of other high flow lift pumps.

A complete fuel supply upgrade kit for your 2007.5-2010 GMC/Chevy LMM Duramax. This kit retains the factory fuel lines and installs in less than half the time of other high flow lift pumps.

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!

SureFlo performance sending units are designed to work with aftermarket lift pumps and fits directly into your stock sending unit location.

SureFlo performance sending units are designed to work with aftermarket lift pumps and fits directly into your stock sending unit location. It features factory style quick disconnects to adapt your stock fuel lines at the tank, giving you the cleanest installation available, and requiring no cutting or drilling of the tank.

Sinister Diesel's Regulated Return Line Kit for 2003-2007 Ford Powerstroke diesels comes with an adjustable fuel regulator and fuel pressure gauge to help you adjust and monitor constant fuel pressure to prolong the life of your injectors while getting the power levels you need.

The XDP Regulated Return Line Kit for 2003-2007 Ford Powerstroke diesels gives you the ability to adjust your fuel pressure which can be measured through the included special edition XDP liquid filled pressure gauge.

The disaster prevention CP4 Injection Pump Bypass Kit protects the major components like fuel injectors by catching debris from a broken injection pump in the fuel filters in your 2011-2014 Ford Powerstroke truck.

The disaster prevention CP4 Injection Pump Bypass Kit protects the major components like fuel injectors by catching debris from a broken injection pump in the fuel filters in your 2015-2019 Ford Powerstroke truck.

The easy 30 minute install of the new updated "Blue Spring" on 2003-2007 Ford Powerstroke 6.0L diesels will increase your fuel pressure back up to where it should be from the factory. Most 6.0's see an increase of 10 psi of fuel pressure. This kit includes an adjuster screw in the block for added pressure if required.

2011-2014 Ford Powerstroke 6.7L - XDP's CP4 Injection Pump Bypass Kit includes a specially machined adapter plate and high-quality hose to re-route the fuel that lubricates the CP4 pump. During CP4 failure, this traps the metal particles and debris in your fuel filters, and not in vital fuel system components like your injectors, or fuel rails.

2015-2019 Ford Powerstroke 6.7L - XDP's CP4 Injection Pump Bypass Kit includes a specially machined adapter plate and high-quality hose to re-route the fuel that lubricates the CP4 pump. During CP4 failure, this traps the metal particles and debris in your fuel filters, and not in vital fuel system components like your injectors, or fuel rails.

Fleece Performance's 750 CP3 pump allows you to maintain desired fuel rail pressure through your entire RPM range and provide enough fuel to support 750 rear wheel horsepower in your 6.7L 2007.5-2018 Cummins truck.

OEM Motorcraft fuel pump for your 2003-2007 Ford 6.0L Powerstroke diesel pickup.

OEM Motorcraft fuel pump for your 2008-2010 Ford 6.4L Powerstroke diesel pickup.

OEM Motorcraft fuel pump for your 2011-2016 Ford 6.7L Powerstroke diesel pickup.

The easy 30 minute install of the new updated "Blue Spring" on 2003-2007 Ford Powerstroke 6.0L diesels will increase your fuel pressure back up to where it should be from the factory. Most 6.0's see an increase of 10 psi of fuel pressure.

Go back to a simpler time, when things worked and you could rely on your Duramax fuel system. Since the introduction of the common rail fuel system in 2001, all Duramax Engines were equipped with a reliable Bosch CP3 high pressure fuel pump. Then in 2011, GM made major changes and switched to a Bosch CP4 pump which has seen its share of problems!

Fleece Performance CP3K Pump for your 2003-2007 Cummins truck.

Fleece Performance CP3K Pump for your 2007.5-2018 Cummins truck.

Fleece Performance CP3K Pump for your 2001-2016 LB7/LLY/LBZ/LMM/LML Duramax truck.

Your 2011-2016 GMC/Chevy 6.6L Duramax truck stock CP4 pump is only capable of supporting 500 rwhp, upgrade to a Fleece Performance CP3K capable of supporting up to 600 rwhp.

Your 2011-2016 GMC/Chevy 6.6L Duramax truck stock CP4 pump is only capable of supporting 500 rwhp, upgrade to a Fleece Performance CP3, requires no tuning changes and maintains all factory emissions controls.

Fleece Performance LML CP3 conversion kit without pump, a customizable way to convert the fuel system in your GM/Chevy 6.6L Duramax 2011-2016 from a CP4 to a CP3. A no tuning required solution.

The PowerFlo 1000 high performance 12mm stroker CP3 pump for the 2003-2007 5.9L Cummins is capable of supporting up to 1,000+ RWHP.

The PowerFlo 1000 high performance 12mm stroker CP3 pump for the 2007.5-2018 6.7L Cummins is capable of supporting up to 1,000+ RWHP

Your 2011-2016 GMC/Chevy 6.6L Duramax truck stock CP4 pump is only capable of supporting 500 rwhp, upgrade to a Fleece Performance PowerFlo CP3 capable of supporting up to 850 rwhp. This kit is for emissions removed vehicles ONLY.

Fleece Performance's 750 CP3 pump allows you to maintain desired fuel rail pressure through your entire RPM range and provide enough fuel to support 750 rear wheel horsepower in your 2003-2007 5.9L Cummins truck.

Fleece Performance's 750 CP3 pump allows you to maintain desired fuel rail pressure through your entire RPM range and provide enough fuel to support 750 rear wheel horsepower in your 2006-2010 6.6L Duramax truck.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 1991-1997 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 1998 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 1998.5-2002 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2003-2004 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2005-2009 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2010 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2011-2021 Cummins diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2004.5-2010 GM diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2011-2016 GM long bed diesel pickup.

The Fleece Performance SureFlo sending unit will help your truck get the maximum flow from the aftermarket lift pump in your 2011-2016 GM short bed diesel pickup.

Replace your leaking transmission lines for your 2011-2014 GMC/Chevy 6.6L LML 2500/3500HD Duramax truck.