Collection: Fuel System Upgrades
Fuel System Upgrades for Maximum Performance
Our range of fuel system upgrades are built to provide high-performance fuel delivery solutions. From fuel pumps that ensure consistent pressure to fuel injectors that optimize fuel atomization, each part is engineered to withstand extreme conditions. Whether you are tuning for maximum speed or...
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Drop-In Series Fuel System for 07-09 Dodge/RAM Cummins 6.7L FASS
Regular price $479.00 USDSale price $479.00 USD Regular priceUnit price / per$504.21 USDSale -
Industrial Series Plus, Diesel Fuel System, Class 8, Semi, 250F 240 GPH, Universal FASS
Regular price $849.00 USDSale price $849.00 USD Regular priceUnit price / per$893.68 USDSale -
Industrial Series Plus, Diesel Fuel System, Class 8, Semi, 165 GPH, UIM FASS
Regular price $819.00 USDSale price $819.00 USD Regular priceUnit price / per$862.11 USDSale -
Drop-In Series Diesel Fuel System for Detroit Series 60 FASS
Regular price $249.00 USDSale price $249.00 USD Regular priceUnit price / per$262.11 USDSale -
Drop-In Series Fuel System for 10-18 Dodge/RAM Cummins 6.7L FASS
Regular price $479.00 USDSale price $479.00 USD Regular priceUnit price / per$504.21 USDSale -
Injector Return Line Repair Fitting for 11-16 6.7L Powerstroke Fleece Performance
Regular price From $69.99 USDSale price From $69.99 USD Regular priceUnit price / per$73.49 USDSale -
PowerFlo Lift Pump and Fuel System Upgrade Kit for 2011-2016 Ford Powerstroke (Short Bed) Fleece Performance
Regular price $1,099.00 USDSale price $1,099.00 USD Regular priceUnit price / per$1,129.00 USDSale -
Fuel Rail Pressure Harness for LML 6.6L Duramax Fleece Performance
Regular price $69.99 USDSale price $69.99 USD Regular priceUnit price / per$73.49 USDSale -
Fuel Heater Connector and 6 Inch Pigtail for RAM Cummins 5.9/6.7L Fleece Performance
Regular price $17.99 USDSale price $17.99 USD Regular priceUnit price / per$18.89 USDSale -
Fuel System Upgrade Kit with PowerFlo Lift Pump for 03-04 Dodge Cummins Fleece Performance
Regular price $1,099.00 USDSale price $1,099.00 USD Regular priceUnit price / per$1,129.00 USDSale -
Flow-MaX Retrofit Kit OEM Intank Pump Conversions 1998.5-2004
Regular price $14.95 USDSale price $14.95 USD Regular priceUnit price / per -
INJECTOR LINE SET CHEVY/GMC LB7 2001-2004
Regular price $475.95 USDSale price $475.95 USD Regular priceUnit price / per -
INJECTOR INSTALL KIT GMC 6.6L LB7 DURAMAX 2001-2004
Regular price $834.95 USDSale price $834.95 USD Regular priceUnit price / per -
58-VOLT FUEL INJECTION CONTROL MODULE (FICM) FORD 6.0L POWER STROKE 2003-2007
Regular price $750.95 USDSale price $750.95 USD Regular priceUnit price / per -
BD-Built Duramax LLY CR Injector 60hp-90hp Chevy 2004.5-2006 6.6L
Regular price From $456.95 USDSale price From $456.95 USD Regular priceUnit price / per -
BD-Built Duramax LMM CR Injector 60hp-90hp Chevy 2007.5-2010 6.6L
Regular price From $540.95 USDSale price From $540.95 USD Regular priceUnit price / per -
S&B 10-1032 40 Gallon Replacement Fuel Tank for 2025 WINNEBAGO
Regular price $1,599.00 USDSale price $1,599.00 USD Regular priceUnit price / per -
S&B 55-Gallon Replacement Fuel Tank for 2006-2024 Dodge/Ram Mega Cab Short Bed
Regular price $1,449.00 USDSale price $1,449.00 USD Regular priceUnit price / per -
Mopar 68061633AA Fuel Filter with Housing
Regular price $157.37 USDSale price $157.37 USD Regular priceUnit price / per -
Exergy Performance 2019-2020 6.7 Cummins Replacement Fuel Rail with Sensor & PRV
Regular price $300.00 USDSale price $300.00 USD Regular priceUnit price / per -
Exergy Performance 2019+ 6.7 Cummins High-Pressure Feed Tube
Regular price $402.00 USDSale price $402.00 USD Regular priceUnit price / per -
Exergy Performance 2019-2020 6.7 Cummins 10mm Stroker CP4.2 Pump
Regular price $1,100.00 USDSale price $1,100.00 USD Regular priceUnit price / per -
Exergy Performance 2007.5-2012 Cummins 6.7 Inlet Metering Valve (FCA/MProp)
Regular price $165.00 USDSale price $165.00 USD Regular priceUnit price / per -
Exergy Performance 2007.5-2010 LMM Duramax Rail Pressure Sensor
Regular price $240.00 USDSale price $240.00 USD Regular priceUnit price / per -
Exergy Performance 2007.5-2010 LMM Duramax Stock Replacement Fuel Rail
Regular price $440.00 USDSale price $440.00 USD Regular priceUnit price / per -
Exergy Performance 2006-2010 LBZ/LMM Duramax Inlet Metering Valve
Regular price $189.00 USDSale price $189.00 USD Regular priceUnit price / per -
Exergy Performance 2006-2007 LBZ Duramax Rail Pressure Sensor
Regular price $240.00 USDSale price $240.00 USD Regular priceUnit price / per -
Exergy Performance 2006-2007 LBZ Duramax Stock Replacement Fuel Rail
Regular price $440.00 USDSale price $440.00 USD Regular priceUnit price / per
Fuel System Upgrades for Maximum Performance
Our range of fuel system upgrades are built to provide high-performance fuel delivery solutions. From fuel pumps that ensure consistent pressure to fuel injectors that optimize fuel atomization, each part is engineered to withstand extreme conditions. Whether you are tuning for maximum speed or looking for long-term reliability, our fuel system products provide the durability and precision required for peak performance. Upgrading your fuel system components allows your engine to handle higher power levels and run more efficiently, reducing the risk of fuel starvation or engine damage.
At Tameless Performance, we offer a wide selection of fuel system kits and components for various vehicle makes and models. Our fuel pumps are capable of handling higher fuel flow demands, ensuring that your engine gets the fuel it needs even in high-horsepower setups. Fuel injectors, fuel rails, and pressure regulators in our collection are designed to meet the demands of both daily drivers and high-performance racing machines. A well-balanced fuel system guarantees better throttle response, smoother acceleration, and long-term engine health, making it a worthwhile investment for any vehicle enthusiast.



















