Fleece Performance Products

Fleece Performance Products

Equipping diesel parts and accessories can get your heavy-duty diesel truck massive amounts of horsepower and torque. Fleece has just about vast selection of upgrades to get your diesel truck much needed power gains over stock. Fleece offers fuel upgrades, turbo system upgrades, intake upgrades, and more to add power and performance to your aggressive truck. Fleece has Duramax upgrades, Cummins upgrades, and Powerstroke upgrades available that will give your tough diesel truck power, torque, and throttle response gains. Fleece offers a vast selection of diesel power upgrades to provide you exactly what you need to maximize your diesels performance.
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Fleece FPE-61-10007 Freedom Series Cylinder Head Street | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
IN STOCK
Fleece FPE-61-10007 Freedom Series Cylinder Head Street | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-61-10007 Freedom Series Cylinder Head Street | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-61-10007 Freedom Series Cylinder Head Street | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-61-10007 Freedom Series Cylinder Head Street | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-61-10007 Freedom Series Cylinder Head Street | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-61-10007
$1,869.15
$2,199
SAVE $329.85
Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-TURBO-THERM
$32.25
$37.95
SAVE $5.70
Fleece FPE-TL-ST Setrab To -10AN Fittings for Allison Transmission Cooler Lines
IN STOCK
Fleece FPE-TL-ST Setrab To -10AN Fittings for Allison Transmission Cooler Lines
Fleece FPE-TL-ST Setrab To -10AN Fittings for Allison Transmission Cooler Lines
Fleece FPE-TL-ST Setrab To -10AN Fittings for Allison Transmission Cooler Lines

Fleece Performance Products

Fleece FPE-TL-ST Setrab To -10AN Fittings for Allison Transmission Cooler Lines

SKU: FLCFPE-TL-ST
$16.99
$19.99
SAVE $3
Fleece FPE-STK-CVR-7-S Straight Cut Stack Cover 7 inch | Universal
IN STOCK
Fleece FPE-STK-CVR-7-S Straight Cut Stack Cover 7 inch | Universal
Fleece FPE-STK-CVR-7-S Straight Cut Stack Cover 7 inch | Universal

Fleece Performance Products

Fleece FPE-STK-CVR-7-S Straight Cut Stack Cover 7 inch | Universal

SKU: FLCFPE-STK-CVR-7-S
$39.09
$45.99
SAVE $6.90
Fleece FPE-DMAX-CP3K Modified CP3K | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Fleece FPE-DMAX-CP3K Modified CP3K | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-DMAX-CP3K Modified CP3K | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-DMAX-CP3K Modified CP3K | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-DMAX-CP3K Modified CP3K | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-DMAX-CP3K Modified CP3K | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-DMAX-CP3K
$1,146.65
$1,349
SAVE $202.35
Fleece FPE-CP3-FEED 1/2 CP3 Feed Fitting | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-07 Dodge RAM 2500/3500 5.9L Cummins
IN STOCK
Fleece FPE-CP3-FEED 1/2 CP3 Feed Fitting | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-07 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-CP3-FEED 1/2 CP3 Feed Fitting | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-07 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-CP3-FEED 1/2 CP3 Feed Fitting | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 03-07 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-CP3-FEED
$13.55
$15.95
SAVE $2.40
Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
IN STOCK
Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins

Fleece Performance Products

Fleece FPE-CCBT Crankshaft Barring Tool Dampers & Fluidamprs | 1994-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins

SKU: FLCFPE-CCBT
$63.74
$74.99
SAVE $11.25
Fleece FPE-34797 105LB Valve Spring and Retainer Set | 1998.5-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
IN STOCK
Fleece FPE-34797 105LB Valve Spring and Retainer Set | 1998.5-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-34797 105LB Valve Spring and Retainer Set | 1998.5-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins

Fleece Performance Products

Fleece FPE-34797 105LB Valve Spring and Retainer Set | 1998.5-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins

SKU: FLCFPE-34797
$424.99
$499.99
SAVE $75
Fleece FPE-34754 Fuel System Upgrade Kit with PowerFlo Lift Pump | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins
IN STOCK
Fleece FPE-34754 Fuel System Upgrade Kit with PowerFlo Lift Pump | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins
Fleece FPE-34754 Fuel System Upgrade Kit with PowerFlo Lift Pump | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins
Fleece FPE-34754 Fuel System Upgrade Kit with PowerFlo Lift Pump | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins
Fleece FPE-34754 Fuel System Upgrade Kit with PowerFlo Lift Pump | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

Fleece Performance Products

Fleece FPE-34754 Fuel System Upgrade Kit with PowerFlo Lift Pump | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

SKU: FLCFPE-34754
$891.65
$1,049
SAVE $157.35
Fleece FPE-34196 Dual Pump Kit Junction Block with Rail Sensor Port | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
IN STOCK
Fleece FPE-34196 Dual Pump Kit Junction Block with Rail Sensor Port | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Fleece FPE-34196 Dual Pump Kit Junction Block with Rail Sensor Port | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Fleece Performance Products

Fleece FPE-34196 Dual Pump Kit Junction Block with Rail Sensor Port | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

SKU: FLCFPE-34196
$104.16
$122.55
SAVE $18.39
Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
IN STOCK
Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-DMAX-OCADPT Duramax Oil Cooler Adapter | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: FLCFPE-DMAX-OCADPT
$84.15
$99
SAVE $14.85
Fleece FPE-HAR-CUMM-ECM-96-BR ECM Connector Repair Kit CM2350/2450 - 96 Pin (Brown) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V
IN STOCK
Fleece FPE-HAR-CUMM-ECM-96-BR ECM Connector Repair Kit CM2350/2450 - 96 Pin (Brown) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V
Fleece FPE-HAR-CUMM-ECM-96-BR ECM Connector Repair Kit CM2350/2450 - 96 Pin (Brown) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V

Fleece Performance Products

Fleece FPE-HAR-CUMM-ECM-96-BR ECM Connector Repair Kit CM2350/2450 - 96 Pin (Brown) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V

SKU: FLCFPE-HAR-CUMM-ECM-96-BR
$160.65
$189
SAVE $28.35
Fleece FPE-HAR-CUMM-ECM-96-BL ECM Connector Repair Kit CM2350/2450 - 96 Pin (Blue) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V
IN STOCK
Fleece FPE-HAR-CUMM-ECM-96-BL ECM Connector Repair Kit CM2350/2450 - 96 Pin (Blue) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V
Fleece FPE-HAR-CUMM-ECM-96-BL ECM Connector Repair Kit CM2350/2450 - 96 Pin (Blue) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V

Fleece Performance Products

Fleece FPE-HAR-CUMM-ECM-96-BL ECM Connector Repair Kit CM2350/2450 - 96 Pin (Blue) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V

SKU: FLCFPE-HAR-CUMM-ECM-96-BL
$160.65
$189
SAVE $28.35
Fleece FPE-HAR-CUMM-MAP-0718-PT MAP Sensor Pigtail | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins 24V
IN STOCK
Fleece FPE-HAR-CUMM-MAP-0718-PT MAP Sensor Pigtail | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins 24V
Fleece FPE-HAR-CUMM-MAP-0718-PT MAP Sensor Pigtail | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins 24V
Fleece FPE-HAR-CUMM-MAP-0718-PT MAP Sensor Pigtail | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins 24V

Fleece Performance Products

Fleece FPE-HAR-CUMM-MAP-0718-PT MAP Sensor Pigtail | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins 24V

SKU: FLCFPE-HAR-CUMM-MAP-0718-PT
$33.99
$39.99
SAVE $6
Fleece FPE-HAR-DMAX-RP-0610 Rail Pressure Sensor Harness | 2006-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
IN STOCK
Fleece FPE-HAR-DMAX-RP-0610 Rail Pressure Sensor Harness | 2006-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-DMAX-RP-0610 Rail Pressure Sensor Harness | 2006-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-DMAX-RP-0610 Rail Pressure Sensor Harness | 2006-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-DMAX-RP-0610 Rail Pressure Sensor Harness | 2006-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-HAR-DMAX-RP-0610 Rail Pressure Sensor Harness | 2006-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-HAR-DMAX-RP-0610
$67.99
$79.99
SAVE $12
Fleece FPE-HAR-CUMM-INJ-0305-PT Valve Cover Injector Pigtail (4-pin) | 2003-2005 Ram 5.9L Cummins 24V
IN STOCK
Fleece FPE-HAR-CUMM-INJ-0305-PT Valve Cover Injector Pigtail (4-pin) | 2003-2005 Ram 5.9L Cummins 24V
Fleece FPE-HAR-CUMM-INJ-0305-PT Valve Cover Injector Pigtail (4-pin) | 2003-2005 Ram 5.9L Cummins 24V
Fleece FPE-HAR-CUMM-INJ-0305-PT Valve Cover Injector Pigtail (4-pin) | 2003-2005 Ram 5.9L Cummins 24V

Fleece Performance Products

Fleece FPE-HAR-CUMM-INJ-0305-PT Valve Cover Injector Pigtail (4-pin) | 2003-2005 Ram 5.9L Cummins 24V

SKU: FLCFPE-HAR-CUMM-INJ-0305-PT
$25.49
$29.99
SAVE $4.50
Fleece FPE-HAR-FMC-FAN-1118 Cooling Fan Adapter Harness | 2011-2018 Ford 6.7L Power Stroke
IN STOCK
Fleece FPE-HAR-FMC-FAN-1118 Cooling Fan Adapter Harness | 2011-2018 Ford 6.7L Power Stroke
Fleece FPE-HAR-FMC-FAN-1118 Cooling Fan Adapter Harness | 2011-2018 Ford 6.7L Power Stroke
Fleece FPE-HAR-FMC-FAN-1118 Cooling Fan Adapter Harness | 2011-2018 Ford 6.7L Power Stroke
Fleece FPE-HAR-FMC-FAN-1118 Cooling Fan Adapter Harness | 2011-2018 Ford 6.7L Power Stroke

Fleece Performance Products

Fleece FPE-HAR-FMC-FAN-1118 Cooling Fan Adapter Harness | 2011-2018 Ford 6.7L Power Stroke

SKU: FLCFPE-HAR-FMC-FAN-1118
$42.49
$49.99
SAVE $7.50
Fleece FPE-HAR-FMC-CCH-19 Charging Circuit Harness | 2019 Ford 6.7L Power Stroke
IN STOCK
Fleece FPE-HAR-FMC-CCH-19 Charging Circuit Harness | 2019 Ford 6.7L Power Stroke
Fleece FPE-HAR-FMC-CCH-19 Charging Circuit Harness | 2019 Ford 6.7L Power Stroke

Fleece Performance Products

Fleece FPE-HAR-FMC-CCH-19 Charging Circuit Harness | 2019 Ford 6.7L Power Stroke

SKU: FLCFPE-HAR-FMC-CCH-19
$115.59
$135.99
SAVE $20.40
Fleece FPE-HAR-CUMM-VC-ADPT-EARLY Cummins Valve Cover Conversion Harness | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins
IN STOCK
Fleece FPE-HAR-CUMM-VC-ADPT-EARLY Cummins Valve Cover Conversion Harness | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-HAR-CUMM-VC-ADPT-EARLY Cummins Valve Cover Conversion Harness | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-HAR-CUMM-VC-ADPT-EARLY Cummins Valve Cover Conversion Harness | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-HAR-CUMM-VC-ADPT-EARLY
$118.99
$139.99
SAVE $21
Fleece FPE-CUMM-VGT-INST-KIT Turbocharger Installation Kit | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
IN STOCK
Fleece FPE-CUMM-VGT-INST-KIT Turbocharger Installation Kit | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-CUMM-VGT-INST-KIT Turbocharger Installation Kit | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-CUMM-VGT-INST-KIT
$33.99
$39.99
SAVE $6
Fleece FPE-DON-P555095-12 Set of 12 Donaldson P555095 Replacement Fuel Filters | 2011-2024 Ford F250/F350 6.7L Powerstroke
IN STOCK
Fleece FPE-DON-P555095-12 Set of 12 Donaldson P555095 Replacement Fuel Filters | 2011-2024 Ford F250/F350 6.7L Powerstroke
Fleece FPE-DON-P555095-12 Set of 12 Donaldson P555095 Replacement Fuel Filters | 2011-2024 Ford F250/F350 6.7L Powerstroke
Fleece FPE-DON-P555095-12 Set of 12 Donaldson P555095 Replacement Fuel Filters | 2011-2024 Ford F250/F350 6.7L Powerstroke

Fleece Performance Products

Fleece FPE-DON-P555095-12 Set of 12 Donaldson P555095 Replacement Fuel Filters | 2011-2024 Ford F250/F350 6.7L Powerstroke

SKU: FLCFPE-DON-P555095-12
$195.49
$229.99
SAVE $34.50
Fleece FPE-CUMM-SSHCL-12V Replacement Heater Core Line Kit for 12V | 1994-1998 Dodge RAM 2500/3500 5.9L 12V Cummins
IN STOCK
Fleece FPE-CUMM-SSHCL-12V Replacement Heater Core Line Kit for 12V | 1994-1998 Dodge RAM 2500/3500 5.9L 12V Cummins
Fleece FPE-CUMM-SSHCL-12V Replacement Heater Core Line Kit for 12V | 1994-1998 Dodge RAM 2500/3500 5.9L 12V Cummins
Fleece FPE-CUMM-SSHCL-12V Replacement Heater Core Line Kit for 12V | 1994-1998 Dodge RAM 2500/3500 5.9L 12V Cummins

Fleece Performance Products

Fleece FPE-CUMM-SSHCL-12V Replacement Heater Core Line Kit for 12V | 1994-1998 Dodge RAM 2500/3500 5.9L 12V Cummins

SKU: FLCFPE-CUMM-SSHCL-12V
$322.15
$379
SAVE $56.85
Fleece FPE-HAR-DMAX-CPS-0416 Crankshaft Position Sensor Pigtail | 2004-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Fleece FPE-HAR-DMAX-CPS-0416 Crankshaft Position Sensor Pigtail | 2004-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-DMAX-CPS-0416 Crankshaft Position Sensor Pigtail | 2004-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-DMAX-CPS-0416 Crankshaft Position Sensor Pigtail | 2004-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-HAR-DMAX-CPS-0416 Crankshaft Position Sensor Pigtail | 2004-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-HAR-DMAX-CPS-0416
$18.69
$21.99
SAVE $3.30
Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
IN STOCK
Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-HAR-DMAX-LB7-INJ-PT Outer Injector Harness Pigtail | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: FLCFPE-HAR-DMAX-LB7-INJ-PT
$25.49
$29.99
SAVE $4.50

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