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-STK-CVR-7-45 45 Degree Miter Cut Stack Cover 7 inch | Universal
Fleece FPE-STK-CVR-7-45 45 Degree Miter Cut Stack Cover 7 inch | Universal
Fleece FPE-STK-CVR-7-45 45 Degree Miter Cut Stack Cover 7 inch | Universal
Fleece FPE-STK-CVR-7-45 45 Degree Miter Cut Stack Cover 7 inch | Universal

Fleece Performance Products

Fleece FPE-STK-CVR-7-45 45 Degree Miter Cut Stack Cover 7 inch | Universal

SKU: FLCFPE-STK-CVR-7-45
$39.09
$45.99
SAVE $6.90
Fleece FPE-STK-CVR-5-45 45 Degree Miter Cut Stack Cover 5 inch | Universal
IN STOCK
Fleece FPE-STK-CVR-5-45 45 Degree Miter Cut Stack Cover 5 inch | Universal
Fleece FPE-STK-CVR-5-45 45 Degree Miter Cut Stack Cover 5 inch | Universal
Fleece FPE-STK-CVR-5-45 45 Degree Miter Cut Stack Cover 5 inch | Universal

Fleece Performance Products

Fleece FPE-STK-CVR-5-45 45 Degree Miter Cut Stack Cover 5 inch | Universal

SKU: FLCFPE-STK-CVR-5-45
$37.39
$43.99
SAVE $6.60
Fleece FPE-OC-CR-F-RED Cummins Billet Oil Cap Cover Red | 2003-2018 Dodge RAM 5.9L/6.7LCummins
IN STOCK
Fleece FPE-OC-CR-F-RED Cummins Billet Oil Cap Cover Red | 2003-2018 Dodge RAM 5.9L/6.7LCummins
Fleece FPE-OC-CR-F-RED Cummins Billet Oil Cap Cover Red | 2003-2018 Dodge RAM 5.9L/6.7LCummins

Fleece Performance Products

Fleece FPE-OC-CR-F-RED Cummins Billet Oil Cap Cover Red | 2003-2018 Dodge RAM 5.9L/6.7LCummins

SKU: FLCFPE-OC-CR-F-RED
$29.74
$34.99
SAVE $5.25
Fleece FPE-FFD-RF-3G 3rd Gen Fuel Distribution Block | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
IN STOCK
Fleece FPE-FFD-RF-3G 3rd Gen Fuel Distribution Block | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-FFD-RF-3G 3rd Gen Fuel Distribution Block | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-FFD-RF-3G 3rd Gen Fuel Distribution Block | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-FFD-RF-3G 3rd Gen Fuel Distribution Block | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-FFD-RF-3G 3rd Gen Fuel Distribution Block | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-FFD-RF-3G
$141.66
$166.66
SAVE $25
Fleece FPE-CP3-RTRN 3/8 in CP3 Return Fitting | Universal
IN STOCK
Fleece FPE-CP3-RTRN 3/8 in CP3 Return Fitting | Universal
Fleece FPE-CP3-RTRN 3/8 in CP3 Return Fitting | Universal

Fleece Performance Products

Fleece FPE-CP3-RTRN 3/8 in CP3 Return Fitting | Universal

SKU: FLCFPE-CP3-RTRN
$13.55
$15.95
SAVE $2.40
Fleece FPE-61-10004-P Cylinder Head (Passenger Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
IN STOCK
Fleece FPE-61-10004-P Cylinder Head (Passenger Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-61-10004-P Cylinder Head (Passenger Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-61-10004-P Cylinder Head (Passenger Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-61-10004-P Cylinder Head (Passenger Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Fleece Performance Products

Fleece FPE-61-10004-P Cylinder Head (Passenger Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

SKU: FLCFPE-61-10004-P
$1,019.15
$1,199
SAVE $179.85
Fleece FPE-61-10004-D Cylinder Head (Driver Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
IN STOCK
Fleece FPE-61-10004-D Cylinder Head (Driver Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-61-10004-D Cylinder Head (Driver Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-61-10004-D Cylinder Head (Driver Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-61-10004-D Cylinder Head (Driver Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Fleece Performance Products

Fleece FPE-61-10004-D Cylinder Head (Driver Side) | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

SKU: FLCFPE-61-10004-D
$1,019.15
$1,199
SAVE $179.85
Fleece FPE-TL-LML-1516 Transmission Cooler Line Set | 2015-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LML
IN STOCK
Fleece FPE-TL-LML-1516 Transmission Cooler Line Set | 2015-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-TL-LML-1516 Transmission Cooler Line Set | 2015-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-TL-LML-1516 Transmission Cooler Line Set | 2015-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LML

Fleece Performance Products

Fleece FPE-TL-LML-1516 Transmission Cooler Line Set | 2015-2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LML

SKU: FLCFPE-TL-LML-1516
$280.49
$329.99
SAVE $49.50
Fleece FPE-CUMM-LHCL-1324 Lower Heater Return Hose | 2013-2024 RAM 2500/3500 6.7L Cummins
IN STOCK
Fleece FPE-CUMM-LHCL-1324 Lower Heater Return Hose | 2013-2024 RAM 2500/3500 6.7L Cummins
Fleece FPE-CUMM-LHCL-1324 Lower Heater Return Hose | 2013-2024 RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-CUMM-LHCL-1324 Lower Heater Return Hose | 2013-2024 RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-CUMM-LHCL-1324
$42.49
$49.99
SAVE $7.50
Fleece FPE-CUMM-LHCL-0312 Lower Heater Return Hose | 2003-2012 Dodge Ram 2500/3500 5.9L/6.7L Cummins
IN STOCK
Fleece FPE-CUMM-LHCL-0312 Lower Heater Return Hose | 2003-2012 Dodge Ram 2500/3500 5.9L/6.7L Cummins
Fleece FPE-CUMM-LHCL-0312 Lower Heater Return Hose | 2003-2012 Dodge Ram 2500/3500 5.9L/6.7L Cummins

Fleece Performance Products

Fleece FPE-CUMM-LHCL-0312 Lower Heater Return Hose | 2003-2012 Dodge Ram 2500/3500 5.9L/6.7L Cummins

SKU: FLCFPE-CUMM-LHCL-0312
$33.99
$39.99
SAVE $6
Fleece FPE-HAR-CUMM-ECM-96-GY ECM Connector Repair Kit for Cummins CM2350/2450 - 96 Pin (Gray) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V
IN STOCK
Fleece FPE-HAR-CUMM-ECM-96-GY ECM Connector Repair Kit for Cummins CM2350/2450 - 96 Pin (Gray) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V
Fleece FPE-HAR-CUMM-ECM-96-GY ECM Connector Repair Kit for Cummins CM2350/2450 - 96 Pin (Gray) | 2013-2024 RAM 2500/3500 6.7L Cummins 24V

Fleece Performance Products

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

SKU: FLCFPE-HAR-CUMM-ECM-96-GY
$160.65
$189
SAVE $28.35
Fleece FPE-HAR-CUMM-ECM-96-GR ECM Connector Repair Kit | 2013-2024 RAM 4500/5500 6.7L Cummins 24V C&C
IN STOCK
Fleece FPE-HAR-CUMM-ECM-96-GR ECM Connector Repair Kit | 2013-2024 RAM 4500/5500 6.7L Cummins 24V C&C
Fleece FPE-HAR-CUMM-ECM-96-GR ECM Connector Repair Kit | 2013-2024 RAM 4500/5500 6.7L Cummins 24V C&C

Fleece Performance Products

Fleece FPE-HAR-CUMM-ECM-96-GR ECM Connector Repair Kit | 2013-2024 RAM 4500/5500 6.7L Cummins 24V C&C

SKU: FLCFPE-HAR-CUMM-ECM-96-GR
$160.65
$189
SAVE $28.35
Fleece FPE-HAR-GM-NSBU-0405 NSBU Pigtail | 2004.5-2005 GM 6.6L Duramax w/ Allison Transmission
IN STOCK
Fleece FPE-HAR-GM-NSBU-0405 NSBU Pigtail | 2004.5-2005 GM 6.6L Duramax w/ Allison Transmission
Fleece FPE-HAR-GM-NSBU-0405 NSBU Pigtail | 2004.5-2005 GM 6.6L Duramax w/ Allison Transmission
Fleece FPE-HAR-GM-NSBU-0405 NSBU Pigtail | 2004.5-2005 GM 6.6L Duramax w/ Allison Transmission

Fleece Performance Products

Fleece FPE-HAR-GM-NSBU-0405 NSBU Pigtail | 2004.5-2005 GM 6.6L Duramax w/ Allison Transmission

SKU: FLCFPE-HAR-GM-NSBU-0405
$59.49
$69.99
SAVE $10.50
Fleece FPE-HAR-FMC-CCH-1718 Changing Circuit Harness | 2017-2018 Ford 6.7L Power Stroke
IN STOCK
Fleece FPE-HAR-FMC-CCH-1718 Changing Circuit Harness | 2017-2018 Ford 6.7L Power Stroke
Fleece FPE-HAR-FMC-CCH-1718 Changing Circuit Harness | 2017-2018 Ford 6.7L Power Stroke

Fleece Performance Products

Fleece FPE-HAR-FMC-CCH-1718 Changing Circuit Harness | 2017-2018 Ford 6.7L Power Stroke

SKU: FLCFPE-HAR-FMC-CCH-1718
$115.59
$135.99
SAVE $20.40
Fleece FPE-HAR-CUMM-EGR-VL-PT EGR Cooler Bypass Valve Pigtail | 2013-2022 RAM 2500/3500 6.7L Cummins
IN STOCK
Fleece FPE-HAR-CUMM-EGR-VL-PT EGR Cooler Bypass Valve Pigtail | 2013-2022 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-EGR-VL-PT EGR Cooler Bypass Valve Pigtail | 2013-2022 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-EGR-VL-PT EGR Cooler Bypass Valve Pigtail | 2013-2022 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-EGR-VL-PT EGR Cooler Bypass Valve Pigtail | 2013-2022 RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-HAR-CUMM-EGR-VL-PT EGR Cooler Bypass Valve Pigtail | 2013-2022 RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-HAR-CUMM-EGR-VL-PT
$32.29
$37.99
SAVE $5.70
Fleece FPE-HAR-CUMM-RP-SEN-PT Fuel Rail Pressure Sensor Pigtail | 2013-2024 RAM 2500/3500 6.7L Cummins
IN STOCK
Fleece FPE-HAR-CUMM-RP-SEN-PT Fuel Rail Pressure Sensor Pigtail | 2013-2024 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-RP-SEN-PT Fuel Rail Pressure Sensor Pigtail | 2013-2024 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-RP-SEN-PT Fuel Rail Pressure Sensor Pigtail | 2013-2024 RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-HAR-CUMM-RP-SEN-PT Fuel Rail Pressure Sensor Pigtail | 2013-2024 RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-HAR-CUMM-RP-SEN-PT
$48.44
$56.99
SAVE $8.55
Fleece FPE-FMC-FF-RLK-1116 Injector Return Line Repair Fitting | 2011-2016 Ford F250/F350 6.7L Powerstroke
IN STOCK
Fleece FPE-FMC-FF-RLK-1116 Injector Return Line Repair Fitting | 2011-2016 Ford F250/F350 6.7L Powerstroke
Fleece FPE-FMC-FF-RLK-1116 Injector Return Line Repair Fitting | 2011-2016 Ford F250/F350 6.7L Powerstroke
Fleece FPE-FMC-FF-RLK-1116 Injector Return Line Repair Fitting | 2011-2016 Ford F250/F350 6.7L Powerstroke
Fleece FPE-FMC-FF-RLK-1116 Injector Return Line Repair Fitting | 2011-2016 Ford F250/F350 6.7L Powerstroke

Fleece Performance Products

Fleece FPE-FMC-FF-RLK-1116 Injector Return Line Repair Fitting | 2011-2016 Ford F250/F350 6.7L Powerstroke

SKU: FLCFPE-FMC-FF-RLK-1116
$59.49
$69.99
SAVE $10.50
Fleece FPE-HAR-CUMM-VC-ADPT-LATE Cummins Valve Cover Conversion Harness | 2006-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
IN STOCK
Fleece FPE-HAR-CUMM-VC-ADPT-LATE Cummins Valve Cover Conversion Harness | 2006-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-HAR-CUMM-VC-ADPT-LATE Cummins Valve Cover Conversion Harness | 2006-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins
Fleece FPE-HAR-CUMM-VC-ADPT-LATE Cummins Valve Cover Conversion Harness | 2006-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins

Fleece Performance Products

Fleece FPE-HAR-CUMM-VC-ADPT-LATE Cummins Valve Cover Conversion Harness | 2006-2018 Dodge RAM 2500/3500 5.9L/6.7L Cummins

SKU: FLCFPE-HAR-CUMM-VC-ADPT-LATE
$118.99
$139.99
SAVE $21
Fleece FPE-CUMM-CW-INST-KIT-0307 Turbocharger Installation Kit | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
IN STOCK
Fleece FPE-CUMM-CW-INST-KIT-0307 Turbocharger Installation Kit | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-CUMM-CW-INST-KIT-0307 Turbocharger Installation Kit | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-CUMM-CW-INST-KIT-0307
$30.59
$35.99
SAVE $5.40
Fleece FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
IN STOCK
Fleece FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket | 2003-2007 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-CUMM-HG-5.9-FR
$288.15
$339
SAVE $50.85
Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
IN STOCK
Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-CUMM-HG-6.7-FR Fire Ring Head Gasket | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-CUMM-HG-6.7-FR
$296.65
$349
SAVE $52.35
Fleece FPE-FF-M16-ADPT M16x1.5 Fuel Filter Adapter Fitting | 2011-2025 Ford F250/F350 6.7L Powerstroke
IN STOCK
Fleece FPE-FF-M16-ADPT M16x1.5 Fuel Filter Adapter Fitting | 2011-2025 Ford F250/F350 6.7L Powerstroke
Fleece FPE-FF-M16-ADPT M16x1.5 Fuel Filter Adapter Fitting | 2011-2025 Ford F250/F350 6.7L Powerstroke
Fleece FPE-FF-M16-ADPT M16x1.5 Fuel Filter Adapter Fitting | 2011-2025 Ford F250/F350 6.7L Powerstroke

Fleece Performance Products

Fleece FPE-FF-M16-ADPT M16x1.5 Fuel Filter Adapter Fitting | 2011-2025 Ford F250/F350 6.7L Powerstroke

SKU: FLCFPE-FF-M16-ADPT
$13.59
$15.99
SAVE $2.40
Fleece FPE-FH-FMC Fuel Heater & Harness | 2011-2016 Ford F250/F350 6.7L Powerstroke
IN STOCK
Fleece FPE-FH-FMC Fuel Heater & Harness | 2011-2016 Ford F250/F350 6.7L Powerstroke

Fleece Performance Products

Fleece FPE-FH-FMC Fuel Heater & Harness | 2011-2016 Ford F250/F350 6.7L Powerstroke

SKU: FLCFPE-FH-FMC
$160.65
$189
SAVE $28.35
Fleece FPE-HAR-GM-AT-20-PT Automatic Transmission 20-Pin Pigtail | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
IN STOCK
Fleece FPE-HAR-GM-AT-20-PT Automatic Transmission 20-Pin Pigtail | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-AT-20-PT Automatic Transmission 20-Pin Pigtail | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-AT-20-PT Automatic Transmission 20-Pin Pigtail | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-AT-20-PT Automatic Transmission 20-Pin Pigtail | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-HAR-GM-AT-20-PT Automatic Transmission 20-Pin Pigtail | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-HAR-GM-AT-20-PT
$84.99
$99.99
SAVE $15

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