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-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 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
$99.99
Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed
Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed
Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed
Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed
Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed
Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed

Fleece Performance Products

Fleece FPE-PF-FMC-1116-SB PowerFlo Lift Pump Upgrade Kit | 2011-2016 Ford F250/F350 6.7L Powerstroke Short Bed

SKU: FLCFPE-PF-FMC-1116-SB
$1,099
Fleece FPE-CUMM-EBP-KIT-0712 Exhaust Back Pressure Relocation Kit | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-CUMM-EBP-KIT-0712 Exhaust Back Pressure Relocation Kit | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-CUMM-EBP-KIT-0712 Exhaust Back Pressure Relocation Kit | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-CUMM-EBP-KIT-0712
$114.99
Fleece FPE-HAR-GM-LCT-SEAL-7P Internal Wire Harness Seal and O-Ring (7Pack) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-LCT-SEAL-7P Internal Wire Harness Seal and O-Ring (7Pack) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-LCT-SEAL-7P Internal Wire Harness Seal and O-Ring (7Pack) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-LCT-SEAL-7P Internal Wire Harness Seal and O-Ring (7Pack) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-HAR-GM-LCT-SEAL-7P Internal Wire Harness Seal and O-Ring (7Pack) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-HAR-GM-LCT-SEAL-7P Internal Wire Harness Seal and O-Ring (7Pack) | 2001-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-HAR-GM-LCT-SEAL-7P
$139.99
Fleece FPE-CLNTBYPS-CUMMINS-19 Cummins Coolant Bypass Kit | 2019-2024 RAM 2500/3500 6.7L Cummins
Fleece FPE-CLNTBYPS-CUMMINS-19 Cummins Coolant Bypass Kit | 2019-2024 RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-CLNTBYPS-CUMMINS-19 Cummins Coolant Bypass Kit | 2019-2024 RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-CLNTBYPS-CUMMINS-19
$379.99
Fleece FPE-CUMM-CYLHD-KIT Cylinder Head Dowels | 1989-2023 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Fleece FPE-CUMM-CYLHD-KIT Cylinder Head Dowels | 1989-2023 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Fleece FPE-CUMM-CYLHD-KIT Cylinder Head Dowels | 1989-2023 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Fleece FPE-CUMM-CYLHD-KIT Cylinder Head Dowels | 1989-2023 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Fleece Performance Products

Fleece FPE-CUMM-CYLHD-KIT Cylinder Head Dowels | 1989-2023 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

SKU: FLCFPE-CUMM-CYLHD-KIT
$20.99
Fleece FPE-FL-LLY-18 Injector #1 and #8 Line | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY
Fleece FPE-FL-LLY-18 Injector #1 and #8 Line | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY
Fleece FPE-FL-LLY-18 Injector #1 and #8 Line | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

Fleece Performance Products

Fleece FPE-FL-LLY-18 Injector #1 and #8 Line | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

SKU: FLCFPE-FL-LLY-18
$69.99
Fleece FPE-HAR-CUMM-MAF-PT MAF Sensor Pigtail Harness | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-MAF-PT MAF Sensor Pigtail Harness | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-MAF-PT MAF Sensor Pigtail Harness | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-MAF-PT MAF Sensor Pigtail Harness | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-HAR-CUMM-MAF-PT MAF Sensor Pigtail Harness | 2007.5-2018 Dodge RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-HAR-CUMM-MAF-PT
$29.99
Fleece FPE-HAR-CUMM-VGT-PT Holset HE300VG Turbocharger Actuator Pigtail Harness | 2013-2022 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-VGT-PT Holset HE300VG Turbocharger Actuator Pigtail Harness | 2013-2022 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-VGT-PT Holset HE300VG Turbocharger Actuator Pigtail Harness | 2013-2022 RAM 2500/3500 6.7L Cummins
Fleece FPE-HAR-CUMM-VGT-PT Holset HE300VG Turbocharger Actuator Pigtail Harness | 2013-2022 RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-HAR-CUMM-VGT-PT Holset HE300VG Turbocharger Actuator Pigtail Harness | 2013-2022 RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-HAR-CUMM-VGT-PT
$27.99
Fleece FPE-FL-LB7-18 High Pressure Injection Line (1 and 8) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-FL-LB7-18 High Pressure Injection Line (1 and 8) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-FL-LB7-18 High Pressure Injection Line (1 and 8) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-FL-LB7-18 High Pressure Injection Line (1 and 8) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: FLCFPE-FL-LB7-18
$68.99
Fleece FPE-FL-LB7-27 High Pressure Injection Line (2 and 7) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-FL-LB7-27 High Pressure Injection Line (2 and 7) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-FL-LB7-27 High Pressure Injection Line (2 and 7) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-FL-LB7-27 High Pressure Injection Line (2 and 7) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: FLCFPE-FL-LB7-27
$68.99
Fleece FPE-FL-LB7-36 High Pressure Injection Line (3 and 6) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-FL-LB7-36 High Pressure Injection Line (3 and 6) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Fleece FPE-FL-LB7-36 High Pressure Injection Line (3 and 6) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Fleece Performance Products

Fleece FPE-FL-LB7-36 High Pressure Injection Line (3 and 6) | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: FLCFPE-FL-LB7-36
$68.99
Fleece FPE-SF-CUMM-0304 SureFlo Performance Sending Unit | 2003-2004 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-SF-CUMM-0304 SureFlo Performance Sending Unit | 2003-2004 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-SF-CUMM-0304 SureFlo Performance Sending Unit | 2003-2004 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-SF-CUMM-0304
$359
Fleece FPE-CUMM-HFFBA-0318 Auxiliary Heated Fuel Filter Kit | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Fleece FPE-CUMM-HFFBA-0318 Auxiliary Heated Fuel Filter Kit | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Fleece Performance Products

Fleece FPE-CUMM-HFFBA-0318 Auxiliary Heated Fuel Filter Kit | 2003-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

SKU: FLCFPE-CUMM-HFFBA-0318
$449
Fleece FPE-LML-QCDT Dosing Injector Fuel Line Disconnect Tool | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-LML-QCDT Dosing Injector Fuel Line Disconnect Tool | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-LML-QCDT Dosing Injector Fuel Line Disconnect Tool | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Fleece FPE-LML-QCDT Dosing Injector Fuel Line Disconnect Tool | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Fleece Performance Products

Fleece FPE-LML-QCDT Dosing Injector Fuel Line Disconnect Tool | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

SKU: FLCFPE-LML-QCDT
$15.99
Fleece FPE-SP-91618 9/16 inch -18 Hex Socket Plug with O-Ring | Universal
Fleece FPE-SP-91618 9/16 inch -18 Hex Socket Plug with O-Ring | Universal
Fleece FPE-SP-91618 9/16 inch -18 Hex Socket Plug with O-Ring | Universal
Fleece FPE-SP-91618 9/16 inch -18 Hex Socket Plug with O-Ring | Universal

Fleece Performance Products

Fleece FPE-SP-91618 9/16 inch -18 Hex Socket Plug with O-Ring | Universal

SKU: FLCFPE-SP-91618
$4.49
Fleece FPE-SP-7814 7/8 in -14 Hex Socket Plug with O-Ring | Universal
Fleece FPE-SP-7814 7/8 in -14 Hex Socket Plug with O-Ring | Universal
Fleece FPE-SP-7814 7/8 in -14 Hex Socket Plug with O-Ring | Universal
Fleece FPE-SP-7814 7/8 in -14 Hex Socket Plug with O-Ring | Universal

Fleece Performance Products

Fleece FPE-SP-7814 7/8 in -14 Hex Socket Plug with O-Ring | Universal

SKU: FLCFPE-SP-7814
$5.99
Fleece FPE-NPT-18 1/8 in NPT Hex Socket Plug Black | Universal
Fleece FPE-NPT-18 1/8 in NPT Hex Socket Plug Black | Universal
Fleece FPE-NPT-18 1/8 in NPT Hex Socket Plug Black | Universal
Fleece FPE-NPT-18 1/8 in NPT Hex Socket Plug Black | Universal

Fleece Performance Products

Fleece FPE-NPT-18 1/8 in NPT Hex Socket Plug Black | Universal

SKU: FLCFPE-NPT-18
$2.99
Fleece FPE-CLNTBYPS-HS-HC-0305 Replacement EPDM Cooland Bypass Hose | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins
Fleece FPE-CLNTBYPS-HS-HC-0305 Replacement EPDM Cooland Bypass Hose | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins

Fleece Performance Products

Fleece FPE-CLNTBYPS-HS-HC-0305 Replacement EPDM Cooland Bypass Hose | 2003-2005 Dodge RAM 2500/3500 5.9L Cummins

SKU: FLCFPE-CLNTBYPS-HS-HC-0305
$25.99
Fleece FPE-34257-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting | Universal
Fleece FPE-34257-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting | Universal
Fleece FPE-34257-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting | Universal
Fleece FPE-34257-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting | Universal

Fleece Performance Products

Fleece FPE-34257-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting | Universal

SKU: FLCFPE-34257-A
$28.84
Fleece FPE-34258-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting (1 inch ID on the T) | Universal
Fleece FPE-34258-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting (1 inch ID on the T) | Universal
Fleece FPE-34258-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting (1 inch ID on the T) | Universal
Fleece FPE-34258-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting (1 inch ID on the T) | Universal

Fleece Performance Products

Fleece FPE-34258-A Pre-Formed 5/8 in Coolant Hose with 90 Degree Ends & T-fitting (1 inch ID on the T) | Universal

SKU: FLCFPE-34258-A
$32.23
Fleece FPE-34425 VGT Actuator Harness Adapter | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-34425 VGT Actuator Harness Adapter | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins
Fleece FPE-34425 VGT Actuator Harness Adapter | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins

Fleece Performance Products

Fleece FPE-34425 VGT Actuator Harness Adapter | 2007.5-2012 Dodge RAM 2500/3500 6.7L Cummins

SKU: FLCFPE-34425
$44.95
Fleece FPE-34780 Auxiliary Fuel Filter and Line Kit | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins
Fleece FPE-34780 Auxiliary Fuel Filter and Line Kit | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

Fleece Performance Products

Fleece FPE-34780 Auxiliary Fuel Filter and Line Kit | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

SKU: FLCFPE-34780
$299
Fleece FPE-61-10002-D Cylinder Head (Driver Side) | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY
Fleece FPE-61-10002-D Cylinder Head (Driver Side) | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

Fleece Performance Products

Fleece FPE-61-10002-D Cylinder Head (Driver Side) | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

SKU: FLCFPE-61-10002-D
$1,099

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