All Products
Fleece Injector Return Line Repair Fitting – 5 Pack (FPE-FMC-FF-RLK-1116-5P) for 2011-2016 Powerstroke 6.7L
The Fleece Injector Return Line Repair Fitting – 5 Pack (FPE-FMC-FF-RLK-1116-5P) is a durable, high-quality aftermarket kit designed for 2011–2016 Ford Powerstroke 6.7L diesel engines. It provides a reliable solution for fixing damaged or leaking injector return lines, helping to maintain proper fuel system performance and prevent engine issues. Made to withstand high-pressure diesel conditions, this cost-effective 5-pack is ideal for both professionals and DIY users, offering dependable fitment and long-lasting performance.
Fleece Injector Return Line Repair Fitting (FPE-FMC-FF-RLK-1116) for 2011-2016 Powerstroke 6.7L
The Fleece Injector Return Line Repair Fitting (FPE-FMC-FF-RLK-1116) is a durable, high-quality replacement part for 2011–2016 Ford Powerstroke 6.7L diesel engines. Designed by Fleece Performance Engineering, it offers a reliable, leak-free solution for fixing damaged injector return lines, helping maintain fuel system pressure and engine performance. Easy to install and cost-effective, it’s ideal for technicians and Powerstroke owners looking to restore engine reliability without replacing the entire return line assembly.
Fleece #4 and #5 High Pressure Injection Line (FPE-FL-LLY-45) 2004.5-2005 Duramax LLY
The Fleece Performance High Pressure Injection Line (#4 and #5) is a durable, precision-engineered replacement part for the 2004.5–2005 GM Duramax LLY diesel engine. Designed to meet or exceed OEM standards, it ensures reliable fuel delivery and optimal engine performance for cylinders #4 and #5. Built to withstand high pressure and harsh conditions, it’s ideal for replacing worn or leaking factory lines, helping maintain fuel injection timing and engine efficiency.
Replaces GM Part # 97378827
Fleece #3 and #6 High Pressure Injection Line (FPE-FL-LLY-36) 2004.5-2005 Duramax LLY
The Fleece #3 and #6 High Pressure Injection Line is a durable, high-quality replacement for the factory fuel lines on 2004.5–2005 GM Duramax LLY diesel engines. Designed to address common issues like cracking and leaks from high pressure and heat, this upgraded line improves fuel system reliability and helps maintain engine performance. It’s a crucial upgrade for preventing potential injector or engine damage.
Replaces GM Part # 97378826
Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LLY-27) 2004.5-2005 Duramax LLY
The Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LLY-27) is a direct-fit replacement part for 2004.5–2005 Duramax LLY diesel engines. Made by Fleece Performance Engineering, it connects cylinders #2 and #7 to the fuel rail, ensuring accurate high-pressure fuel delivery. Built from durable materials to withstand extreme conditions, it meets or exceeds OEM standards, making it a reliable choice for restoring or enhancing engine performance and fuel system durability.
Replaces GM Part # 97378828
Fleece #1 and #8 High Pressure Injection Line (FPE-FL-LLY-18) 2004.5-2005 Duramax LLY
The Fleece Performance High Pressure Injection Line (FPE-FL-LLY-18) is a durable, OEM-quality replacement designed for the 2004.5–2005 GM Duramax LLY diesel engine. It addresses common issues with factory lines—such as cracking, leaks, and flow restrictions—by ensuring reliable fuel delivery to cylinders #1 and #8, helping maintain engine performance and efficiency. Ideal for restoring or upgrading the fuel system in LLY-powered trucks.
Replaces GM Part # 97378825
Fleece #4 and #5 High Pressure Injection Line (FPE-FL-LBZLMM-45) for 2006-2010 Duramax LBZ / LMM
The Fleece #4 and #5 High Pressure Injection Line (FPE-FL-LBZLMM-45) is a high-performance aftermarket replacement for the factory fuel lines on 2006–2010 GM Duramax LBZ and LMM diesel engines. Designed for durability and precision, it ensures reliable fuel delivery under high pressure and is suitable for both stock and modified engines. With OEM-style fit and finish, it offers a dependable upgrade for maintaining engine performance and efficiency.
Replaces GM Part # 98006526
Fleece #3 and #6 High Pressure Injection Line (FPE-FL-LBZLMM-36) for 2006-2010 Duramax LBZ / LMM
The Fleece #3 and #6 High Pressure Injection Line (FPE-FL-LBZLMM-36) is a durable, direct-fit replacement for 2006–2010 GM Duramax LBZ and LMM diesel engines. Designed to meet or exceed OEM standards, it ensures reliable fuel delivery, resists extreme pressures and temperatures, and helps restore factory performance by eliminating leaks. Suitable for both professionals and enthusiasts, it supports optimal engine performance and longevity.
Replaces GM Part # 98006524
Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LBZLMM-27) for 2006-2010 Duramax LBZ / LMM
The Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LBZLMM-27) is a premium replacement part for 2006–2010 Duramax LBZ and LMM diesel engines. Made by Fleece Performance Engineering, it ensures reliable fuel delivery from the high-pressure pump to the injectors, enhancing engine efficiency and performance. Designed for a direct OEM fit, it offers durability and prevents issues caused by worn or corroded factory lines, making it an ideal upgrade or maintenance solution for maintaining peak engine performance.
Replaces GM Part # 98006523
Fleece #1 and #8 High Pressure Injection Line (FPE-FL-LBZLMM-18) for 2006-2010 Duramax LBZ / LMM
The Fleece #1 and #8 High Pressure Injection Line (FPE-FL-LBZLMM-18) is a durable, precision-engineered replacement part for 2006–2010 GM Duramax LBZ and LMM diesel engines. It replaces factory fuel lines prone to wear and damage, ensuring reliable fuel delivery and consistent engine performance. Designed for easy installation, it suits both stock and modified trucks, making it ideal for professionals and experienced DIYers alike.
Replaces GM Part # 98006527
Fleece #4 and #5 high pressure injection line (FPE-FL-LB7-45) for 2001-2004 Duramax LB7
The Fleece #4 and #5 High Pressure Injection Line (FPE-FL-LB7-45) is a durable, high-quality replacement fuel line for 2001–2004 GM Duramax LB7 diesel engines. Designed to replace factory lines prone to cracking and leaks, it offers improved routing and materials for reliable fuel delivery under high pressure. Suitable for both stock and modified engines, it helps ensure long-term performance and reliability.
- Replaces GM Part#97188722
Fleece #3 and #6 high pressure injection line (FPE-FL-LB7-36) for 2001-2004 Duramax LB7
The Fleece Performance High Pressure Injection Line #3 and #6 (FPE-FL-LB7-36) is a durable, direct-fit replacement for 2001–2004 GM Duramax LB7 diesel engines. Designed to resolve common issues like cracking or leaking in factory lines, it ensures reliable fuel delivery and restores engine performance. Built for both stock and performance applications, it’s a dependable upgrade for maintaining engine longevity and efficiency.
- Replaces GM Part#97188721
Fleece #2 and #7 high pressure injection line (FPE-FL-LB7-27) for 2001-2004 Duramax LB7
The Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LB7-27) is a durable, high-quality replacement for factory injector lines on 2001–2004 GM Duramax LB7 diesel engines. Designed to address common issues with cracking and leakage, it ensures reliable fuel delivery and system performance. Made from corrosion-resistant materials, it is ideal for both routine maintenance and performance upgrades, meeting or exceeding OEM standards.
- Replaces GM Part#97188723
Fleece #1 and #8 high pressure injection line (FPE-FL-LB7-18) for 2001-2004 Duramax LB7
The Fleece Performance Fleece #1 and #8 High Pressure Injection Line (FPE-FL-LB7-18) is a durable, precision-engineered replacement for the factory high-pressure fuel lines on 2001–2004 GM Duramax LB7 diesel engines. Designed to connect the fuel rail to injectors #1 and #8, it addresses issues like corrosion and leaks common in OEM lines. Ideal for injector replacements or fuel system maintenance, this component helps maintain reliable fuel delivery and engine performance.
- Replaces GM Part# 97188720
Fleece High Pressure Injection Line Kit (FPE-FL-DMAX-LLY-SET) for 2004.5-2005 Duramax LLY
The Fleece High Pressure Injection Line Kit (FPE-FL-DMAX-LLY-SET) is a high-quality replacement designed for 2004.5–2005 GM 6.6L Duramax LLY diesel engines. It includes OEM-style fuel lines that connect the fuel rails to the injectors, offering durability, leak prevention, and reliable performance under high pressure. Suitable for both stock and modified setups, this kit is an ideal upgrade or replacement for factory lines to maintain consistent engine performance.
Replaces GM Part# 97378825 (qty 2)
Replaces GM Part# 97378828 (qty 2)
Replaces GM Part# 97378826 (qty 2)
Replaces GM Part# 97378827 (qty 2)
Fleece High Pressure Injection Line Kit (1 Year Limited Parts Warranty) for 2006-2010 Duramax LLY / LBZ
The Fleece High Pressure Injection Line Kit is a high-quality aftermarket upgrade for 2006–2010 GM Duramax LLY and LBZ diesel engines. It replaces factory fuel lines with durable, corrosion-resistant components to ensure consistent fuel delivery and maintain optimal injection pressure. Designed for high-performance or heavily used trucks, the kit enhances fuel system reliability and comes with a 1-year limited parts warranty.
Replaces GM Part # 98006523 (qty 2)
Replaces GM Part # 98006527 (qty 2)
Replaces GM Part # 98006524 (qty 2)
Replaces GM Part # 98006526 (qty 2)
Fleece #6 Injection line (FPE-FL-CUMM-6.7-6) for 2007.5-2018 Cummins 6.7L
The Fleece #6 Injection Line (FPE-FL-CUMM-6.7-6) is a durable, high-quality replacement fuel line for 2007.5–2018 Dodge Ram trucks with 6.7L Cummins engines. Built by Fleece Performance Engineering, it replaces the factory line to cylinder #6, ensuring reliable, high-pressure fuel delivery. Designed with OEM-style materials, it supports both stock and performance applications for optimal engine efficiency and longevity.
Replaces Cummins part number 4935976 for cylinder 6
Fleece #4 and #5 Injection line (FPE-FL-CUMM-6.7-45) for 2007.5-2018 Cummins 6.7L
The Fleece #4 and #5 Injection Line (FPE-FL-CUMM-6.7-45) is a durable, high-quality replacement fuel line for 2007.5–2018 Cummins 6.7L diesel engines. Made by Fleece Performance Engineering, it ensures reliable fuel delivery from the common rail to cylinders #4 and #5, supporting optimal engine performance in both stock and upgraded setups. Built to withstand high pressure, it’s a trusted choice for maintaining engine efficiency and reliability.
 Replaces Cummins part number 4935974 on cylinders 4 & 5
Fleece #2 and #3 Injection line (FPE-FL-CUMM-6.7-23) for 2007.5-2018 Cummins 6.7L
The Fleece #2 and #3 Injection Line (FPE-FL-CUMM-6.7-23) is a high-quality replacement part for 2007.5–2018 Cummins 6.7L diesel engines. It delivers precise fuel flow to cylinders #2 and #3, ensuring optimal performance and durability under high pressure. Made from premium, corrosion-resistant materials, it suits both stock and modified engines and meets or exceeds OEM standards.
Replaces Cummins part number 4935982 on cylinders 2 & 3
Fleece #1 Injection line (FPE-FL-CUMM-6.7-1) for 2007.5-2018 Cummins 6.7L
The Fleece #1 Injection Line (FPE-FL-CUMM-6.7-1) is a durable, high-quality replacement fuel line for 2007.5–2018 Cummins 6.7L diesel engines. Designed to replace the factory #1 cylinder fuel line, it ensures reliable fuel delivery and injector performance. Built to withstand high pressure and harsh conditions, it offers OEM-quality fit and is suitable for both maintenance and performance upgrades.
Replaces Cummins part number 4935981 on cylinder 1
Fleece Fuel Heater Extension Harness (FPE-FH-FMC-1724-CC-EXT) for 2017-2024 Powerstroke 6.7L Cab & Chassis with Fleece Performance Fuel Heater
The Fleece Fuel Heater Extension Harness (FPE-FH-FMC-1724-CC-EXT) is a plug-and-play extension designed for 2017–2024 Ford Powerstroke 6.7L Cab & Chassis trucks with a Fleece Performance Fuel Heater. It adds length for clean, secure installation in custom fuel systems, featuring OEM-style connectors for reliable fit and function. Built for durability and ease of use, it ensures professional-grade performance for upgrades or repairs.
Fleece Fuel Heater and Harness (FPE-FH-FMC-1724) for 2017-2024 Powerstroke 6.7L
The Fleece Fuel Heater and Harness (FPE-FH-FMC-1724) is an aftermarket upgrade for 2017–2024 Ford Powerstroke 6.7L diesel engines, designed to prevent fuel gelling in cold weather by maintaining proper fuel temperature. It features a plug-and-play harness for easy installation without modifying factory wiring. Built for durability, it enhances cold-weather performance and reliability, making it ideal for both everyday use and heavy-duty applications.
Fleece Fuel Heater and Harness (FPE-FH-FMC) for 2011-2016 Powerstroke 6.7L
The Fleece Fuel Heater and Harness (FPE-FH-FMC) is an aftermarket kit designed for 2011–2016 Ford Powerstroke 6.7L diesel engines. It prevents fuel gelling and supports cold-weather starts by maintaining proper diesel fuel temperature. The kit includes a durable heating element and a custom-fit harness that integrates easily with the factory system. Ideal for cold climates, it improves fuel flow and engine performance while protecting fuel components. Built by Fleece Performance Engineering, it offers a reliable and durable upgrade for better winter drivability.
Fleece Fuel Heater (FPE-FH-CUMM-GM) for 2011-2018 Cummins 6.7L
The Fleece Fuel Heater (FPE-FH-CUMM-GM) is an aftermarket upgrade for 2011–2018 Dodge Ram trucks with 6.7L Cummins diesel engines. Designed to prevent fuel gelling in cold weather, it enhances fuel flow and engine performance in low temperatures. Compatible with Fleece’s fuel filter delete systems and featuring OEM-style connectors, it offers easy installation and improved reliability for cold-climate driving.
