Fleece Performance Engineering
Fleece Blue Billet Oil Cap Cover (FPE-OC-CR-F-BLU) for 2003-2018 Cummins 5.9L / 6.7L
The Fleece Blue Billet Oil Cap Cover (FPE-OC-CR-F-BLU) is a durable, CNC-machined aluminum upgrade for 2003–2018 Cummins 5.9L and 6.7L diesel engines. Featuring an anodized blue finish, it enhances engine bay appearance while fitting securely over the factory oil cap without affecting performance. Designed for durability and style, it’s an ideal accessory for diesel enthusiasts.
Fleece Dosing Injector Fuel Line Disconnect Tool (FPE-LML-QCDT) for 2011-2016 Duramax LML
The Fleece Dosing Injector Fuel Line Disconnect Tool (FPE-LML-QCDT) is a precision tool designed for 2011–2016 GM Duramax LML diesel engines. It simplifies the removal of the fuel line to the dosing injector, a typically difficult task, by providing a secure and efficient disconnect. Ideal for both technicians and DIY users, it aids in servicing or diagnosing components in the exhaust aftertreatment system.
Fleece Secondary MAP Sensor Spacer (FPE-L5P-MAP-SPR-24) for 2024 Duramax L5P
The Fleece Secondary MAP Sensor Spacer (FPE-L5P-MAP-SPR-24) is a high-quality component designed for the 2024 Duramax L5P diesel engine. Made by Fleece Performance Engineering, it enables the installation of a secondary MAP sensor for custom tuning, data logging, and performance monitoring. Built for durability and a precise fit, it installs between the intake manifold and OEM sensor without affecting alignment or function. It’s ideal for performance enthusiasts and professional tuners seeking enhanced engine diagnostics on modern Duramax systems.
Fleece 7″ Straight Cut Hood Stack Cover (FPE-HSC-7-S) for 7″ Exhaust Pipe
The Fleece 7″ Straight Cut Hood Stack Cover (FPE-HSC-7-S) is a durable protective cover designed for 7-inch exhaust stacks on diesel trucks. It shields the stack from debris, moisture, and weather when not in use, helping to extend the life of exhaust components. With a sleek, straight-cut design, it ensures a secure fit and professional appearance, making it ideal for storage or harsh conditions.
Fleece 6″ Straight Cut Hood Stack Cover (FPE-HSC-6-S) for 6″ Exhaust Pipe
The Fleece 6″ Straight Cut Hood Stack Cover (FPE-HSC-6-S) is a durable, heavy-duty cover designed to protect 6-inch exhaust hood stacks on performance diesel trucks. It prevents debris and moisture from entering the exhaust when not in use and features a straight-cut design for a secure fit and professional look. Built to withstand harsh weather, it is a reliable accessory for maintaining exhaust system integrity.
Fleece 5″ Straight Cut Hood Stack Cover (FPE-HSC-5-S) for 5″ Exhaust Pipe
The Fleece 5″ Straight Cut Hood Stack Cover (FPE-HSC-5-S) is a durable, high-performance exhaust accessory designed for 5-inch exhaust pipes. Featuring a sleek, straight-cut design, it protects the exhaust system from debris, moisture, and contaminants when not in use. Built to withstand high temperatures and harsh conditions, it’s ideal for performance trucks and custom builds, offering both protection and style.
Fleece 5″ 45 Degree Hood Stack Cover (FPE-HSC-5-45) for 5″ Exhaust Pipe
The Fleece 5″ 45 Degree Hood Stack Cover (FPE-HSC-5-45) is a durable, weather-resistant cover designed to protect 5-inch, 45-degree angled exhaust stacks commonly used in performance diesel trucks. It prevents debris and moisture from entering the exhaust system, helping to extend component life and maintain performance. Easy to install and remove, it offers reliable protection during downtime or transport.
Fleece 4″ Short Hood Stack Cover – Straight Cut (FPE-HSC-4-S) for 4″ Exhaust Pipe
The Fleece 4″ Short Hood Stack Cover – Straight Cut (FPE-HSC-4-S) is a durable, weather-resistant cover designed to protect 4″ straight-cut exhaust stacks from rain, snow, and debris. It helps maintain exhaust system efficiency and longevity when the vehicle is not in use. Easy to install and remove, it’s a practical accessory for truck owners.
Fleece 4″ Short Hood Stack Cover – Miter Cut (FPE-HSC-4-45) for 4″ Exhaust Pipe
The Fleece 4″ Short Hood Stack Cover – Miter Cut (FPE-HSC-4-45) is a durable, high-quality cover designed to protect 4-inch miter-cut exhaust stacks from moisture, dirt, and debris. Made from heavy-duty materials, it ensures a secure fit and helps extend the life and performance of diesel truck exhaust systems when not in use.
Fleece Factory Oil Feed Line Fitting (FPE-HOL-FD-FIT) for 1994-2022 Cummins 5.9L / 6.7L w/Holset Turbochargers
The Fleece Performance Fleece Factory Oil Feed Line Fitting (FPE-HOL-FD-FIT) is a durable, precision-engineered replacement part for 1994–2022 Cummins 5.9L and 6.7L engines with Holset turbochargers. It ensures a secure, leak-free connection for optimal turbocharger lubrication. Designed for easy installation and OEM-level reliability, it’s ideal for both performance upgrades and regular maintenance.
Fleece 1/2″ High Flow Feed Line Kit (FPE-HFFL-1018) for 2010-2018 Cummins 6.7L
The Fleece 1/2″ High Flow Feed Line Kit (FPE-HFFL-1018) is an upgraded fuel line system for 2010–2018 Cummins 6.7L diesel engines. It replaces the restrictive factory line with a larger 1/2″ line to improve fuel flow, supporting higher horsepower and enhancing engine performance. The kit includes all necessary components for easy installation and is designed for durability and leak-free operation. It’s ideal for performance enthusiasts and aftermarket fuel systems, helping to optimize fuel pressure and efficiency under demanding conditions.
Fleece HE400VG / HE451VE Turbocharger (FPE-HE4-67) for 1994-2022 Cummins 5.9L / 6.7L ISX – 67mm
The Fleece HE400VG / HE451VE Turbocharger ISX – 67mm (FPE-HE4-67) is a high-performance upgrade for 1994–2022 Cummins 5.9L and 6.7L engines. Featuring a 67mm compressor wheel, it boosts airflow and response, making it ideal for increased power and efficiency. Designed to replace the factory VGT turbo, it offers durable construction for demanding use in towing, racing, or daily driving, and suits both stock and modified engines.
Fleece HE400VG / HE451VE Turbocharger (FPE-HE4-64) for 1994-2022 Cummins 5.9L / 6.7L ISX – 64mm
The Fleece HE400VG / HE451VE Turbocharger (FPE-HE4-64) is a high-performance, direct replacement turbo for 1994–2022 Cummins 5.9L and 6.7L ISX engines. It features a 64mm compressor wheel for increased airflow and boost efficiency, enhancing power and responsiveness without compromising reliability. Suitable for on-road and off-road use, it maintains OEM fitment while delivering aftermarket performance, making it ideal for towing, daily driving, or performance applications. Its variable geometry design ensures quick spool-up and improved throttle response.
Fleece 18″ Rail Pressure Sensor Extension Harness (FPE-HAR-RP-EXT) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML& 2003-2012 Cummins 5.9L / 6.7L
The Fleece 18″ Rail Pressure Sensor Extension Harness (FPE-HAR-RP-EXT) is a plug-and-play aftermarket solution for 2001–2016 Duramax and 2003–2012 Cummins engines. It provides an 18-inch extension for easier relocation of the rail pressure sensor during custom builds or fuel system upgrades. Built to OEM specs, it ensures a secure, reliable connection without the need for wire cutting or splicing.
Fleece Multiuse sensor pigtail 9 (FPE-HAR-MU-PT-9) for 2001 Cummins 5.9L
The Fleece Multiuse Sensor Pigtail 9 (FPE-HAR-MU-PT-9) is a high-quality replacement connector for the 2001 Cummins 5.9L diesel engine. Designed for multiple sensor applications, it features OE-style connectors and premium wiring for durability and reliability. This plug-and-play pigtail simplifies installation and restores proper sensor function, making it ideal for repairing or replacing damaged factory connectors and maintaining engine performance.
Fleece MAP Sensor and Airbox Control Valve Pigtail (FPE-HAR-MU-PT-7) for 2017-2023 Duramax L5P & 2013-2018 Cummins 6.7L
The Fleece MAP Sensor and Airbox Control Valve Pigtail (FPE-HAR-MU-PT-7) is a durable replacement wiring harness for 2017–2023 GM Duramax L5P and 2013–2018 Ram Cummins 6.7L diesel engines. It connects the MAP sensor and airbox control valve, providing a reliable fix for damaged factory connectors. Designed for performance and ease of installation, it helps maintain accurate engine monitoring and optimal performance.
Fleece Multiuse Pressure Sensor Pigtail (FPE-HAR-MU-PT-6) for 1998.5-2000 Cummins 5.9L
The Fleece Multiuse Pressure Sensor Pigtail (FPE-HAR-MU-PT-6) is a durable, OEM-quality replacement wiring harness for 1998.5–2000 Dodge Ram trucks with 5.9L Cummins diesel engines. Compatible with various pressure sensors—fuel, oil, and boost—it provides a weather-resistant, plug-and-play solution for repairing damaged connectors or custom engine builds, ensuring reliable sensor communication and optimal engine performance.
Fleece Multiuse Sensor Pigtail (FPE-HAR-MU-PT-5) for 2001-2022 Duramax LB7 / LLY / LBZ / LMM / LML / L5P & 1994-2022 Cummins 5.9L / 6.7L
The Fleece Multiuse Sensor Pigtail (FPE-HAR-MU-PT-5) is a durable, weatherproof wiring solution compatible with 2001–2022 Duramax and 1994–2022 Cummins diesel engines. Featuring OEM-style connectors, it serves as a reliable replacement or upgrade for various sensor connections, ideal for both repairs and custom builds.
Fleece Transmission Input Speed Sensor Pigtail (FPE-HAR-MU-PT-14) for 2015-2019 Duramax w/Allison Transmission
The Fleece Transmission Input Speed Sensor Pigtail (FPE-HAR-MU-PT-14) is a durable, OEM-style replacement connector for 2015–2019 GM Duramax trucks with Allison transmissions. Designed for easy installation with pre-terminated wires, it repairs damaged or corroded input speed sensor connectors, ensuring reliable performance and secure electrical connections. Ideal for maintenance or sensor repair.
Fleece Multiuse Sensor Pigtail 13 (FPE-HAR-MU-PT-13) for 2005-2017 Powerstroke 6.0L / 6.4L / 6.7L
The Fleece Multiuse Sensor Pigtail 13 (FPE-HAR-MU-PT-13) is a durable, OEM-style replacement electrical connector for 2005–2017 Ford Powerstroke diesel engines (6.0L, 6.4L, and 6.7L). Designed for easy installation and reliable performance, it is suitable for various sensor applications, including exhaust back pressure and intake air temperature sensors. Ideal for repairs or replacements during maintenance or engine rebuilds, it helps maintain engine performance and sensor functionality.
Fleece Multiuse Sensor Pigtail No 11 (FPE-HAR-MU-PT-11) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML
The Fleece Multiuse Sensor Pigtail No. 11 (FPE-HAR-MU-PT-11) is a durable, OEM-style replacement wiring solution for 2001–2016 Duramax diesel engines (LB7, LLY, LBZ, LMM, LML). Designed for easy installation and reliable sensor connections, it helps maintain proper engine management. Made from automotive-grade materials, it offers long-lasting performance in tough conditions and is ideal for replacing damaged connectors or custom wiring upgrades.
Fleece Heated Seat Module Connector Pigtail (FPE-HAR-HSM-PT) for 2003-2006 Duramax LB7 / LLY / LBZ & 2011-2019 Powerstroke 6.7L
The Fleece Heated Seat Module Connector Pigtail (FPE-HAR-HSM-PT) is a durable, OEM-grade replacement wiring solution for repairing or replacing damaged heated seat module connectors in select diesel trucks, including 2003–2006 GM Duramax and 2011–2019 Ford Powerstroke models. Designed for easy installation, it ensures reliable electrical connections and long-lasting performance, restoring heated seat functionality and comfort.
Fleece Automatic Transmission 20-Pin Pigtail GM (FPE-HAR-GM-AT-20-PT) for 2001-2016 Duramax LB7 / LLY / LBZ / LML
The Fleece Performance FPE-HAR-GM-AT-20-PT is a high-quality 20-pin transmission pigtail designed for 2001–2016 GM Duramax diesel trucks (LB7, LLY, LBZ, LML). Built for durability and OEM fit, it provides a reliable fix for damaged connectors and supports transmission swaps, harness repairs, or custom builds. Its plug-and-play design ensures secure connectivity and optimal transmission performance.
Replaces discontinued GM part number 12126459 and AC Delco PT729
Fleece WIF Sensor Pigtail (FPE-HAR-FMC-WIF-PT-1116) for 2011-2019 Powerstroke 6.7L
The Fleece WIF Sensor Pigtail (FPE-HAR-FMC-WIF-PT-1116) is a durable, direct-fit replacement for 2011–2019 Ford Powerstroke 6.7L diesel engines. Designed with OEM-style connectors, it ensures a secure, weather-resistant connection to the water-in-fuel sensor, helping protect the fuel system from contaminants. Suitable for both DIY and professional installations, it supports proper sensor function and overall engine performance.
