Cooling
Top Heater Hose Upgrade (MMHOSE-RAM-07HU) for 2007.5+ 6.7L RAM Cummins
Specifically designed to replace the leak-prone heater hose quick-disconnect at the engine, this upgrade features an O-ring-less, -10AN connection for improved reliability. Say goodbye to coolant leaks and hello to seamless coolant flow.
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 Cooling Fan Extension Harness (FPE-HAR-CUMM-FAN-1924) for 2019-2024 Cummins 6.7L
The Fleece Cooling Fan Extension Harness (FPE-HAR-CUMM-FAN-1924) is designed for 2019–2024 Cummins 6.7L diesel engines, offering flexibility for custom cooling setups. It features durable construction and OEM-style connectors for a secure, factory-like fit. Ideal for performance and custom builds, it simplifies installation and enhances cooling efficiency.
Fleece Replacement Thermostat Housing with Auxiliary Port (FPE-CUMM-TH-19) for 2019-2024 Cummins 6.7L
The Fleece Replacement Thermostat Housing with Auxiliary Port (FPE-CUMM-TH-19) is a durable, high-performance upgrade for 2019–2024 Ram trucks with 6.7L Cummins engines. It features an integrated auxiliary port for easy sensor or custom plumbing additions, making it ideal for modified setups. Designed for a precise fit, it enhances coolant flow, engine temperature control, and overall efficiency.
Fleece Heater Core Replacement Hose and Fitting (FPE-CUMM-HCL-0324) for 2003-2024 Cummins 5.9L / 6.7L
The Fleece Heater Core Replacement Hose and Fitting (FPE-CUMM-HCL-0324) is a direct-fit, high-quality upgrade for 2003–2024 Dodge Ram trucks with 5.9L or 6.7L Cummins diesel engines. Designed to replace problematic OEM heater core lines, it offers enhanced durability, leak resistance, and high-temperature performance. Made from premium materials, it ensures reliable coolant flow and is easy to install, making it ideal for improving or maintaining heating system efficiency.
Fleece Replacement coolant bypass hose (FPE-CLNTBYPS-HS-19) for 2019-2024 Cummins 6.7L
The Fleece Performance Replacement Coolant Bypass Hose (FPE-CLNTBYPS-HS-19) is an aftermarket upgrade for 2019–2024 Ram trucks with the 6.7L Cummins diesel engine. Built from high-quality materials for durability and high-temperature resistance, it replaces the factory hose to improve coolant flow and engine cooling. Designed for easy installation, it’s ideal for heavy-duty use and offers enhanced reliability for both professional and DIY users.
Fleece Coolant Bypass Service Kit (FPE-CLNTBYPS-CUMMINS-SER-KIT) 1994-2024 Cummins 5.9L / 6.7L
The Fleece Coolant Bypass Service Kit (FPE-CLNTBYPS-CUMMINS-SER-KIT) is an aftermarket solution for 1994–2024 Cummins 5.9L and 6.7L diesel engines. It improves coolant flow to the rear cylinders, addressing a common cooling issue that can lead to head gasket failure. Designed for durability and easy installation, the kit includes all necessary components and is suitable for daily driving, towing, and performance use. It enhances engine reliability and longevity by equalizing coolant temperatures.
Sinister Diesel Coolant Reservoir (Degas) Cap (SD67CDC13) for 2013-2019 Cummins 6.7L
This Coolant Reservoir (Degas) Cap fits OEM or Sinister Diesel reservoirs for 2013-2019 Dodge Ram 2500/3500 6.7L Cummins. Made from CNC-machined billet T6-6061 aluminum, it includes a pressure relief system for reliability. Available in gray or Sinister Blue, it combines functionality with custom Sinister Diesel styling.
Sinister Diesel Coolant Filtration System (w/WIX) (SD67CCF190120) for 2019-2022 Cummins 6.7L
This coolant filtration kit helps extend the life of your engine’s water pump, EGR cooler, and cooler by removing contaminants like casting sand and metal shavings. It filters small amounts of coolant while the engine runs. The kit features a CNC-machined billet aluminum filter boss that mounts using factory holes, requiring no drilling. It includes all necessary fittings and pre-assembled silicone hoses for leak-proof connections.
Fleece Coolant Bypass Kit (FPE-CLNTBYPS-CUMMINS-19) for 2019+ Ram 6.7L Cummins
One of the biggest issues on the 6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature / over-pressure condition. The Fleece Performance Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform.
Mishimoto Water Temperature Sensor Adapter – 32mm (MMWHS-32-BK)
The Mishimoto Water Temperature Sensor Adapter 32mm (MMWHS-32-BK) is a high-quality and versatile component that allows for easy installation of aftermarket water temperature sensors in a variety of vehicles. This adapter is designed to fit onto a 32mm coolant hose and provides a secure and leak-free connection for the sensor.
AEM Water Temp Sensor Kit,30-2012, 1/8 in. NPT
The AEM Water Temp Sensor Kit,30-2012, 1/8 in. NPT is a high-quality and reliable product designed to accurately measure the temperature of your vehicle’s coolant system. This kit includes a 1/8 inch NPT sensor, which is a common size used in many vehicles. It also comes with a connector and wiring harness for easy installation. With this sensor kit, you can monitor the temperature of your engine and ensure that it stays within a safe operating range. This is especially important for high-performance vehicles or those used in extreme conditions. The AEM Water Temp Sensor Kit is a must-have for any car enthusiast looking to keep their engine running at its best.
Industrial Injection Cummins Billet Turbo Oil Drain Plug (2C8601) – Fits 1989-2019 Dodge Cummins
Industrial Injection Cummins Billet Turbo Oil Drain Plug 1989-2019
Mishimoto Performance Transmission Cooler (MMTC-RAM-19) Fits 2019-2024 Cummins 6.7L
The Mishimoto Performance Transmission Cooler (MMTC-RAM-19) is the perfect upgrade for those looking to maximize the performance and longevity of their 2019-2024 Cummins 6.7L engine. Designed with the latest cooling technology, this transmission cooler provides superior heat dissipation and helps maintain optimal transmission fluid temperatures, even under the most demanding conditions.
