Granatelli Motor Sports 180° Thermostat

Fits Most Chrysler/Dodge/Jeep/Ram 6.4L/6.1L/5.7L (03-21)

Part #: 43080T

Overview

The Granatelli 180° Thermostat is a high-performance cooling system component designed specifically for Chrysler, Dodge, Jeep, and Ram vehicles equipped with 5.7L, 6.1L, 6.2L, and 6.4L HEMI engines, including Hellcat and TRX models. This thermostat maintains optimal engine temperature by opening at 180 degrees Fahrenheit, ensuring efficient heat management under demanding driving conditions.

Engineered as a direct OEM replacement, it provides reliable temperature regulation to protect your engine from overheating and potential damage caused by excessive heat. Whether you’re upgrading your cooling system or replacing a worn thermostat, this Granatelli unit delivers consistent performance and durability for daily driving or spirited performance use.

Key Features

Granatelli’s 180° Thermostat combines advanced materials and precise engineering to maximize cooling efficiency and engine protection. Key features include:

• High-flow design to improve coolant circulation and reduce engine heat buildup
• Opening temperature set at 180°F for optimal thermal management
• Constructed from copper, brass, and stainless steel for enhanced durability and corrosion resistance
• Direct OEM replacement ensures perfect fit and function without modifications
• Compatible with a wide range of HEMI engines from 2003 through 2025 model years
• Protects engine components by preventing overheating during high-performance or heavy-duty operation
• Precision manufacturing for reliable, long-lasting operation

Construction & Design

This thermostat features a robust construction using premium copper, brass, and stainless steel materials. Copper and brass provide excellent thermal conductivity, allowing the thermostat to respond quickly to temperature changes, while stainless steel components add strength and corrosion resistance for extended service life. The high-flow design promotes efficient coolant movement, reducing hotspots and maintaining consistent engine temperatures.

Granatelli Motor Sports applies rigorous quality control and precision engineering to ensure each thermostat meets or exceeds OEM specifications. This results in a dependable cooling system component that withstands the rigors of both daily driving and high-performance applications.

Installation & Fitment

Designed as a direct replacement for factory thermostats, the Granatelli 180° Thermostat installs easily with no modifications required. It fits a broad range of Chrysler, Dodge, Jeep, and Ram vehicles equipped with HEMI engines from 2003 to 2025, including popular models such as the Chrysler 300, Dodge Charger, Dodge Challenger, Jeep Grand Cherokee, and Ram 1500/2500/3500 trucks.

Installation typically involves draining the cooling system, removing the old thermostat and gasket, and installing the new thermostat in the correct orientation. Always consult your vehicle’s service manual for detailed instructions and torque specifications.

What's Included

• One Granatelli 180° Thermostat (Part #43080T)

Ideal For

This thermostat is ideal for enthusiasts and owners seeking a reliable, high-quality cooling system upgrade or replacement for their HEMI-powered Chrysler, Dodge, Jeep, or Ram vehicles. It is especially suited for those who demand consistent engine temperature control during spirited driving, towing, or heavy-duty use, including Hellcat and TRX models.

Fitment Summary

• 2003–2024 Chrysler 300 5.7L HEMI
• 2012–2014 Chrysler 300 6.4L 392
• 2004–2024 Dodge Durango 5.7L HEMI
• 2018–2025 Dodge Durango 6.4L 392
• 2021–2025 Dodge Durango 6.2L Hellcat
• 2005–2008 Dodge Magnum 5.7L HEMI
• 2006–2008 Dodge Magnum 6.1L SRT8
• 2005–2010 Chrysler 300C 5.7L HEMI
• 2006–2010 Chrysler 300C 6.1L SRT8
• 2006–2010 Dodge Charger 6.1L SRT8
• 2006–2023 Dodge Charger 5.7L HEMI
• 2012–2023 Dodge Charger 6.4L 392
• 2008–2010 Dodge Challenger 6.1L SRT8
• 2009–2023 Dodge Challenger 5.7L HEMI
• 2011–2023 Dodge Challenger 6.4L 392
• 2015–2023 Dodge Challenger 6.2L Hellcat
• 2015–2023 Dodge Charger 6.2L Hellcat
• 2005–2010 Dodge Ram 5.7L HEMI
• 2011–2024 Ram 1500 5.7L HEMI
• 2021–2024 Ram 1500 6.2L TRX
• 2011–2025 Ram 2500 5.7L HEMI
• 2014–2025 Ram 2500 6.4L 392
• 2014–2025 Ram 3500 6.4L 392
• 2005–2024 Jeep Grand Cherokee 5.7L HEMI
• 2006–2010 Jeep Grand Cherokee 6.1L SRT8
• 2012–2014 Jeep Grand Cherokee 6.4L SRT
• 2015–2021 Jeep Grand Cherokee 6.4L SRT
• 2018–2021 Jeep Grand Cherokee 6.2L Trackhawk

Granatelli Motor Sports develops performance parts for racers and enthusiasts, with a lineup that spans ignition components, exhaust cutouts, boost-control hardware, and billet accessories. The brand is built around practical, track-minded upgrades that help sharpen response and support higher-performance builds across a wide range of platforms.