FAS 180° Hellcat Thermostat

The FAS 180° Hellcat Thermostat is a simple but effective upgrade for any Hellcat-powered vehicle. By opening earlier than the factory unit, this thermostat lowers coolant operating temperatures, reducing heat soak and helping your engine maintain consistent horsepower during spirited driving, track use, or dyno sessions.

Designed for direct fitment, this upgrade installs in minutes and provides a cost-effective way to improve thermal management across all Hellcat platforms.

Key Benefits:

• Lowers coolant operating temperature
• Reduces heat soak during high-performance use
• Improves consistency for dyno pulls and track passes
• Direct OEM-style fitment — no modifications required