Overview
Upgrade your engine's cooling performance with our Performance High Flow Thermostat. Specifically designed to suit Hemi 6 & Slant 6 engines, this thermostat boasts a true "High Flow" design that allows for up to 50% more coolant flow than standard thermostats. This not only reduces engine warm up times, but also ensures better engine cooling and performance when it is needed most.
- True "High Flow" design
- Suits higher performance engines
- Wider opening allows up to 50% more coolant flow
- Reduces engine warm up times
- Jiggle valve allows trapped air in the cooling system to escape
- Made of stainless steel with enlarged openings to provide increased flow
- Triple-bridge design increases strength, stability and reliability
- Bypass valve allows a small amount of coolant to circulate before fully opening
At Hemi Performance, we are Chrysler Valiant automotive specialists and this Performance High Flow Thermostat is just one of the many quality auto spare parts we offer. Upgrade your engine's cooling performance today!
Customer Reviews
- Excellent part works really well By Michael (posted on 4/09/2026)
- Excellent part works really well
Additional Information
| SKU | 21899 |
|---|---|
| Part Type | Thermostat |
| Section | Thermostats & Housings |
| Department | Cooling, Heating & Air-Con |
| Sale Unit | Each |