SKU: MMWHS-32-BK | UPC: 748354804829
Mishimoto Water Temp. Sensor Adapter 32mm Black – Universal Fit
The Mishimoto water temperature sensor adapter installs directly into 32mm ID radiator hoses for placement of the sensor in the coolant flow path. This setup delivers precise temperature readings to monitor engine conditions accurately and avoid overheating issues. Compatible with a wide range of performance vehicles using 32mm hoses it clamps securely between hose sections.
Key Features
- Aluminum Construction: High-strength billet aluminum resists corrosion and withstands high-pressure coolant systems for long-term reliability.
- Black Anodized Finish: Durable powder-coated black finish resists wear and blends seamlessly with blacked-out engine bays.
- 32mm Hose Compatibility: Precision barbs grip 32mm inner diameter radiator hoses tightly preventing leaks under boost or high heat.
- 1/8 NPT Bung: Threaded port accepts standard water temperature sensors gauges or ECU inputs for real-time data logging.
- In-Line Sensor Placement: Positions sensor directly in coolant stream for faster more accurate readings than stock thermostat housing locations.
Product Notes
- Hose clamps and temperature sensor sold separately.
- Measure hose inner diameter to confirm 32mm fit before installation.
- Compact design fits tight engine compartments without modifications.
Installation Notes
- Professional installation recommended.
- Cut 2 inch hose section insert adapter barbs and secure with worm gear clamps.
- Compatible with silicone or rubber radiator hoses includes O-ring seal.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | – | Vehicles with 32mm ID Radiator Hoses | All |
| 2002-2007 | Subaru | Impreza | WRX STI |
| 1999-2003 | Honda | S2000 | AP1 |
| 2003-2008 | Nissan | 350Z | All |
| 1990-2005 | Mazda | Miata MX-5 | All |
Why Choose Mishimoto?
- Proven direct-fit design tested in real-world racing applications.
- Billet CNC-machined components ensure leak-free performance.
- Lifetime warranty covers manufacturing defects for peace of mind.
Frequently Asked Questions
- Q: Will this adapter fit my radiator hose?
A: Designed specifically for 32mm inner diameter hoses common on many performance imports use a caliper to verify ID before purchase. - Q: What type of sensor works with the bung?
A: Accepts any standard 1/8-27 NPT water temperature sensor including those for AutoMeter AEM Defi or ECU applications. - Q: How difficult is the install process?
A: Basic tools required drain coolant cut hose insert adapter and clamp completes job in under 30 minutes professional help advised for first-timers.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective box 5.8 x 4.1 x 1.5 inches
- Weight: 0.1 lbs





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