Mishimoto racing thermostat for the Volkswagen Golf GTI, Jetta, Beetle, Passat and Audi A4 / TT (1.8T and 2.0L). It activates at 180°F — lower than the ~189°F stock unit — letting coolant flow through the engine earlier to maintain cooler temperatures. Direct-fit replacement, backed by the Mishimoto Lifetime Warranty.
| Type | Racing thermostat |
| Activation Temp | 180°F (vs. ~189°F stock) |
| Engine | VW/Audi 1.8T / 2.0L |
| Warranty | Lifetime |
| Application | VW Golf GTI / Jetta / Beetle / Passat, Audi A4 / TT (see fitment) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2002 | Audi | A4 / A4 Quattro | Base / Avant |
| 2000-2006 | Audi | TT / TT Quattro | Base |
| 1998-2005 | Volkswagen | Beetle | GL / GLS / GLX / Turbo S |
| 1999-2006 | Volkswagen | Golf / GTI | GL / GLS / GTI 1.8T / 337 / 20th Anniversary |
| 1999-2015 | Volkswagen | Jetta | GL / GLS / GLI / TDI / S |
| 1998-2005 | Volkswagen | Passat | GL / GLS |
