OE Quality
60-Day Returns
CalorstatPart #: TH5973.80J

Calorstat TH5973.80J Engine Coolant Thermostat
⚙️ 36 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$25.27Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Volkswagen, Corrado, EuroVan, Golf, Jetta, and Passat
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Engine Coolant Thermostat options
Calorstat TH5973.80J Engine Coolant Thermostat
| Brand | Calorstat |
| Part Number | TH5973.80J |
| Sealing Flange Outside Diameter | 2.63 |
| Height Between Flanges | 1 |
| Type | Standard |
| Gasket Or Seal Included | Yes |
| Jiggle Pin Weep Hole | Yes |
| Seal Type | O-ring |
| Start to Open Temperature | 176.0 |
| Seal Material | Rubber |
| 9813 | 1.14 |
| 9841 | 1 |
| 9844 | 1 |
| 9852 | 1 |
| 9943 | Yes |
| By-Pass Valve Diameter | 29.0 |
| Height Shoulder | 7.5 |
| Height, By-Pass Side | 25.5 |
| Valve-Seat Diameter | 67.0 |
| With | Rubber valve |
This part fits 36 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2004 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2004 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2003 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2003 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2002 | Volkswagen | EuroVan | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2002 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2002 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2001 | Volkswagen | EuroVan | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2001 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2001 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2000 | Volkswagen | EuroVan | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2000 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 2000 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1999 | Volkswagen | EuroVan | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1999 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1999 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1998 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1998 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1997 | Volkswagen | EuroVan | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1997 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1997 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1997 | Volkswagen | Passat | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1996 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1996 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1996 | Volkswagen | Passat | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1995 | Volkswagen | Corrado | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1995 | Volkswagen | Golf | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1995 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1995 | Volkswagen | Passat | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1994 | Volkswagen | Corrado | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1994 | Volkswagen | Jetta | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1994 | Volkswagen | Passat | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1993 | Volkswagen | Corrado | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1993 | Volkswagen | Passat | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
| 1992 | Volkswagen | Corrado | 2.8L | V6 | N/A | Vernet is an OE Supplier to Volkswagen |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
0052032975075121113D075121113E101879910322491153172714511532243126115322441511153224619911532246825121921219313380761338082133809117898182922.113.802.413.80.312398.794123.804123.80D4237.804237.80D53500535576050911081997282006482042890509110905116289054165995VW8488AAA0052032975STC2195STC3338TH09180TH09180G1TX 38 80DVT398.79
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.