OE Quality
60-Day Returns
CalorstatPart #: TH5699.80J

Calorstat TH5699.80J Engine Coolant Thermostat
⚙️ 10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$27.40Free 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: Mercedes-Benz, 300D, 300SD, E300, and S350
🔄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 TH5699.80J Engine Coolant Thermostat
| Brand | Calorstat |
| Part Number | TH5699.80J |
| Sealing Flange Outside Diameter | 2.62 |
| Height Between Flanges | 1.2 |
| Type | Standard |
| Gasket Or Seal Included | Yes |
| Jiggle Pin Weep Hole | Yes |
| Seal Type | Gasket |
| Start to Open Temperature | 176.0 |
| Seal Material | Rubber |
| 9813 | 1.65 |
| 9841 | 1 |
| 9844 | 1 |
| 9852 | 1 |
| 9943 | Yes |
| By-Pass Valve Diameter | 42.0 |
| Height Shoulder | 8.1 |
| Height, By-Pass Side | 30.5 |
| Valve-Seat Diameter | 66.6 |
| With | Locating lug |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1999 | Mercedes-Benz | E300 | 3.0L | L6 | N/A | Vernet is an OE Supplier to Mercedes |
| 1998 | Mercedes-Benz | E300 | 3.0L | L6 | N/A | Vernet is an OE Supplier to Mercedes |
| 1995 | Mercedes-Benz | S350 | 3.4L | L6 | N/A | Vernet is an OE Supplier to Mercedes |
| 1994 | Mercedes-Benz | S350 | 3.4L | L6 | N/A | Vernet is an OE Supplier to Mercedes |
| 1993 | Mercedes-Benz | 300D | 2.5L | L5 | N/A | Vernet is an OE Supplier to Mercedes |
| 1993 | Mercedes-Benz | 300SD | 3.4L | L6 | N/A | Vernet is an OE Supplier to Mercedes |
| 1992 | Mercedes-Benz | 300D | 2.5L | L5 | N/A | Vernet is an OE Supplier to Mercedes |
| 1992 | Mercedes-Benz | 300SD | 3.4L | L6 | N/A | Vernet is an OE Supplier to Mercedes |
| 1991 | Mercedes-Benz | 300D | 2.5L | L5 | N/A | Vernet is an OE Supplier to Mercedes |
| 1990 | Mercedes-Benz | 300D | 2.5L | L5 | N/A | Vernet is an OE Supplier to Mercedes |
* 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:
004203097509698102642.109.802.136.80.319251-180281.804118.804176.804176.80D6012000115602200001560320000156052030075606203017560620304756062090175819969A0042030975A6012000115A6022000015A6032000015A6052030075A6062030175A6062090175TH12680TH12680G1TX 29 80DVT281.80
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.