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OE Quality
60-Day Returns
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SKPPart #: SK121259
SKP SK121259 Engine Coolant Thermostat Housing
⚙️ 22 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$56.00Free 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: Ford and Mercury, Explorer, Explorer Sport Trac, and Mountaineer
🔄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 Housing options
SKP SK121259 Engine Coolant Thermostat Housing
| Brand | SKP |
| Part Number | SK121259 |
| Material | Metal - aluminum |
This part fits 22 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2010 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2010 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2010 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2009 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2009 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2009 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2008 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2008 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2008 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2007 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2007 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2007 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2006 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2006 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2005 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2005 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2004 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2004 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2003 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2003 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2002 | Ford | Explorer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
| 2002 | Mercury | Mountaineer | 4.0L | V6 | N/A | w/ Cover; Metal Housing; Aluminum; w/ One Sensor |
* 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:
2L2E9K478BA2L5E9K478BA
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.