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OE Quality
60-Day Returns
MahlePart #: C33399
Mahle C33399 Engine Coolant Pipe O-Ring
⚙️ 43 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$10.17Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
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🛡️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
📦Engine Coolant Outlet O-Ring
🚗Fitment: Ford and Lincoln, Expedition, F-150, F-250 Super Duty, F-350 Super Duty, and Navigator
🔄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 Pipe O-Ring options
Mahle C33399 Engine Coolant Pipe O-Ring
| Brand | Mahle |
| Part Number | C33399 |
| Position | Engine Coolant Outlet O-Ring |
| Material | Molded rubber |
| Color | Black |
| Inside Diameter | .862 |
| Thickness | .144 |
| Additional Package Contents | Contains coolant hose to degas bottle o-ring |
| Item Grade | Oem standard |
| O-Ring Material | Molded rubber |
| O-Ring Type Height - Thickness (in) | .144 inches |
| O-Ring Type Width - Cross Section (in) | .862 inches |
| Package Quantity | 1 |
This part fits 43 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2023 | Ford | Expedition | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2023 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2023 | Lincoln | Navigator | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2022 | Ford | Expedition | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2022 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2022 | Ford | F-250 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2022 | Ford | F-350 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2022 | Lincoln | Navigator | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2021 | Ford | Expedition | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2021 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2021 | Ford | F-250 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2021 | Ford | F-350 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2021 | Lincoln | Navigator | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2020 | Ford | Expedition | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2020 | Ford | F-150 | 5.0L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2020 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2020 | Ford | F-250 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2020 | Ford | F-350 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2020 | Lincoln | Navigator | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2019 | Ford | Expedition | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2019 | Ford | F-150 | 5.0L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2019 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2019 | Ford | F-250 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2019 | Ford | F-350 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2019 | Lincoln | Navigator | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2018 | Ford | Expedition | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2018 | Ford | F-150 | 5.0L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2018 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2018 | Ford | F-150 | 2.7L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2018 | Ford | F-250 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2018 | Ford | F-350 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2018 | Lincoln | Navigator | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Engine Coolant Outlet O-Ring |
| 2017 | Ford | F-150 | 5.0L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2017 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2017 | Ford | F-150 | 2.7L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2017 | Ford | F-250 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2017 | Ford | F-350 Super Duty | 6.2L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2016 | Ford | F-150 | 5.0L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2016 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2016 | Ford | F-150 | 2.7L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2015 | Ford | F-150 | 5.0L | V8 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2015 | Ford | F-150 | 3.5L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
| 2015 | Ford | F-150 | 2.7L | V6 | N/A | Coolant Hose to Degas Bottle; Molded Rubber |
* 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:
FL3Z-8590-AFL3Z-8590-B
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.