2018-2023 BMW X3/X4 Coolant Hose / Line (RETURN) 64212637226
OEM Part #: 64-21-2-637-226 (64212637226)
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The exact part you’ll receive — not a stock photo.
$35.49
Used
Donor2019 BMW X4 · 2.0L · 82k miles
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Genuine OEM Used
SKU: 536632
Donor Vehicle: 2019 BMW X4 · 2.0L · 82k miles
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$35.49
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This used OEM BMW coolant return hose, part number 2637226 (also replaces 9354463), is for 2.0L turbocharged four-cylinder engines in X3 and X4 models. Also called a coolant line, it routes coolant back from the heater core or radiator to the engine. A cracked or leaking hose can cause coolant loss and overheating.
Specifications
| Fits Vehicle Model | X3, X4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 64-21-2-637-226 (64212637226) |
| Compatible OEM Part No | 9354463 |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 10 vehicle configurations across 1 make, 2018-2023.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 10 vehicle configurations — 10 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2019 | BMW | X4 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2022 | BMW | X3 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2020 | BMW | X3 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2021 | BMW | X4 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2019 | BMW | X3 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2021 | BMW | X3 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2022 | BMW | X4 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2023 | BMW | X4 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2020 | BMW | X4 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |
| 2018 | BMW | X3 | SUV | 2.0L l4 Turbo | For vehicles WITHOUT option code S536A |