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WalkerPart #: 245-1604
Walker 245-1604 Mass Air Flow Sensor
⚙️ 129 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$340.47Free 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
📦Sensor Only
🚗Fitment: BMW and Mini, 220i, 228i Gran Coupe, 228i xDrive Gran Coupe, 230i, 230i xDrive, 330e, 330e xDrive, 330i, 330i xDrive, 430i, 430i Gran Coupe, 430i xDrive, 430i xDrive Gran Coupe, 520i, 530e, 530e xDrive, 530i, 530i xDrive, 540d xDrive, 540i, 540i xDrive, 740i, 740i xDrive, 745e, 745e xDrive, 745Le xDrive, 840i, 840i Gran Coupe, 840i xDrive, 840i xDrive Gran Coupe, Cooper, Cooper Clubman, Cooper Countryman, M235i xDrive Gran Coupe, M340i xDrive, X1, X2, X3, X4, X5, X6, and X7
🔄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 Mass Air Flow Sensor options
Walker 245-1604 Mass Air Flow Sensor
| Brand | Walker |
| Part Number | 245-1604 |
| Position | Sensor Only |
| Color | Black |
| Terminal Type | Pin |
| Connector Quantity | 1 |
| Connector Shape | Oblong |
| Terminal Quantity | 4 |
| Connector Gender | Female |
This part fits 129 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2025 | BMW | 230i | 2.0L | L4 | N/A | Sensor Only |
| 2025 | BMW | 230i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2025 | BMW | 840i | 3.0L | L6 | N/A | Sensor Only |
| 2025 | BMW | 840i Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2025 | BMW | 840i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2025 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2025 | BMW | X4 | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 228i Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 230i | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 230i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 330e | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 330e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 330i | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 330i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 430i | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 430i Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 430i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 430i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | 840i | 3.0L | L6 | N/A | Sensor Only |
| 2024 | BMW | 840i Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2024 | BMW | 840i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2024 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2024 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | X3 | 2.0L | L4 | N/A | Sensor Only |
| 2024 | BMW | X4 | 2.0L | L4 | N/A | Sensor Only |
| 2024 | Mini | Cooper | 2.0L | L4 | N/A | Sensor Only |
| 2024 | Mini | Cooper Clubman | 2.0L | L4 | N/A | Sensor Only |
| 2024 | Mini | Cooper Countryman | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 228i Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 230i | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 230i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 330e | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 330e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 330i | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 330i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 430i | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 430i Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 430i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 430i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 530e | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 530e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 530i | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 530i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | 540i | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | 540i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | 840i | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | 840i Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | 840i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | X2 | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | X3 | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | X4 | 2.0L | L4 | N/A | Sensor Only |
| 2023 | BMW | X5 | 3.0L | L6 | N/A | Sensor Only |
| 2023 | BMW | X6 | 3.0L | L6 | N/A | Sensor Only |
| 2023 | Mini | Cooper | 2.0L | L4 | N/A | Sensor Only |
| 2023 | Mini | Cooper Clubman | 2.0L | L4 | N/A | Sensor Only |
| 2023 | Mini | Cooper Countryman | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 228i Gran Coupe | 2.0L | L4 | N/A | Incl.Seal; Sensor Only |
| 2022 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Incl.Seal; Sensor Only |
| 2022 | BMW | 230i | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 330e | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 330e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 330i | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 330i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 430i | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 430i Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 430i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 530e | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 530e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 530i | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 530i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | 540i | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 540i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 740i | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 740i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 745e xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 840i | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 840i Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 840i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | X1 | 2.0L | L4 | N/A | Incl.Seal; Sensor Only |
| 2022 | BMW | X2 | 2.0L | L4 | N/A | Incl.Seal; Sensor Only |
| 2022 | BMW | X3 | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | X4 | 2.0L | L4 | N/A | Sensor Only |
| 2022 | BMW | X5 | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | X6 | 3.0L | L6 | N/A | Sensor Only |
| 2022 | BMW | X7 | 3.0L | L6 | N/A | Sensor Only |
| 2022 | Mini | Cooper | 2.0L | L4 | N/A | Sensor Only |
| 2022 | Mini | Cooper Clubman | 2.0L | L4 | N/A | Sensor Only |
| 2022 | Mini | Cooper Countryman | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 228i Gran Coupe | 2.0L | L4 | N/A | Incl.Seal; Sensor Only |
| 2021 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 330e | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 330e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 330i | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 330i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 530e | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 530e xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | 745e xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2021 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | X1 | 2.0L | L4 | N/A | Sensor Only |
| 2021 | BMW | X2 | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | 220i | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | 330e | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | 330i | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | 330i xDrive | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | 520i | 2.0L | L4 | N/A | B48D Engine; Sensor Only |
| 2020 | BMW | 745e | 3.0L | L6 | N/A | Sensor Only |
| 2020 | BMW | 745e xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2020 | BMW | 745Le xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2020 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | M340i xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2020 | BMW | X1 | 2.0L | L4 | N/A | Sensor Only |
| 2020 | BMW | X2 | 2.0L | L4 | N/A | Sensor Only |
| 2020 | Mini | Cooper Clubman | 2.0L | L4 | N/A | Sensor Only |
| 2019 | BMW | 220i | 2.0L | L4 | N/A | Sensor Only |
| 2019 | BMW | 520i | 2.0L | L4 | N/A | B48D Engine; Sensor Only |
| 2019 | BMW | X1 | 2.0L | L4 | N/A | Sensor Only |
| 2019 | BMW | X2 | 2.0L | L4 | N/A | Sensor Only |
| 2018 | BMW | 220i | 2.0L | L4 | N/A | B48C Engine; Sensor Only |
| 2018 | BMW | 520i | 2.0L | L4 | N/A | B48D Engine; Sensor Only |
| 2018 | BMW | 540d xDrive | 3.0L | L6 | N/A | Sensor Only |
| 2018 | BMW | X1 | 1.5L | L3 | N/A | Sensor Only |
| 2017 | BMW | X1 | 1.5L | L3 | N/A | B38C Engine; Sensor Only |
* 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:
13628583496
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.