£30.00
In stock
This high-quality boost temperature sensor is designed to deliver precise readings of the intake air temperature (IAT) entering your engine. Accurate air temperature data is essential for maintaining proper fuel delivery, ignition timing, and turbocharger efficiency—especially in high-performance or turbocharged BMW engines.
Precision Measurement: Provides accurate, real-time intake air temperature readings for improved engine management.
Enhanced Engine Performance: Helps maintain optimal air-fuel ratios under varying load and boost conditions.
Improved Fuel Efficiency: Accurate data allows the ECU to adjust fueling for better mileage and reduced emissions.
Built for BMW Engines: Specifically compatible with a wide range of BMW diesel and petrol engines, including N47, M57, N57, and more.
Durable and Reliable: Built to OEM standards for long-lasting performance under high-heat and high-pressure conditions.
Monitoring intake air temperature is crucial for turbocharged and supercharged BMW engines. Air temperature affects how much oxygen enters the combustion chamber—cooler air increases power, while hotter air can lead to knocking and reduced performance. This boost temperature sensor helps your ECU adjust in real time, maximizing both performance and reliability.
Perfect for stock replacements, performance upgrades, ECU tuning, and diagnostic purposes. Whether you’re restoring factory function or optimizing a tuned engine setup, this sensor ensures your BMW gets the data it needs to perform at its best.
For both your protection and ours, all items are security marked before dispatch.
For details regarding compatibility, shipping, returns, or what to do if your item arrives damaged, please refer to the Additional Information section on this page
Not sure if this part is the right fit for your BMW?
We’re happy to help! 
Simply email us at [email protected] with your vehicle registration or VIN, and we’ll quickly confirm compatibility before you order.
| Compatibility | 1 Series |
|---|---|
| Models | 114d, 116d, 118d, 118dx, 120d, 120dx, 125d, 218d, 220d, 220dx, 225d, 216d, 214d, 218dx, 223dx, 316d, 318d, 320d, 320dx, 318dx, 325d, 328dx, 330d, 330dx, 335dx, 328d, M340dx, 320Ld, 418d, 420d, 420dx, 425d, 430d, 430dx, 435dx, M440dx, 520d, 530d, 530dx, 535d, 535dx, M550dx, 518d, 520dx, 525d, 525dx, 540dx, 523dx, 640d, 640dx, 620d, 620dx, 630d, 630dx, 730d, 730dx, 740d, 740dx, 750dx, 730Ld, 740Ldx, 750Ldx, 740dx, 750dx, 840dx, 16d, 18d, 18dx, 20d, 20dx, 25dx, 23dx, 28dx, 30dx, 35dx, M40dx, M50dx, 25d, 40dx |
| Engine codes | N47N, N47S1, B37, B47, B37B B47D, B47L, B47P, N57N, N57Z, B47B, XD5O, B57P, XD5T, B57O, B57R, N57X, B57, B57S, B47O, B57T, B47F, B57Y |
| Shipping | Dispatched within 1 working day via a 48-hour courier service (tracked & insured). |
| Returns | We accept returns within 30 days of purchase. |
| Damaged Items | If your item arrives damaged, please contact us as soon as possible. To help us resolve the issue quickly, we ask that you: Take clear photos of the item, visible damage, original box, interior packaging, and shipping label Retain all original packaging, as it may be required for the claim process Refunds or replacements will be issued once the item is returned and inspected. |
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