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Real experience
We test before we recommend.
PRODUCT DESCRIPTION
BMW S54 S54B32 ITB Adapter - Adapter for M50 or M52 engine - M50B25, M52B28 (M52TU/M54 to M50 with modified intake ports). High-performance ITB adapter for your M52TU/M54 engine.
Now you can connect the S54 ITB to your M50/M52 (and M52TU/M54) engine.
Direct installation on M50 or M52 engines (non-VANOS or single VANOS) + M52TU/M54. **Can be used with M52TU/M54 engines with modified M50-style intake ports (higher airflow). 100% CNC machined parts - Made in the EU. Lightweight aluminum product - Monoblock construction. The correct adapter angle allows the use of the S54 OEM airbox (the hood closes without issues). The modification combined with proper ECU tuning will improve the entire performance range of your engine. Much better throttle response from your engine. Gaskets and installation screws included. The ITB shown in the picture is not included; you are purchasing only the CNC milled adapter. Every product has been tested for quality, because our product must be perfect...










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
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We test before we recommend.
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We help you choose the right part.
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Only trusted manufacturers.
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Before and after the purchase.
+10 years
of passion for drifting
+30.000
available products
+5.000
satisfied customers
24/7
passion for motoring
Each product indicates compatible models in the product description. If you have any questions, you can contact us and we will help you choose your best option.
-If the product is in stock, the usual delivery time is 2 to 5 working days.
-If the product is out of stock, the delivery time is 7 to 15 working days.
All our products come with the manufacturer's official warranty and comply with current regulations.
Yes. We ship orders to Spain and most European countries using specialized transport agencies.
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Shipping costs depend on the type of product, its weight, dimensions, and the destination country. In most cases, the amount is calculated automatically during the checkout process before the order is finalized.
For some products, especially large items or those with special characteristics, shipping costs may require a manual review. If the amount shown does not match the actual shipping cost, we will contact you before processing the order to inform you of the final cost and request your confirmation before proceeding. We will never charge any additional fees without your authorization.