01
Real experience
We test before we recommend.
PRODUCT DESCRIPTION
Downpipe BMW X5 F15 M50d 2013-2018 (381 hp)
Pipe diameter: 88.9 mm
This downpipe is compatible with the factory-equipped catalytic converter version, in accordance with EURO 6 regulations.
The downpipe has the following connections:
- Lambda sensor connector - Two tubes for pressure sensor hose - Two connectors for temperature sensors - Reinforced mounting for increased rigidity
Original part number:
18308517205
This downpipe is made entirely of stainless steel (T304, X5CrNi18-10, 1.4301, AISI 304, 0H18N9). Each component is manufactured using CNC machining. The product has a 24-month manufacturer's warranty.










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
01
We test before we recommend.
02
We help you choose the right part.
03
Only trusted manufacturers.
04
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.
You can contact our team via WhatsApp, email, or our website's contact form.
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.