Maximum performance with the Wagner Tuning Competition water cooler kit for BMW. Prepare to take the performance of your BMW to a whole new level. Our Competition Water Cooler Kit is designed to push the limits of performance and give your vehicle unparalleled performance. The 2.0 liter B48B20 and the 3.0 liter B58B30M0 turbo engine of the BMW models are equipped with an indirect charge air cooling circuit that requires innovative cooling technology. Our upgrade water cooler takes advantage of a dedicated cooling water circuit to reduce cooling water temperature and improve charge air performance. Thanks to our high-performance competition racing mesh, the radiator volume of the standard water cooler is increased by an impressive 117%. This allows for maximum heat transfer while ensuring sufficient airflow for adjacent components such as the engine water cooler. Our water coolers are equipped with a thermally conductive anti-corrosion coating, which ensures a long-term and reliable cooling effect. Installation of the system is straightforward and almost plug & play with the help of our installation instructions. Get ready to optimize your driving dynamics and enjoy an exceptional driving experience. Don't miss the opportunity to exceed the performance limits of your BMW and enjoy the ultimate driving experience. The Wagner Tuning Competition Water Cooler Kit for the BMW B48 & B58 engine is plug and play suitable for the following models: BMW 1 Series F2x/F3x LCI from 09/2015 - 120i, 125i, M140(x)i BMW 2 Series F22/F23 LCI from 09/2016 - 220i, 230i, M240i BMW 3 Series F30/F31/F34/F35 LCI from 09/2014 - 320i, 330i, 340i BMW 4 Series F32/F33/F36 LCI from 03/2016 - 420i, 430i, 440i OEM water cooler dimensions: 576 mm x 495 mm x 27 mm V = 7.70 liters A = 2851 cm² Wagner Tuning water cooler dimensions: 524 mm x 468 mm x 68 mm V = 16.70 liters A = 2454 cm² part number 400001002