Upgrade from your stock heat exchanger to the MAD front mount heat exchanger
Give your BMW the reliability it deserves by upgrading to the MAD B46 B48 B58 heat exchanger.
The MAD cooler is significantly larger than the stock unit, offering a noticeable improvement over the small top mount currently on the car.
Larger than stock
high quality core with a high fin density
Direct fit, no modification needed
B48, B46 & B58 models (F chassis only, 1/2/3/4) Rwd only