B48/B46/N55/N20 › MAD BMW B46 B48 Front Mount Heat Exchanger 230 330 340 430 Image 1 of 3 Image 2 of 3 Image 3 of 3 MAD BMW B46 B48 Front Mount Heat Exchanger 230 330 340 430 $429.00 F Chassis Fitment only! 1/2/3/4 RWD Only Color: Select Color Black Silver Get notified by email when this product is in stock. Quantity: Add To Cart Added! F Chassis Fitment only! 1/2/3/4 RWD Only