Heat Exchanger Kit | BMW G90/G99 M5

CarBahn G90 BMW M5 High-Performance Heat Exchanger – F1 Cooling Technology CarBahn has engineered the largest and most thermally efficient heat exchanger available for the BMW G90 M5 , delivering a 40% increase in cooling capacity . Built with advanced Formula 1 heat exchanger technology , this system dramatically outperforms lower-cost aftermarket options while remaining significantly lighter than traditional race car units. As boost pressure increases, so does heat. The CarBahn heat exchanger is designed to reduce charge air temperatures , allowing you to run higher boost safely while unlocking more consistent horsepower. The gains are especially noticeable in summer and high ambient conditions , where heat soak often limits performance. When paired with CarBahn performance software , this upgrade provides enough safety margin that we back your engine and drivetrain with a factory-matching warranty —a level of confidence unmatched in the aftermarket. Key Benefits: 40% increase in cooling efficiency Advanced F1-derived heat exchanger design Lightweight yet highly durable construction Safely supports higher boost levels and horsepower gains Optimized performance in hot weather conditions Backed by CarBahn’s factory-matching warranty when combined with our software