CSF BMW F9X X3M / X4M Performance Cooling Module (Heat Exchanger + Trans Cooler) steps Our team and our customers

Our team and our customers rate this system highly for its consistent fit

made from high carbon material for excellent thermal stability under repeated heavy braking

1M temperature sender

this road legal upgrade brings Remus’s renowned quality to your 1

Typical engines and trims covered include 318d

CSF BMW F9X X3M / X4M Performance Cooling Module (Heat Exchanger + Trans Cooler) steps Our team and our customersThe F97 X3M and F98 X4M are powered by the same S58 engine found in the G8X M3, M4, and M2. These SUVs are capable of massive power and incredible speeds. However, they stuffer from the same heat issues as their Sedan and Coupe cousins. CSF's Cooling Systems have become core upgrades for S58 owners, even ones keeping the engine mostly stock. Many owners have been upgrading their X3Ms and X4Ms with the CSF "Level Up" Charge Air Cooler Manifold for