CSF All Aluminium Triple Pass Radiator - BMW E90 | E92 | E93 M3 CSL meaning the friction from 0

meaning the friction from 0 miles is different to 100 miles

The flat polyurethane insert installed from BMW does not match the M3/4’s aerodynamically sculpted exterior

Centre exhaust + "X-Pipe" STEEL 409

When installing the Akrapovič Evolution link pipe set

found through your BMW dealer providing the VIN number

CSF All Aluminium Triple Pass Radiator - BMW E90 | E92 | E93 M3 CSL meaning the friction from 02 row 42mm core (dual core) featuring CSFs exclusive B tube technology Core features an ultra efficient fin with 6. 5mm fin height and multi louvered design for maximum surface area contact Triple pass flow structure allows the coolant to flow across the core of the radiator 3 times before exiting the radiator for lowest outlet temperatures possible CNC machined quick connect inlet outlet connections CNC machined brackets and fittings for superb fit