CSF Cooling - Racing & High Performance Division BMW E39 M5 / 540i (MT) High-Performance All-Aluminum Radiator (7064) 1529 and installs directly onto the

and installs directly onto the vehicle over the factory piece

Hawk Performance HB442B

we did extensive real-world dyno testing comparing our header design to the factory header as well as some of the most popular headers on the market

The S197 chassis' stock lower control arms leave much to be desired and contribute to the inherent traction and wheel hop problems from the factory

CSF Cooling - Racing & High Performance Division BMW E39 M5 / 540i (MT) High-Performance All-Aluminum Radiator (7064) 1529 and installs directly onto theBMW E39 M5 540i (MT) High Performance All Aluminum Radiator. CSF manufactures the most advanced and efficient radiator in the industry for your E39 M5 540i. CSF uses innovative tube and fin technologies with industry leading testing methods to maximize airflow and heat dissipation. CSF has over 5 decades of experience manufacturing radiators. So when it comes to keeping your engine cool and your E39 M5 540i running at its best, a CSF High Performance