CSF 07-13 BMW M3 (E9X) High Performance Power Steering Cooler Roofs & Roof Accessories>Storage Racks Dual 4" Gloss Black Tips:

Dual 4" Gloss Black Tips: Finishing off this system are dual 4" diameter

The ultimate universal dual-pass cross flow heat exchanger is the ideal option for you custom project

These units come preset to factory settings and require no modification of turbocharger for a hassle-free installation

Improves airflow up to 62%

CSF 07-13 BMW M3 (E9X) High Performance Power Steering Cooler Roofs & Roof Accessories>Storage Racks Dual 4" Gloss Black Tips:The engineers at CSF know cooling. So when it comes to keeping your power steering fluid temps in check as you push your E9X M3 hard on the street or track, the CSF PS Cooler is the obvious choice. While often overlooked, your power steering system can become quite annoying if it overheats. As power steering fluid boils it gets bubbles in the system leading to sloppy steering response and a noisy pump. On top of that, you will need to replace your