CSF BMW Z4/Toyota Supra High Performance Aux Cooler (G29/A90) 987.1 Cayman S Removing the primary catalyst and

Removing the primary catalyst and optimising the turbo outlet reduces pumping losses and allows the turbo to come on earlier and harder

quiet blow off substitute

smoothly formed tubing that minimises restriction and helps the turbos spool faster

OE-spec rear shock protection

No tools beyond basic hand tools in most cases

CSF BMW Z4/Toyota Supra High Performance Aux Cooler (G29/A90) 987.1 Cayman S Removing the primary catalyst andWhen it comes to high performance cooling, dont settle for aftermarket options that reuse the OEM plastic rock guard. The OEM rock guard is designed for the original radiator core and can block airflow when paired with aftermarket radiators, reducing cooling efficiency. CSF went beyond industry norms, redesigning its included detachable aluminium rock guard to maximize airflow while providing excellent protection against rocks and debris. Proven in