Spoon Sports Rigid Collar - Subaru BRZ ZD8 - Front Powerflex The ProMax enclosed filter has

The ProMax enclosed filter has a modular design

Onboard Barometric Pressure Sensor

speed signal and RPM with the correct signal inputs

using an oil restrictor also enhances boost response by minimizing the windage of oil in the bearing

To make it even easier to use

Spoon Sports Rigid Collar - Subaru BRZ ZD8 - Front Powerflex The ProMax enclosed filter hasDeveloped by Spoon Sports, the Japanese Honda tuning specialists, Rigid Collars are precision machined aluminium rings that lock your subframe to the chassis. Factories drill the subframe bolt holes oversized so components drop in fast on the production line, and that clearance stays for the life of the car. It leaves the subframe sitting a fraction off centre, dulling steering response and letting vibration through the floor. Fit a set and the bolts