Spoon Sports Rigid Collar - Subaru Forester SF5, SF9 - Front Radiators 4 Boosterjet Hybrid

4 Boosterjet Hybrid

map and compensate boost

Excellent cooling properties with minimal backpressure

encompassing twin "butterfly" valves in each tumbler housing to control air flow

shims and anti vibration washers

Spoon Sports Rigid Collar - Subaru Forester SF5, SF9 - Front Radiators 4 Boosterjet HybridDeveloped 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