Spoon Sports Rigid Collar - Toyota GR Corolla GZEA14H - Rear HKS The CFD-optimized internal geometry flows

The CFD-optimized internal geometry flows well and lets you keep the OEM MAF sensor

protect the hub and reduce unsprung weight

These work the same way a conventional turbo blanket works where it retains heat from the object which in turn protects everything around it

and the backpressure is the same as the stock intercooler

Proven gains of 15-20 bhp over the OEM Toyota air box

Spoon Sports Rigid Collar - Toyota GR Corolla GZEA14H - Rear HKS The CFD-optimized internal geometry flowsDeveloped 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