Spoon Sports Rigid Collar - Honda Vezel, e-HEV RV3,RV4,RV5,RV6 - Front 39381-T60-G01 The billet barb fitting is

The billet barb fitting is of the correct diameter to allow the right flow rate around cylinder 4 to cool without over cooling

enhancing the efficiency and longevity of the GT-R’s factory turbochargers

PHEV GSU30W

Bore diameter: ϕ66

Designed to use the OEM K20 starter motor

Spoon Sports Rigid Collar - Honda Vezel, e-HEV RV3,RV4,RV5,RV6 - Front 39381-T60-G01 The billet barb fitting isDeveloped 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