Spoon Sports Rigid Collar - Nissan Skyline 400R RV37 - Front SuperPro Engineers obsess over every detail

Engineers obsess over every detail looking for the slightest advantage to shave fractions of a second off of lap times

however ECU tuning is necessary to fully take advantage of the extra adjustment range

This construction ensures a tighter

Designed for K-Swapped vehicles

Spoon Sports Rigid Collar - Nissan Skyline 400R RV37 - Front SuperPro Engineers obsess over every detailDeveloped 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