Spoon Sports Rigid Collar - Nissan March K13 - Rear 52321-S5T-J01 Similar to Skunk2’s already popular

Similar to Skunk2’s already popular Pro Series Titanium Retainers

660cc displacement has a small absolute intake flow rate

Compatible with RCM Unequal and Equal length exhaust manifolds

non welded one-piece structure made using a lost-wax casting method

They can also be used when a top feed conversion kit has been fitted

Spoon Sports Rigid Collar - Nissan March K13 - Rear 52321-S5T-J01 Similar to Skunk2’s already popularDeveloped 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