Spoon Sports Rigid Collar - Honda Civic Si FE1 - Full Kit Panel Filters 45111FC310

45111FC310

and RBB bolt patterns

System 4 spacers are hubcentric bolt on items that are attached to the hub using supplied nuts

the flow rate and flow velocity are sufficient

This is to remove the plastic adapter usually found on the PVC system

Spoon Sports Rigid Collar - Honda Civic Si FE1 - Full Kit Panel Filters 45111FC310Developed 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