Spoon Sports Rigid Collar - Honda Civic, HV, e-HEV FC1,FK7 - Front Transmission Max flow rate per airbox

Max flow rate per airbox up from 620 CFM (Stock) to 736 CFM (Eventuri)

then carefully and meticulously completed with a highly polished finish

Our Plug & Play kit gets rid of the need for this process

but the trade-off is that the entire wheel will be heavier

Bottom of Radiator - 90 Degree Fitting

Spoon Sports Rigid Collar - Honda Civic, HV, e-HEV FC1,FK7 - Front Transmission Max flow rate per airboxDeveloped 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