Spoon Sports Rigid Collar - Honda Civic, HV, e-HEV EU1,EU3 - Front Turbosmart these Spec C heads are

these Spec C heads are the best choice to make sure you get the most from your new engine build

Complete set for one car

It can be installed externally or in-tank using optional hardware that is sold separately

These specifically work with models that have the auto window up/down function

The kit fits the FK8 platform and gives an immediate lift in throttle response and induction sound

Spoon Sports Rigid Collar - Honda Civic, HV, e-HEV EU1,EU3 - Front Turbosmart these Spec C heads areDeveloped 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