Spoon Sports Rigid Collar - Honda Civic, HV, e-HEV EU1,EU3 - Front Turbosmart When we flow tested a

When we flow tested a conventional air filter design against the Skunk2 filter and used advanced CFD analysis program (below)

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Spoon Sports Rigid Collar - Honda Civic, HV, e-HEV EU1,EU3 - Front Turbosmart When we flow tested aDeveloped 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