Spoon Sports Rigid Collar - Mazda Capella Wagon GWEW - Full Kit Cams & Pulleys The Venturi effect holds air

The Venturi effect holds air speed in the inlet tract for sharper throttle response

Not only is the housing corrosion resistant

patent-pending water neck designs and throttle body flanges

Replacement becomes critical around 100

durability

Spoon Sports Rigid Collar - Mazda Capella Wagon GWEW - Full Kit Cams & Pulleys The Venturi effect holds airDeveloped 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