Spoon Sports Rigid Collar - Honda ZR-V/e-HEV RZ3, RZ4, RZ5, RZ6 - Front QJUTSU It opens up the 4

It opens up the 4

and each part has been reinforced without neglect

This increases the effective cross sectional area thus enabling higher total mass air flow compared to standard velocity stacks

Optimized high flow structure without any restrictions inside the mufflers

Based on the data obtained from actual races

Spoon Sports Rigid Collar - Honda ZR-V/e-HEV RZ3, RZ4, RZ5, RZ6 - Front QJUTSU It opens up the 4Developed 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