Spoon Sports Rigid Collar - Nissan Bluebird/Sylphy KG11 - Rear Exedy If you run aftermarket cams

If you run aftermarket cams or have increased the rev limiter

Internal Neck Diameter (mm) Filter Height (mm) Filter Length (mm) Material Unit Quanity 52 78 78 x 112 Twin Layer Foam Body / Polymer Neck 4

Consistent cold air delivery via the carbon fibre front scoops and extensions

Dyno result:  +14hp @5200rpm and 21nm@ 3500rpm

Spoon Sports Rigid Collar - Nissan Bluebird/Sylphy KG11 - Rear Exedy If you run aftermarket camsDeveloped 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