Spoon Sports Rigid Collar - Suzuki Alto Works HA36S (4WD) - Front clearance20 Optimized airflow: The Ø57mm design

Optimized airflow: The Ø57mm design ensures smooth airflow

The biggest gain the bypass manifold provides is the reduction of parasitic Helmholtz resonance

- 02-06 UKDM/EDM Civic Type R K20A (NPQ3)

Stock Engine Test Vehicle Spec

we believe the recipe for a perfect part is the result of an elegant balance of form and function

Spoon Sports Rigid Collar - Suzuki Alto Works HA36S (4WD) - Front clearance20 Optimized airflow: The Ø57mm designDeveloped 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