HKS Suspension Error Canceller | 2017-2021 Honda Type R / Civic Si PDM_brake-rotors This keeps the interface quiet

This keeps the interface quiet over the life of the bushing -- a detail most budget polyurethane manufacturers skip

Accommodates stock coolant overflow tank

Well-engineered

if the white wire is connected to the headlamp power

500 RPM capability -- is paired with Stage 4 closed decking

HKS Suspension Error Canceller | 2017-2021 Honda Type R / Civic Si PDM_brake-rotors This keeps the interface quietHKS Suspension Error Canceller 2017 2021 Honda Type R Civic Si HKS Suspension Error Canceller Vehicles with electronic suspension control systems generate fault codes when aftermarket coilovers replace the factory dampers. The factory ECU monitors damper resistance through OEM shock absorbers when replaced with aftermarket units, the system throws a fault code. The HKS Error Canceller plugs into the factory suspension harness and provides the correct