| Spec | Engine | Kit Parts | Code No. | Price | Availability | Production Date | Detail | Remarks |
|---|---|---|---|---|---|---|---|---|
| STEP2 | SR20DET | Outer Valve Spring/Black Locker Arm Set/Valve Spring Retainer Set | 22010-AN002 | ☓ | * To be discontinued. | |||
| STEP3 | SR20DET | Lush Killer Kit/Outer Valve Spring/Inner Valve Spring/Black Locker Arm Set/Valve Spring Retainer Set/Stem Seal Set | 22010-AN001 | ☓ | * To be discontinued. Noise may be caused from NVCS unit at low speed due to spring load increase. |