Skunk2 Tuner Series Honda/Acura (H22A/F20B) DOHC VTEC Alpha Valve Spring Set (Dual Springs) retain FIT: Genesis Coupe 10-13 Manual

FIT: Genesis Coupe 10-13 Manual Model

and color for this specific application

FIT: MAZDA 3 04-09 ALL MODEL

5 mm  / length : 52mm ( extra spring) Example: You can use the 5 psi or 10 psi spring alone or combine them up together for 15psi

Note: Adaptive suspensions requires Bypass module to turn off service light

Skunk2 Tuner Series Honda/Acura (H22A/F20B) DOHC VTEC Alpha Valve Spring Set (Dual Springs) retain FIT: Genesis Coupe 10-13 ManualManufactured exclusively from super clean, chrome silicone wire milled in Japan, Skunk2's Alpha Valve Springs for Honda's D series VTEC engines are a product of the company's years of racing and engine building experiences. Alpha Valve Springs are able to prevent valve float and maintain valvetrain stability at engine speeds in excess of 10,000 rpm. Skunk2 designs, develops, and tests its entire valvetrain lineup in house to ensure superior quality