HKS Single Valve Springs | 2003-2007 Mitsubishi Evolution VIII/IX (22001-AM001)

These HKS Valve Springs are specifically designed for the 4G63 with aftermarket camshafts! They will work great with all camshafts. They are also designed to allow higher revving than the stock valve springs. And as always, with HKS, you KNOW you are getting quality!