HKS Valve S/P Set Inner-shim 3SG Tesery Official Store Straight-through design optimized for forced

Straight-through design optimized for forced induction applications

Carry-On Approved: No more baggage claim delays—this TSA-friendly size lets you keep your gear close

Hard panel construction with chrome housing and clear corner lenses

It operates independently from factory controls

HKS Valve S/P Set Inner-shim 3SG Tesery Official Store Straight-through design optimized for forcedHKS valve springs are stiffer springs specifically designed for use with HKS camshafts. As valve train dynamics change with the use of high performance cam profiles and greater lift, stiffer valve springs are needed to optimize valve movement. When changing to a high lift cam, stock springs cannot match the increased valve train movement. Therefore HKS engineered valve springs that are precisely matched to the characteristics of HKS camshafts. A