Ferrea Dual Valve Spring Kit for Evo X (KT4014) APR Tuning Overall Thickness 4

Overall Thickness 4

HKS Oil Pan will be a large opening of the transmission case

• Precision Shim System

The STM GM Air Intake Temperature Sensor Kit includes an aluminum weld-on bung for your pipe

Ferrea Dual Valve Spring Kit for Evo X (KT4014) APR Tuning Overall Thickness 4Ferrea dual valve spring kit for the 4B11 Evo X includes a full set of 16 dual springs, titanium retainers, seat locators and valve locks. Vehicle Fitment: 2008 2015 Evolution X Includes: (16) Dual Springs (S10018) (16) Titanium Retainers (E11089) (16) Seat Locators (SL1096) (16) Valve Locks (K10091) More Info: Ferrea valve springs are heat treated and stress relieved, which dramatically increases the spring's life. These provide the stability needed