GSC 4B11 Evo X Valve Stem Seals (1010) Moroso black -AN fittings and lightweight

black -AN fittings and lightweight Vibrant nylon hose line finish the piece

Even though this core is capable of flowing 875 HP we suggest using it on cars producing 800 and less

This material is easily contaminated and subject to stress corrosion

STM-EVOX-O2DP-RC

(1) 10MMX1

GSC 4B11 Evo X Valve Stem Seals (1010) Moroso black -AN fittings and lightweightGSC Power Division viton valve stem seals for the 4B11 Evo X models. Includes a full set of 16 valve stem seals. These are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance engines. Vehicle Fitment: Mitsubishi 4B11T 2008 2015 Evolution X Includes: (16) Seals See more GSC Products