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Up to 15% offVendor:GSC Power DivisionGSC P-D Nissan RB26DETT Extreme Shimless Conical Valve Spring & Ti Retainer Kit (Max Boost PSI 90)
Regular price $994.80Sale price $994.80 Regular priceUnit price per$1,170.35You Save $175.55! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Nissan VQ35 Extreme Conical Valve Spring Titanium Retainer and Spring Seat Kit
Only 2 leftRegular price $845.75Sale price $845.75 Regular priceUnit price per$995.00You Save $149.25! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Nissan VQ35 High Pressure Conical Valve Spring Titanium Retainer and Spring Seat Kit
Regular price $778.60Sale price $778.60 Regular priceUnit price per$916.00You Save $137.40! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Nissan VQ35 Conical Valve Spring and Titanium Retainer Kit
Regular price $778.60Sale price $778.60 Regular priceUnit price per$916.00You Save $137.40! -
Up to 15% offVendor:GSC Power DivisionGSC P-D 4G63T .035in over OEM Chromoly CNC Spring Seat (SINGLE)
Regular price $3.18Sale price $3.18 Regular priceUnit price per$3.74You Save $0.56! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Porsche GT3 Cup 996/997 Intake/Exhaust Valve Guide Standard Style +.003in OD - Single
Only 19 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Porsche GT3 CUP 996/997 Manganese Bronze STD Style Intake/Exhaust Valve Guide - Single
Only 7 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota G16E +.003in Oversize OD Manganese Bronze Exhaust Valve Guide Stopper Style- Single
Only 12 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota G16E +.001in Oversize OD Manganese Bronze Exhaust Valve Guide Stopper Style - Single
Only 12 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota G16E STD Manganese Bronze Exhaust Valve Guide Stopper Style - Single
Regular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota G16E +.003in Oversize OD Manganese Bronze Intake Valve Guide Stopper Style - Single
Only 12 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota G16E +.001in Oversize OD Manganese Bronze Intake Valve Guide Stopper Style - Single
Only 12 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota G16E Manganese Bronze Intake Valve Guide Stopper Style - Single
Only 1 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota 2JZ +.003in Oversize OD Manganese Bronze Exhaust Valve Guide Stopper Style - Single
Only 18 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14! -
Up to 15% offVendor:GSC Power DivisionGSC P-D Toyota 2JZ STD Manganese Bronze Exhaust Valve Guide Stopper Style - Single
Only 2 leftRegular price $6.45Sale price $6.45 Regular priceUnit price per$7.59You Save $1.14!
Why Buy from FAST of West Chester?
This isn’t a warehouse — it’s a performance shop. At FAST of West Chester, every part we sell has been installed, tested, and pushed on real builds.
Led by Dave Brown, our team knows what works, what doesn’t, and what actually delivers results. No guesswork. No wasted money. Just proven performance.
Unlike large online retailers, our recommendations are based on hands-on experience with Subaru, JDM, and performance platforms — ensuring every part we offer delivers reliable performance, fitment, and results.