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The GSC P-D valve spring kit for VQ35DE applications supplies single valve springs with titanium retainers intended for valvetrain upgrades where those components are specified. It’s presented as a targeted replacement kit to support higher-revving or modified engines that require stronger valve control. Confirm compatibility with your VQ35DE build and valve train before purchasing.
GSC P-D VQ35DE Single Spring w/ Titanium Retainer Valvetrain Kit
