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The HKS 14.2 PSI (1.0 bar) purple wastegate spring is specified for use in standard and racing wastegates to raise boost to the listed valve threshold. It provides a higher spring curve than many stock springs and is intended as a direct replacement component for compatible wastegate housings. This HKS spring is supplied in the purple 14.2 PSI calibration for enthusiasts requiring that boost reference.
HKS 14.2 PSI/1 Bar Purple Wastegate Spring for Standard/Racing Wastegates
