EJ20 WRX STi Non-AVCS (Version 5-6)
KVS109-STi High Performance Valve Spring Set
SUBARU EJ20/25 High performance 'PACALOY' valve spring set. 'Drop in fit' on the OEM retainer.
USD $305.00
KVS1847-BT High Performance Beehive Valve Spring & Titanium Retainer Kit
SUBARU EJ20/25 2000- Current. Ovate wire, PACALOY Beehive valve spring set with Titanium retainers.
USD $620.00
