IAG Beehive Valve Spring and Titanium Retainer Set WRX 02-14 / STI 04-21 | IAG-ENG-3206 Sway Bars (Direct replacement of factory unit)

(Direct replacement of factory unit)

IMPROVED PORTED SHROUD DESIGN FOR SURGE RESISTANCE

** ONLY WORKS WITH SERIES II EXHAUST SYSTEMS

these shims are available from your local Nissan dealer in different thicknesses

IAG Beehive Valve Spring and Titanium Retainer Set WRX 02-14 / STI 04-21 | IAG-ENG-3206 Sway Bars (Direct replacement of factory unit)Product Fitment: 2002 2014 Subaru WRX 2004 2021 Subaru STI 2004 2013 Subaru Forester XT 2005 2012 Subaru Legacy GT Strengthen your valvetrain , RPM potential, and efficiency with the IAG Beehive Valve Spring and Titanium Retainer Setbuilt for aggressive performance without sacrificing reliability. Features: Reduces valvetrain weight by up to 68 grams vs. OEM components Supports higher RPM and boost levels than factory valve springs Ideal for street,