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GSC Power-Division Intake Valve Guides Stopper Style - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI) Subaru-Outback-2025HIGHLIGHTS: Stopper style to avoid getting pushed in too far Durable bronze construction Complete set for the intake side GSC Power Division Intake Valve Guides Stopper Style SPECS: Made from true C67410 Manganese Bronze Turned on a dedicated precision CNC turning center Stopper style Sold as a complete set for the intake side GSC HAS THE RIGHT INGREDIENTS WHEN IT'S TIME TO SERVICE THE HEADS ON YOUR SUBARU For those of you rebuilding your heads in
60mm mandrel-bent piping — full diameter maintained
especially on newer vehicles with suspension components in good condition
Bypass valve ensures oil flow in situations of excessive filter element flow restriction
The T2 slot increases the number of exit points
A skid-resistant surface
Designed to provide a stiffer yet comfortable ride and aggressive stance
Simple solution
weld-on flange
The Invidia N1 is consistently the exhaust we recommend to GR WRX/STI owners who want a system that sounds right without becoming a liability on the street
Front location only
Fuel rails will come in the black finish
ensuring you get the most out of every race or track day
US$ 133.40
US$ 145.99
US$ 161.79
US$ 161.79