GSC Power-Division Single Exhaust Valve Guide (STD) Set of 12 (gsc3031-12) 17195 Over 25 years of continual

Over 25 years of continual development refinement results in the world's very best systemfor the 996 community

Manufactured with over 15 years of carbon fiber expertise

30 clicks of independantly adjustable compression and rebound

4 2002 Dodge Grand Caravan Engine: 3

Incredible increase is sports car sound and turbo spool sound

GSC Power-Division Single Exhaust Valve Guide (STD) Set of 12 (gsc3031-12) 17195 Over 25 years of continualGSC has quite simply made a series of valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the industry with the best quality