Tomei Adjustable Cam Gear Exhaust (LH) Subaru 2004-2007 STI / 2006-2014 WRX

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Adjustable Cam Gears allow fine tuning of the camshaft timing to maximize engine performance and tailor power characteristics for various driving conditions. Whether you have OEM or aftermarket Camshafts, adjustments can be made to tune an engine's power band to the optimum RPM range for a particular application.

This is for single AVCS cars and for the left hand side only. You will also need to purchase the right hand side to complete the installation.


  • Red finish
  • Made of Duralumin materials
  • Exhaust/LH location
  • Weighs 480 grams
  • Adjustable to retard or advance the timing
  • For LH - Subaru Single AVCS Motors 
  • Sold individually


  • 2006-2014 Subaru Impreza WRX
  • 2004-2007 Subaru Impreza WRX STI
  • 2004-2013 Subaru Forester XT
  • 2005-2012 Subaru Legacy GT
  • 2005-2009 Subaru Outback XT
  • 2006 Saab 9-2X Aero
  • 2004-2006 Subaru Baja Turbo

This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to