Brian Crower Adjustable Cam Gears for Subaru EJ205/EJ257 (Set of 2) - Exhaust Side Only 2005-ford-mustang-esi8013735 Using a wideband air/fuel controller

Using a wideband air/fuel controller during the tuning process allows you to monitor AFR and adjust tuning parameters to optimize them for maximum power and efficiency

The ends are molded with a inner flat edge that creates a stop for a perfect and easy no-fuss install an further reliability

Utilizing factory style hangers and flanges this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation

Constructed from prepreg carbon fiber and Kevlar for strength and lightness

Brian Crower Adjustable Cam Gears for Subaru EJ205/EJ257 (Set of 2) - Exhaust Side Only 2005-ford-mustang-esi8013735 Using a wideband air/fuel controllerBrian Crower Adjustable Cam Gears for Subaru EJ205 EJ257 (Set of 2) Exhaust Side OnlyThis Part Fits: Year Make Model Submodel 2005 Saab 9 2X Aero 2002 2005 Subaru Impreza WRX 2004 2012 Subaru Impreza WRX STI 2007,2011 2012 Subaru Impreza WRX STI Limited 2010 Subaru Impreza WRX STI Special Edition