Rigid Collar (Front) - SUBARU WRX STI CL7 This reflash was tested on

This reflash was tested on a mechanically stock 2007 RDX

Available in :

Does not come with O2 Fix (O2 simulator) and donut gasket

Removing the stock ECU is fairly involved

Many built in calibrations for common engine combinations

Rigid Collar (Front) - SUBARU WRX STI CL7 This reflash was tested onInserts into the subframe mounting holes to fill the 2mm gap around the bolts to provide a tighter fit. Prevents subframe from moving and rattling under load. Reduces wobble of the steering wheels with uneven pavement. Sharpens suspension feel and increases chassis rigidity. Subaru Exiga YA5 Applied A EJ20 (06 2008 08 2009) Subaru Exiga YA5 Applied B EJ20 (09 2009 07 2010) Subaru Exiga YA5 Applied C EJ20 (08 2010 06 2011) Subaru Exiga YA5 Applied D