I went digital and got the exhaustmeister. You can set the remote to use one of the rear view mirror buttons to open and close the valves.
http://exhaustmeister.com/
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Full Vorsteiner Aero Kit, ADV5.0 M.V2 CS rims, KW HAS kit, M Performance Exhaust w/ CF tips, CF Mirror Caps, CF Gear Selector Lever, CF Side Marker Gills, CF Front Grill, Dinan CF Intake, AFE CF Engine Cover, Stage II Dinan Tune, Exhaustmeister, Internal Escort 9500ci + Laser Shifters, Photosync window tint 65% windshield 35% windows, Full PPF xpel ultimate wrap, RK Autowerks noncatted DPs, reflector delete, various coding