Originally Posted by 4ST-AIR
Your Subaru dealer will not smooth anything out by tuning, thats what our Protunes are for. They will simply load the OEM ECU parameters. Dealers are not allowed to load anything other than SOA mappings. They can scan and look for updates for your car but thats it.
In some cases (07 STI etc) I believe they have updated maps that they can load that are revised to address specific problems if a customer is complaining, i.e. jerking/bucking throttle, etc.