Warning! Installation of this Accessport over anything other than OEM or COBB software may result in ECU/TCU failure.
The Accessport is the world's best selling, most flexible, and easiest to use ECU upgrade solution for your Subaru Ascent. Unlock power hidden within the vehicle by replacing conservative factory settings with more aggressive calibrations. Follow our staged upgrade path with pre-loaded Off The Shelf (OTS) maps or use custom mapping for any modification level. It's the last engine management solution you'll ever need.
*Pictures used for marketing purposes only, actual product may vary
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