The COBB AccessPORT V3 for Nissan GT-R with TCM support is a vehicle-specific handheld programmer listed for 2009–2014 GT-R models. In addition to standard AccessPORT features, this V3 variant includes explicit TCM support as noted in the description, allowing access to both engine and transmission calibrations where COBB’s TCM functionality is provided for the listed GT-R applications.
Cobb 09-14 Nissan GT-R AccessPORT w/ TCM Support V3