Cobb TCM (Transmission) Software Upgrade for NIS-005/007 Owners
For those of you who purchased the Cobb ECU Only Accessport (Part # NIS-005 or NIS-007), TCM Flashing Capability can be remotely added to your existing Accessport.
We will send you an unlock file via email, which will upgrade you to a NIS-006 or NIS-008 Accessport.
NIS-006 is for 2009-2014 GTR.
NIS-008 is for 2015-2018 GTR.
We will need your Cobb Accessport Serial # in order to upgrade your software.
|Model of Cobb to be upgraded||
NIS-005 (09-14 GTR), NIS-007 (15-18 GTR)