If I recall all you have to do is on the JB4 app, register with a new email address and password and it should let you in. I purchased the
If I recall when I had my JB4, all you have to do is have your customer purchase the JB4 app, then open the app register and enter his email...
You will have to look at your ECU date as you may not be able to tune with MHD if your ECU date is after 6/2020. Your best option will be to go with JB4.
I haven't had any issues with rough idle or bog/misfire, and I have been running it for over 3 months now with no issues. Running OTS stage 1 93 and noticeable bump in power from stock. I have no mods completely stock.
Purchased March 2021. Had it on for less than 500 miles. Went with MHD tune.
Excellent condition. This is the new model EWG connector installed. $650 Shipped
Hey San Antonio Peeps, I have a JB4 for sale purchased Mar 2021 with the EWG built in. Used for 2 months. Went with MHD tune. Offering to local first before putting it on marketplace. If interested pm me.
I use Red McCombs on I10 and UTSA and they have taken care of my Tundra with no issues. They only have one technician that works on Supras and its the shop foreman. All other dealers have one technicican as well. I do the oil changes on my Supra myself.
Hey guys just got my MKVA90 last week and I joined the forum. I see there is starting to be quite a few of us here in SA. Hit me up if you guys are doing a meet up. Glad to meet everyone.