Have you looked into a track oriented, light weight battery? I think it's only a few more dollars compared to the OEM and EAS sells it. I'm almost certain if you buy it there they'll discount the coding.
2016 Hellrot F80 M3|JRZ RS Pro with Swift Springs 550/750 spring rates l Brembo GT type 3 rotors|Eisenmann DP|MPE Catback|18" Forgeline GS1R 18x10 et 22 and 18x11 et 44 NT01 275/35/18 and 305/35/18|Apex EC-7 18x10 et 33 SquarelM Performance Lip/Splitter|IND aesthetic mods|Dinan Toe Link|Fall Line mono ball conversion kit and upper link kit| Aim Solo DL|Simpson Hybrid|Stilo Offshore helmet. IG rc_onthefly and Torque88usa