ryan1stinger
Sustaining Member
- Joined
- Sep 24, 2018
- Messages
- 379
- Reaction score
- 99
- Points
- 28
Thanks Ryan , for the great info on upgrading the RS race chip .. I will indeed send off a message to RC support and see if they can upgrade my Map to the stage 7 ,,THX
Happy to help. RC does recommend US octane 93-98 when running on Racemode. I never used less than 93.

