Integra Type-R Discussion - Discuss general ITR information, technical information (including requests for technical/mechanical help/assistance), modifications, tuning, etc.
check under/side of glove box, sometimes the code is listed on a sticker there. If you have the original owners manual it might be in there. If all else fails, try contacting your local dealership with your SN from the radio (yes, you will have to pull it or Acura will charge an hour)