HP Tuners Documentation Technical guides and help systems for all HP Tuners products. Product Directory¶ VCM SUITE VCM Editor VCM Editor User Defined Parameters VCM Scanner VCM Telemetry CORE CORE ECU Control Systems Guide CORE ECU Diagnostic Manual CORE ECU Install Guide CORE ECU Parameter Guide CORE Electrical Schematics CORE VCM Live MPVI MPVI3 MPVI4 CABLES OBDII Adapter Cable (s) Toyota Smart Access Cable Install Guide TDN TDN App & RTD4 TDN Tuner Portal TRACKADDICT TrackAddict User Guide TUNER TOOLS Tuner Tools UPGRADE KITS E90 & T93 Upgrade Kit Install Guide Recommended Resources¶ HP Tuners Community Forum HP Tuners Knowledge Base Articles HP Tuners Website HP Tuners YouTube Channel