Description Stage 1 Custom Tune File – 2018 Mustang GT 5.0 | 98 RON FuelCompatible with SCT X4 (7015AU2 / 7015USA) and SCT BDX devices Unlock the full potential of your 2018 Mustang GT 5.0 with our Stage 1 custom tune, expertly crafted for use with the following SCT tuning devices: SCT X4 7015AU2 (Australian model), SCT X4 7015USA (U.S. model), and SCT BDX handheld programmer. This tune is optimized for vehicles equipped with a high-flow catback exhaust and an upgraded cold air intake, running on Australian 98 RON premium unleaded fuel. It enhances throttle response, midrange power, and overall drivability while maintaining factory safety parameters and reliability. ✅ Tune Features• Stage 1 calibration tailored for bolt-on intake and exhaust upgrades• Tuned specifically for 98 RON premium unleaded fuel (Australian standard)• Improved throttle sensitivity and smoother power delivery• Suitable for both manual and automatic transmissions• Maintains safe engine operating limits for daily driving• Optional datalogging support available for custom refinements �� What’s Included• 1x Custom Stage 1 Tune File (emailed) compatible with SCT X4 (7015AU2 / 7015USA) and SCT BDX devices• Step-by-step instructions and support for loading and installation• Optional datalog-based tune revisions or additional tune variants Feel free to ask for versions supporting E85/flex-fuel, long tube headers, or multi-stage tune bundles.
