Already own a platinum series Diablosport handheld, then this is for you. Once you've checked out we will email detailed instructions on data logging and required information from you. If you're forced induction we prefer that a wideband be installed for proper WOT fueling adjusts to be made. **Turn around time for a tune revision is 24-48hrs unless otherwise specified. N/A- $250 N/A & 5 Speed *excludes 11-14- $275 Forced Induction- $375 N/A & ZF8 Speed Tune- $325 FI & ZF8 Tune- $625 Have questions regarding the process please do not hesitate to contact us.