The DiabloSport inTune i3 Platinum is a handheld performance programmer for 1999-2016 GM gas and Duramax diesel vehicles. It pairs preloaded dyno-tested tunes with custom tuning through DiabloSport's nationwide CMR tuner network, and supports data logging and multiple vehicle licenses.
Specifications:
- Product line: DiabloSport inTune i3 Platinum
- Type: handheld performance programmer
- Color touch screen display
- Custom tuning: yes, via CMR network
- Data logging: yes
- Multiple vehicle licenses supported
- Fuel type: gasoline and Duramax diesel
- 50-state legal: no
- Part number: 8245
Fitment: 1999-2016 GM vehicles, gas and Duramax diesel.
Emissions compliance: This part is legal for on-street use under the EPA Tampering Policy of November 23, 2020 in states that follow that policy. It is not currently legal for sale or use in California, where CARB testing is pending. A California Proposition 65 warning applies.
FAQ
What vehicles does the DiabloSport inTune i3 Platinum (PN 8245) fit?
It fits 1999-2016 GM vehicles with gas and Duramax diesel engines.
Can the 8245 load custom tunes?
Yes. It supports custom tunes from DiabloSport's nationwide CMR tuner network in addition to preloaded performance tunes.
Where is the inTune i3 Platinum 8245 legal for use?
It is legal for on-street use under the EPA Tampering Policy of November 23, 2020 in states that follow that policy. It is not currently legal for sale or use in California.

