No Laptop Required
OpenFlash Tablet now generates tuning files automatically!


20 Years of ECU Tuning Experience

Tuning cars since 1993, our team of calibration experts will help you find the products that best meet your needs. Whether you are looking for a big single turbo conversion or a cost-effective ECU flash tune, let us put our experience to work for you.

Lowest Prices with OFT Dollars Discount

The OpenFlash Tablet is the only tuning platform that actually pays for itself. For every OpenFlash Tablet you purchase, you also get an equal value of OFT Dollars that you can apply to the purchase of other products for your vehicle.
Sales office location
Vishnu Performance Systems
316 South Eagle Nest Lane
Danville CA 95606
contact us
For sales or technical support
Telephone: (866) 584-7531
International support
We have dealers all around the
world to provide technical and sales
support. Please email us to find the
one closest to you.
1 (866) 584-7531 Email Us