Tune your Motorcycle with your iPhone!

Vance & Hines FP4 makes your iPhone one of the most powerful flash tuners available. You've already selected the best exhaust system for your bike, now complete the package with the FP4 for optimized performance.
With this app and the required hardware you can:
- Download dyno tuned maps specific for your bike/pipe combination
- View live sensor data
- Read and Clear Diagnostic Trouble Codes
- View downloaded maps and flash back to stock settings
- Access to informational videos and customer support features

At any time, if you need assistance tuning your Bike, you can upload your map to a Vance & Hines Customer Service Representative for review and download the recommended changes.