Speedo changes

[Randy Klippenstein 2]

When I put larger tires on my ST, what do I do with the speedo, because it will be wrong.

 

[Todd Z]

Need an Xcal to correct and get performance gains too, OR a speedo calibration box.....



Depending how larger you will benefit from keeping mileage off your truck, So its your call..



Todd Z

 

[H D]

I just realized I didn't answer this question in the other thread. You'll need this:

 

[Randy Klippenstein 2]

Thanks Todd very helpful.