Which gauges? Fuel level yes, Tach kinda maybe it depends, Speedo yes, all the others no. But rather than fiddle-fking around with all that wouldn't...
You couldn't fix any of that with HP Tuners and a 'stock file', not if it's been tuner-locked, unless you were the one who locked it meaning you were...
Sure. I mean they were created for aftermarket performance applications. Straight forward, easy to use, tune, understand, and little to no emissions...