wtf?

Dyno Day - Saturday 23rd, February 2019 Location: @Unicorn Motor Dev. Stockport Date - 23/02/2019 Time - 10am Hi folks, Right then, tis time we finally put this discussion to bed, i.e. my tune/tuner is better than yours and whether or not they are all the same Been part of the S4 UK Facebook...

So, My first WTF tech post. Actually, I it's my first post period! I have a 2003 C5 Allroad (2.7l, TT auto). The other day my "Co-Star" was driving it, and after getting fuel, she noticed the car seemed to have reduced power and it got progressively worse to the point that could only barely get...