Scirocco Central

Standard R with DSG and running on 98 RON will be, depending on air temperature and M above sea level, between 12.9s and 13.5s

I wouldn't suggest spending money on a tune if you just have the CAI installed. Save your money for when you add the "power" bolt-ons such as turbo-downpipe, intercooler and upgraded HPFP. In the meantime - if you want more noise install a half decent "vent to atmosphere" DV. GFB...

This is probably sorted now but if not: The same thing happened with me. After testing VW advised the head unit was dead and needed replacing - I didn't go down the VW route as the replacement head unit was crazy expensive but instead bought and installed this head unit: Pioneer SPH-DA230DAB Car Aud...