Have a keeper? Diagnostic and Engine Carbon Clean on an Audi S4 4.2 V8 (2007 – 135,278 miles)
๐ฃ๏ธ ‘Running very well…strangely I think changing gear was smoother! Being a manual I didn’t expect that, it used to almost snatch between gears and lurch, it seems to be less snatchy if that makes sense, maybe because the engine is smoother…what you did seems to have ” balanced ”