Purchased for Merc C350. 10 minutes to fit (easy as pie). I opted for #5 setting. Torque is massively improved, fuel consumption increased for 42 to 51 mpg. Now fitted on my brothe…

Fitted chip to my a4 3.0 tdi 5 mins to fit amazing results very pleased with results . Set it to its highest setting then gave it a run . Reset it back two clicks and is running p…