tuning box

I have a 1.2 Tsi engine and every time with my tuning box I put my foot down low in the revs the whole car jumps and judders when I think turbo is trying to work does anyone know a fix or where the problem may lie. I have tried it without the tuning box in and it works perfectly fine with no...

Hey all, Just a quick one from your friendly sponsor, we've been gathering lot's of feedback from our Leon Cupra customers about what their favourite and best 'bang for buck' first mods have been, here's the article we've written up on the subject with a bit of insight into how each part affects...

Hi All I'm relatively new here I've ordered a Leon Cupra ST 300 DSG7...I've not had a test drive of the exact car but I've gathered the exhaust on the non R or Carbon version is quiet...and I won't be able to do the res delete. My question is, after speaking with a friend with Cupra SC (2017...