decat

Hi all, I was wondering if someone could assist on the new EML light I am having after fitting a decat to my Mercedes C350 Petrol 2012. I have purchased M18 lambda sensor spacers but I can only find size m18 and it's too small for the secondary cat sensor's. Has anyone had any experience...

W/S210 E320 2002 I deleted my primary cat a week or two ago inspired by Alexanderfoti's guide, i could definitely feel the effects. Unfortunately i could also feel the negative effects in that i had a noticeable reduction in low end torque and throttle response. It was barely any but enough...