Berg I noticed exactly the same thing on mine, and I do the same mileage as you each day.... and wondered the same thing. Got a TBE fitted on Monday so will see if the same build up happens
yeah let me know, i have pipewerx downpipe but still have oem exhaust at mo
Whats it sound like with that? Do you have decat? I was looking at the pipeworx downpipe and decat with oem exhaust.
good, on stg 2+ throaty when you want it to be but not earth shattering chavtastic