Just to update this topic for posterity in case anyone reads this in future with similar issues.
After some heavy discussion with Bullevard, they finally agreed to test the full exhaust system by sending it to Roetfilter-Centrum who found that...
A couple of weeks ago, I noticed a significant smell of exhaust fumes inside the vehicle when the fans were blowing. I took it back to Bullevard who installed the new engine in December, and they replaced the gasket between the turbo and the...
I've seen this type of (steam) when an engine is cold or the outside temperature is well into the minus degrees.
Are you doing short journeys, where condensation builds in the exhaust, this can be an issue.
But I drive many thousands of miles a...
If you were in Japan and not Netherlands i'd suspect those marks meant some of the erm, iffy Japanese videos i've watched were based on real living things 😁