What was BMW's reason for fitting them in the first place if they're not needed then?

What was BMW's reason for fitting them in the first place if they're not needed then?

To get through emissions at low load no doubt.

So are people going to struggle come MOT time then?

Nope as MOT dosent dyne the engine. Low load = moving, not Idle/fast idle![]()

Almost as useful as the brilliant EGR valves (especially on diesels!)

Another classic screw up
Ford were working on trying to get through emissions without the need for EGR as it was 'cheaper' to pay a dozen engineers for a year or two than it was in Warranty costs for EGR valve failures and fines on emissions![]()

Lol stu it's £36 for the delete blanks as I've 2 more haha
But 6 self tappers and a tube of high temp sealent was only £5 haha