1) It's common to coax the bowed side of an air cleaner housing with a long screwdriver to get it to align with its lid. 2) One of the three latches had been broken on two P2 cars I bought...and I was the second owner! Lid alignment challenges many. 3) Could you post a picture of the safety filter w...

From the David post above: "The last squirts of fuel from the fuel injectors and blow by gasses from the PCV system can migrate out the air intake system and into the environment."

This is how the back of throttle plates get so gunked-up.

On my 2007
Left side-Production date
Right side-Paint code and a few additional numbers
edit: Both are on the B door pillar

Do you think plain water was allowed to freeze in the original?
I do.

Merry Christmas to all... Every element of my 2007 V70's DIM went nuts at 151,000 miles. A Google search shows more repair shops have opened. One shop in Georgia, USA is having a special on P2 DIM repair; $299. I expected triple that. Shipping was not included in that price. The additional $42 I pai...

To address your concerns: a) There are lots of remotely mounted filters which use such lines. I doubt there's be a problem with that. b) There's always some oil which doesn't drain. Do each method and measure what drains. The consensus is "it doesn't matter". c) You might have to buy / hav...