Originally Posted by Josh@STILLEN

Sorry about missing these:

1. Yes, removal of the fascia would be necessary to gain access to the filters to remove them for cleaning. That being said, K&N recommends cleaning them every 50,000 - 100,000 miles.. so this isn't going to happen a lot. Also, once you remove the fascia once, you'll be able to do it again in a quarter of the time.

2. The support was necessary on the G37 to attach the splash shield, not to support the pipes/filters. They will not be 'clanging around'. Adding weatherstripping will not hurt anything.