Take off the kick panel plastic, the piece that runs adjacent to the dash, and the a-pillar (of course). Remove those three and you'll have a straight shot from underneath the dashboard to the new pillar. If you're putting a boost gauge in, that's definitely the way to go because you don't...
Check the needle spring, but I would not rule out the sender. I wouldn't go adding unnecessary gauges to the car when you can fix a stock one and keep a clean looking interior. I know a guy who has gauge clusters in Levittown if you need one.
I understand that the replacement floorpans for GNs come in four sections (front and back for each side x2).
How much of a project is it to replace the entire floorpan, and how expensive are the pans themselves? Also, is there an internet source for these parts?
I'll be taking the...