Today, on our 2003 Chrysler PT Cruiser, we're going to install part number AR300-138 from Airaid. This is the Airaid Cad intake system with a sensiflow filter, stage one. To start off our install, we'll go ahead and disconnect the negative battery cable. Then we need to remove the factory air lid. To do this, we'll go ahead and loosen up the clamp on the factory intake tube at the box lid. Then we… see more >