on the headlights, stock is the best for actually lighting the road. The aftermarket projectors require modification for truly good lighting. AZDave has a writeup on his personal site on how to make them light the road www.rcaz.com (I'd give you the direct link but the stupid work internet won't let me axcess the page)
as for your header issue, the Ebay headers are ~$75 shipped and mark (bulletDSM) was using them for a long time on the fastest NA DSM out there.
Erik P. Official 2GNT thread Hijacker Some say that he's driven over more Covenant than he's shot, and that his grenades aren't where you'd expect them to be... All we know is, He's not The Stig... But he is The Stig's Spartan cousin!