I need some GOOD header gaskets

I haven't actually used these, but I did look them over while roaming the parts store yesterday. They seem pretty robust...

http://www.jegs.com/i/Percy's/760/66037/10002/-1

I've seen some favorable reviews for these...

http://catalog.remflex.com/MOPAR_Header_Exhaust_Manifold_Gasket_p/rf6009.htm