Plugs / ac delco 41-101
plug wires / ac delco 746BB
fuel filter / wix 33311 or ac delco GF578. Wix is better
oil filter / wix 51040 or napa gold 1040mp. same thing
pcv / ac delco CV892C
LIM gaskets / fel-pro MS98014T. since you are staying stock
o2 sensor / Denso 2344087 downstream - Denso 2344018 upstream OR ac delco AFS109 upstream ac delco AFS141 downstream
direct fit cat converter with no u-bend / Bosal 0795130
Overkill PCM for better performance and MPG