Either NGK TR55IX iridiums if you don't like to change plugs. Or NGK TR55 Coppers if you don't mind changing them every so often. These are for stock set ups.
If cammed or the like then TR 6's are recommended..
2006 silver 2wd TBSS, Best e.t. 1.56-60', 7.10 -1/8, 11.20 -1/4 @120.49mph, Gone but Sadly Missed
current, 07 2wd, silver TBSS, 3800 stall, headers, secret Ltz1 cam, FWI,TEA stge 2 heads, 1.62-60', 7.65-1/8, 12.13-1/4 @ 110.46, N/A