Since I mentioned headers and cross-over I think he's adding that in too. I'm in to my new exhaust system for about $650 already and I'm just collecting the parts, I haven't even had the custom cross-over made yet. It does add up.

93 4X4 ext-cab, auto, SR5, 3.4 V6, supercharged, 2.1" pulley, URD fuel mods, Aquamist WI, IPT valve body mod, dual cases, 4" superlift, Alcan springs, 33 BFG MT, ARB locked front & rear, 5.29 US Gears, RB 1" BL, 1.5" BJ spacers, TJM T-17, Warn m8000.