I recently bought a 2001 sonoma 135k has an 8.5" rear, full posi, zq8 sway bars front and back, and added anti hop bars. Anyone know a good set up for headers, cold air, or anything? I have already put on new bilsteins, pitman arm, sway bar linkages and bushings, and a super 44 muffler. Thinking about buying a throttle body spacer and cold air intake. Any ideas?