Just an update on this post if anyone is looking for these items.
Flowmaster series 10 single chamber Race muffler 3" in /out, center / center 25.00 Surface rust
Magnaflow Muffler brand new stainless steel. 11" performance version 2.5 in/out center / offset reversible 50.00
Ractive Tuner race muffler 2.25 in dual tips out chrome 40.00
TCI 4L60e billet servos 1-2 and 3-4 with aluminum servo cover 75.00 for both.
Stock 4L60e torque converter with 20k miles on it. Original GM 80.00
Stock 799 / 243 LS engine head valve springs and pushrods 25.00 GM
Auxiliary transmission cooler 20.00
3:42 Gear GM Gear sets 8.5/ 8.6 for the rear 100.00 also have 8.25ifs in same ratio 100.00 or 175.00 for both
Factory 2010 GM Truck MP3 CD player with front ipod input 100.00