i copied and pasted from my cardomain page,
20" ZINIK WHEELS W/ PIRELLI 245/35/20 TIRES (wheels 1200 w/ old tires had to buy new ones which cost me 1100 w/ balancing)
ANGEL EYES W/ CLEAR CORNER AND SYLVANIA CORNER BULB (just the ccfls were $60 on ebay (did job myself), sylvania bulbs were like 20 bucks)
10K HID KIT TOP AND BOTTOM (paid 150 for each, they are cheaper from this vendor now tho)
11" HEADRESTS (would've been 650 but got hooked up by a connect in the shop)
CUSTOM TRUNK ENCLOSURE DONE BY ME. (materials were like 60 bucks and i did the labor)
CARBON-FIBER EYELIDS (lsk got them for like 40 i think, can't really remember)
BLACKED-OUT SIDE-MARKER BUMPER LIGHTS (20 bucks on the tint can)
TOP HORIZONTAL GRILL- ($220)
BILLET HORIZONTAL LOWER GRILL CUSTOM (70 bucks but had to be cut down to fit, ebay)
DRILLED SLOTTED ROTORS FROM I-ROTORS INC, DIAMOND CUT SLOTS, F/B, PAINTED CALIPERS AND POSI-QUIET FULL CERAMIC BRAKE PADS (200 for discs but had to pick them up, the pads were like 120)
35% TINT UP FRONT AND 2% IN THE REAR. ($225)
CUSTOM PAINTED REAR LIGHTS (3 cans of tint 60 bucks)
RED PAINTED PLENUM AND STRUT COVERS (one can of caliper paint 8 bucks)
FLIP FLOP TRUNK (no longer have this but the materials were less than 25 bucks)
REAR VIEW CAMERA (around 50 bucks)
DUAL EXHAUST TIPS (100 with welding)
ZERO GAUGE +&- WIRING TO CAPICITOR AND TO AMP. (0 gage kit was 60)
(2) HIFONICS AMPS
(1) 170W PER CHANNEL FOR HIGHS ($320)
(1)1500W MONOBLOCK FOR LOWS ($360)
15" KICKER SOLOBARIC L7 ($250 i think, long time ago)
JL WIRING INSIDE THE BOX AND TO THE AMP (the jl wiring was 8 bucks a foot i believe, and i bought like 20 feet)
MONSTER CABLE RCA'S ALL AROUND (3 sets, low's were only 25 but my highs were 60 each)
(2) SETS OF 177R X TYPE ALPINE 6 1/2'S IN FRONT DOORS AS WELL AS THE REARS W/ TWEETERS ON ALL FOUR DOORS. ($350 each pair, cheaper now tho

)
MB QUART DTE 169 DISCUS 6x9 3 WAYS ($170)
6X9 R TYPE ALPINE IN THE REAR AS WELL. ALL IN BACK PANEL ($150 i think)
(2) 1000W CAPACITORS ONE FOR EACH AMP, NEXT TO SPARE WHEEL (NOT SHOWN) (40 bucks each)
ROCKFORD FOSGATE BATTERY ($180)
ALPINE D300 W/IPOD KCA-420i ($120)
PAC BYPASS TO VIEW MY DVD'S WHILE DRIVING ($35 i think)
AUX DVD PLAYER UNDER STEERING WHELL NEXT TO BASS KNOB (was 200 but i sold it)
WHOLE CAR HAS FAT MAT ($170 for the whole car, installed myself)
SKYTEK ALARM W/ TIMER FOR AUTOMATIC WINDOW ROLL UP AND ROLL DOWN. ($450 w/ the window roll up & down)
LA EMBLEM! (my favorite upgrade, lol $35 each)
KKM ($88)
most of the audio stuff is with discount included, cuz i know a few people that distribute it.
As for fixing stuff:
THERMOSTAT-the mechanic ripped me off i remember that much but can't remember the price, i want to say 150 tho
Coil- $55 at autozone, still waiting on GMS worker to call me to put the 8 coils in
Relay- $120
Coolant Reservoir- $225 with labor
Rear Suspension bar- was like 2xx can't remember exactly
painted rear bumper-was $380 i believe
nothing else major can come to mind but i do not want to jinx myself. sry if all this was too much info but i had a lot of time on my hands
and i'm sure nobody read all this...lol. a lot of smaller things got left out as well