I'll just list most everything that's aftermarket.

Engine:
-98 420A Engine bored .020" over
-Custom Fabricated Head Gasket
-Crower Billet Connecting Rods, Bushed for .827" floating pin
-JE Forged Pistons with pins and locks, 8.8:1 (.020" over)
-JE Forged Piston Ring Set
-Super 20G Turbocharger
-K & N Filtercharger
-APEX'i Front Mount Intercooler
-Custom Mandrel Bent 3'' Intercooler Piping
-Turbo-Xs Type H Blow Off Valve
-Custom Fabricated Copper Exhaust Manifold Gasket
-HRC 2G Exhaust Manifold, cast steel, CNC ported for Super 20G, Welded for EGT probe
-HRC 3'' Down-pipe
-3'' Mandrel Bent Piping (No Cat)
-Greddy Muffler
-Exhaust Wrapped w/ DEI Heat Wrap
-Underdrive Crank Pulley
-Unorthodox Racing Adjustable Cam Gears
-Hahn Stage V Clutch Upgrade
-Lightened Flywheel
-Optima Dry Cell Battery
-Vitek Wires
-NGK Spark Plugs
-MSD DIS-2 Ignition
-Accel DFI Piggyback ECU w/ Calmap software on Laptop
-HRC 625cc Fuel Injectors
-Warlboro In-tank Fuel Pump
-HRC In-line Fuel Pump
-NOS Nitrous Oxide System (100 Shot)
-Fluidyne Radiator
-RRE Catch Can
(Ummm... It's early and thats enough major shit...)

Body:
-Stillen Front Fascia
-Stillen Commando Wing
-Clear Front Side Markers
-Altezza L & R Gen3 Tail Lights(center colormatched to car)
-Tinted Windows

Suspension:
-18'' Enkei Shogun Rims
-BF Goodrich Scorcher TA 235/35/z18
-Tokiko Illumina 5 Way Adjustable Shocks
-Tokiko Illumina 5 Way Adjustable Struts
-Eibach Pro-Kit Springs
-Stillen Front Camber Kit
-Stillen Rear Camber Kit
-Stillen Front Strut Tower Brace
-Stillen Rear Strut Tower Brace
-Stillen Front Sway Bar
-Stillen Rear Sway Bar
-Stillen Cross drilled and Slotted Rotors (Front)
-Stillen AP Racing 4 Piston Calipers (Front)
-Stillen High Performance Brake Pads (Front)
-Stillen Stainless Steel Braided Brake Lines (Front)
-Stillen Cross Drilled Rotors (Rear)
-Stillen Stainless Steel Braided Brake Lines (Rear)
-EBC RED Stuff Brake Pads (Rear)

Stereo: (gotta be pumped when your street racing, baby)
-Alpine CDA-7840 Head Unit w/ AI-Shuttle Control
-Alpine ERA-G320 Digital Sound Field Processor
-Alpine SEC-8052 Security System w/ Remote Paging
-Kicker 3½'' Resolution Midbass(Dash)
-Kicker Resolution Titanium Dome Tweeters(Pillar-Mount)
-Kicker 6½'' Resolution Midbass(Front Doors)
-Kicker Resolution Crossovers(Front)
-Kicker 1'' Titanium Dome Tweeters(Rear)
-Kicker 6½'' Mid-bass(Rear)
-Kicker Resolution Crossovers(Rear)
-Kicker ZR240 Amplifier(Fronts)
-Kicker ZR240 Amplifier(Rears)
-Kicker ZR240 Amplifier(Sub)
-Kicker 12'' Competition 25th Anniversary Ed. (Cast in Chrome)
-Custom Fiberglass Trunk, Sub is Inverted, Custom Amp Racks
-Optima Drycell Battery
-Platinum F3 Upgraded Alternator
-Platinum F3 1/0 Wiring

Interior:
-Dual Pillar-mount Gauge Pods
-Air/Fuel Ratio
-Boost
-Steering Column Gauge Bezel
-EGT Pyrometer
-Oil Pressure
-Greddy Profec B Boost Controller
-Greddy Turbo Timer
-Red on Black Custom Interior
-Stillen Short Throw Shifter
-Momo Shifter Knob
-Momo Pedals
-Laptop running Calmap and OBD-2 Commands


That's Enough

--
Brad Rickard
98 GS HRC Stage V (nuff said)