I'm a bmw guy in general, but admire RS's as well. My car details are below.
Cars and mods:
1999 E39 540i 6 speed sport package

VF Stage 1 supercharger with GIAC tune
Dinan exhaust
Dinan strut+shock tower braces
Dinan ltwt flywheel + clutch
Dinan Brembo BBK
Dinan monoball kit
Dinan pedals
H&R Springs
Koni Yellows
E39 M5 sways
Dinan forged 18" wheels (17 lbs each!)
iPod DICE kit
Infiniti Basslink II plus mids and tweeters
2001 Hella headlights and CELIS tails
Escort SRX radar/lidar system
1995 E38 740i

Engine:
Custom M60 Engine, Bored and stroked to 4.9L. Custom
stainless steel cylinder liners. Light weight, cold
forged aluminium pistons. Arrows Byrillium connecting
rods. Stainless steel, blued and peened crankshaft.
Assembly balanced. Polished and ported Cylinder heads
with 1mm oversize sodium filled valves. Custom .348 lift, 248 degree
cam shafts. Racing springs and titanium retainers.
Dinan custom tuned Super Charger system at 13psi.
Custom Dinan Engine software tuned for this engine.
Exhaust System:
Dinan E39 M5 Exhaust Headers, E60 M5 Catalytic
converters, E60 M5 Center resonator and custom Dinan
E39 M5 rear mufflers.
Transmission:
New in 2006 with regard to the clutches and Valve body.
Custom Dinan software. Custom kevlar and forged steel planetary gears.
Suspension:
Dinan Stage 2 suspension system.
Brakes:
Dinan Stage 2 Big Brake Kit.
Electronics:
Retrofit BMW Factory Bluetooth with RAZOR phone
snap-in and voice command, Retrofit factory BMW MK4
(DVD Based) Navigation System with 16x9 screen,
Retrofit IPod integration with IPod holder (also
charges the IPod) 2 12' JL subwoofers with 800 watt amp
integrated into factory sterio system with DSP,
Retrofit HID Angel Eyes, Retrofit BMW Factory Xenon
Headlamps, Escort SRX radar/laser system.
Rims:
BBS 3 Piece, nickle plated lips with gloss black color
matched centers, new tires
Body:
Hamann Front Lower Spoiler, Hamann Roof Spoiler, M5
Style Trunk Lid Lip Spoiler, BMW Factory late model
E38 side skirt retrofit, Rear fenders pulled 1 inch to
allow larger wheels and tires (rear tires are
295/35/18 ) Complete repaint in 2006
Sold 2-28-07: 1997 E36 M3/4, 8-30-05 RIP 1997 528i