m5board.comoholic (>1000 posts)
Join Date: Aug 2006
Thanked 204 Times in 161 Posts
I also had an alternator whine after adding my DQXS, so I'm not sure if it's a common problem or not. I was able to greatly reduce mine by relocating it.
I still have a little whine, it's barely noticeable, but I will be replacing my DQXS with a MS-8 soon
2001 Anthracite Metallic M5
1997 Audi A4 - Too many mods to list
2003 Silverado SS
Euro Dash, Slimmbones Euro Armrest, Slimmbones Shifter/Ebrake Boots, F10 M5 Illuminated Shift Knob, UUC EVO3 Shifter, UUC DSSR, UUC Clutch Stop, Autolumination Interior LEDS, JBL MS-8, Alpine MRX-V70, Kicker Subwoofers, Polk/Boston Acoustic Speakers
Vorsteiner Power Dome CF Hood, Euro Clear Corner Headlights w/Lamin-X, Umnitza Predator Ice V3, Umnitza 6K Headlight + Fog Light Upgrade, Umnitza V4 Side/Turn/License LEDs, CF Roundels, Black Kidney Grills, Slimmbones BigMouth Lower Grill
Evolve Alpha-N Tuning, Supersprint Headers/Cats/X-pipe + Eisenmann Race Mufflers, VSL Aluminum Radiator, UUC Twin Disk Clutch, Rogue Engineering Trans Mounts
Ground Control Coilovers, Dinan Monoballs, Dinan Rear Sway Bar w/Beastpower Brackets, Dinan Front and Rear Strut Bars, BMW Performance Front Brake Kit, StopTech SS Brake Lines, Black Stock Rims Square Setup
Custom Oil Catch Cans, Zionsville Radiator Shroud, Supercharger!