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Has anyone done this to a Z4? I understand the 1/3 to gas and oil but can't find a egr valve or anything to get it in the intake. Will the brake booster hose work? Help

Can anyone tell me what lights are on if you turn this function on? Is it halo's or head lights?

Here in Hawaii we dont have much fog, use them mainly instead of hid's coming onto military bases.

I'm changing out my H11 fog light bulbs. From experience what is the brightest bulb or led I can get? Is higher wattage more important or forgot the word but it stands for light output?

Alright I'm a new owner of a 07 3.0si and even thou the stereo works well I'm looking at getting something more modern. I plan on changing speakers at a separate time, can anyone suggest a head unit that will work well with the stock speakers for now. Or should I change speakers first instead?

Just purchased a 07 Z4 roadster with a 3.0si. I have a few questions that the experienced guys could probably answer. Can you fit two sets of golf clubs in the trunk? If so how? Fog lights aren't to bright and have condensation. I see alot of people saying to drill small holes to get rid of it, is t...