M-Series (M1, M3, M5, M6)General M-Series Discussion - If it does not fit into a more specific M Category above, please place it in here. In addition, previously archived M-Series discussion is located in this section.
Anyone know if Ground Control's adjustable rear lower control arm is any good? Are they known to break or strip out and are they really that easy to adjust as they claim? Does anyone have these in their car?
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