ZBoater
FRF Addict
- Joined
- Mar 9, 2014
- Posts
- 1,980
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So I tried the 4x4 high and it seemed to engage, but I noticed a very very faint "whistling" noise, is the best way I could describe it. Like a very soft friction high pitched, low volume sound. Very faint. Just wondering if that was normal doing 50mph on 4x4 high.