on the monowiper cars the aiming is pretty important as it helps the wiper spread the water and do a good cleaning job. I aimed my cars jets correctly - just for kicks and it really does help.

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2012 BMW X5 (Beef + Granite suspension model)

1995 E300D - The original humming machine (consumed by Flood 2017)
2000 E320 - The evolution (consumed by flood 2017)