The O-rings are integral to the hose so if it leaks at the end you deafly want to replace the hose. The bottom Halsey might not be able to use the tap from the back side with a screwdriver trick so when you pray on it you Gotta be careful to only cash the outer 2 mm there’s a thing on the internal fitting That is really easy to pry on instead of the hose

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2011 E70 • N55 (me)
2012 E70 • N63 (wife)