The WIS does not mention removing the front bumper but I don't see how you get a wrench on those fittings without it...am I missing something or does the bumper need to come off to get to those two fittings?

Also, what size is the larger one? 27mm?

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Marty D.

2013 C300 4Matic
1984 BMW 733i
2013 Lincoln MKz