e30 fuel hose | eBay Find great deals on eBay for e30 fuel hose. Shop with confidence. Skip to main content. eBay Logo: Shop by category. Shop by category. Enter your search keyword BMW e30 325 Fuel Hose Tank Line to Filter (U Shaped) GENUINE gas petrol line e30. Brand New. $46. Buy It Now. Free Shipping. Fuel hose sizes for fuel filter change - Bimmerfest - BMW May 17, 2010Witht that said, I am swapping out my first fuel filter and thought I would change the rubber hoses and clamps so that I do not end up wiht leaks. I picked up some fuel line (4 sizes 1 foot each) at Advance Auto parts but have a noob question. How important is it that the fuel line be an exact match to the BMW size.