good idea http://www.unicoil.com.au/
bending straight hose into any shape, saves money and no need to buy expensive pre-formed hoses
here example E31 850 fuel hoses for fuel filter
http://www.km5tz.com/images/850i/Fuel%20filters.JPG
http://www.km5tz.com/images/850i/90deghose.JPG
original pre-formed hoses would cost
21 Fuel hose 32MM-210MM 2 13311288284 $17.10 = $34.20
22 Fuel hose 211MM-560MM 1 13311711004 $34.20

http://stores.ebay.com.au/Auto-Parts...=p4634.c0.m322
http://www.ebay.com/bhp/unicoil