Jason flippin' though the Earl's catalog brake lines
The Allstar lines are 15",
18" should give you plenty of lenght.
Earls:
(2) P/N 63010118 18" long -3 female swivel both ends size 3 hose
(2) P/N 997631 10mm Banjo -3 adapters
(2) P/N 977520 10mm x1.50 bango bolts
(2) P/N 989543 3/8" female to -3 male threaded adapter
Allstar or generic parts store brake line clips:
All50150 "u" shaped brake line clips