I know some shops (places that rebuild pumps etc) can make custom lines. Might be worth calling around to see if you can find anybody that can do that although this sounds like one of those things that might be cheaper from the dealer.

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1985 300D Turbo ~225k
2000 F350 (Powerstroke) 4X4, SWB, CC, SRW, 6spd ~148k
1999 International 4900, DT466e (250hp/660 ft/lbs), Allison MD3060 ~73k