stuff. For the front crossover the metal 90 degree fitting is needed for no kinking in tight quarters. I used the steel braided with AN fittings for front crossover and the rear in and out supplemented with the Goodyear hose where needind additional (see below). What ever you use make sure it is rated for high pressure injector systems and all connections are leak free. Nissan OEM hose is very expensive. I have used the Goodyear fuel injector hose with the blue inside liner, rated 100 psi working 900 psi burst:
