03 Mach 1 Build

[Kiejan77]

So iv fully changed the intake to kn fipk, BBK twin 65 blade TB, php manifold spacer, and the exhaust to BBK long tubes, slp high flow cats, mac cat back, at this point I'm thinkin I need to start on fuel so I need some recommendations and wat to do next...

 

[Mattstang04]

For what you have done, you can probably get by with just a tune. If you're building toward a blower or big cams maybe get yourself a stronger fuel pump. If you get injectors, you're going to have to tune anyway to make them work.