fuel rail

I googled it and couldnt find one that matches the one i have in the pic. I thought BBK but the rails i have are round, not rectangular. Anyone know what brand rails these are? (Vague pic i realize but i hope someone can tell me)

06 mustang GT, 180K Miles, good upkeep, fuel filter replaced every other oil change when the vehicle has been driving for more than 20-30 minutes, the fuel rail pressure drops to 10-20 kPa when I want to accelerate fast but as soon as I let off the gas it jumps back up. when idle, or cruising...

I have a 94 gt 5.0 that will not crank . I have replaced the fuel pump and I know that is working correctly because it will pump fuel out of the fuel line where it meets the fuel rail but it seems like the fuel is not entering the fuel rail. I sprayed fuel directly into the throttle body and the...