Long Tube headers need a h or x pipe for long tubes, shorties use one for shorties, if you change in the future you will need to buy a new h or X pipe.
This was the best prototype that was never built... can you imagine? The Aura of the 429 Boss back in a Mustang... Ford is saving this ace in the hole for a very special day...
95steedamustang - I know it has been said before but this is a truly amazing build, you are a true enthusiast. I am practically speechless. The time, effort, and cost in your machine's is phenomenal. I commend you for your attention to detail and patience. I hope to restore my 94 to showroom...