What 3” muffler has the following characteristics:

[Extended Power]

Installing a nasty 572 into my ‘70 GMC.
I’m going for the “Show ‘n Go”
With the custom Lemon’s headers I had built for my truck, the old Flowmaster 40, 2 1/2” exhaust was removed.
Going 3”
I’m not looking for ANYTHING that “brap’s”
Cab drone should be minimal.
Looking for a wicked idle sound, that will showcase the engine’s performance.

All the videos I’ve watched have shown idles, but no hard acceleration.

Borla XP
Borla XR 1
Flowmaster 40’s again? (Sounded good with the old big block, no brap.)

What are some of your opinions, or what have you used, that you would do again, or not ever again?