To answer your question, no, I didn't have the powerpipe yet. After putting the powerpipe on and correcting for the spark blowout (gapping the plugs to 0.35), I was able to pull to about 6200rpm. The powerpipe shifted the curve to the right. I'm assuming your gains with the A-trim might be similar. Here are my last three dyno pulls with the powerpipe:
http://www.msnusers.com/MustangMembe...hoto&PhotoID=7