another here, I liked the feature of the Formula compared to the T/A. A little lighter, and most dumb ricers (as compared to smart ricers?)
that see my single exhaust pipe think it's a 6-cylinder.
Derek
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1970 Nova SS Clone: 383 SBC on 93 swill, 3600+ lbs., 11.12 @ 119.77 mph N/A, quicker on the jug... 2000 Formula: MACS, ORY, Magnaflow, !EGR, !AIR, Formato tune, stock long block, trans and rear end, still slow 2004 GMC Sierra 1500 ECSB 5.3: Magnaflow CB, K&N CAI, Formato tune, what I haul s**t with 
Check out pictures, info and vids:
www.fquick.com/Villain281H
"If ignorance is bliss, why aren't more people happy?"