well i also have a tfi the pot style, adj w/ screwdriver. i have had an assortment of pipes & a/cs current settings 2-2-2-3 3/4 . trying to up millage. i have had monster os, kerker 2 1/2. baffle size , s/es now wild pigs w/ 1 3/4 baffles. only thing i noticed is u want umph settings. 3-3-5 3 3/4. i adj last pot to come on at for red 3700 rpms.. u adj red to 6 or 5 u feel it kick in at 3.7k. i get to 70 quick....