I've had a FSWerks tune for about a year and have never had any problems. I plan on adding my tune for my header once I get it installed. When I do get a wideband, I may switch to Tom. I like how he has a new program where he can make his setting on your computer from his computer.
TEAM DURATEC #512 ST CREW #100
2005 Ford Focus ZX4 ST
Focus Sport Cool-Flo v.1, Focus Racing Cat-Back w/ Magnaflow HFC, F2 Header, Focus Sport Tune 93 Octane, Saleen Suspension Kit, Rota Slips 16x7