F.a.s.t. Xfi System
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Joined: Jan 2005
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Car: 1988 Trans Am
Engine: 305 5.0L F engine code
Transmission: 700R4
F.a.s.t. Xfi System
I have an 88 Trans Am with an auto. Next year I am going to be replacing the engine. And, I would like an easier way of tuning my engine. So I was wondering if I buy the F.A.S.T. XFI SYSTEM if it will control everything so that I can get rid of my old ecm. Please Advise.
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RaverRacerX
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Mar 17, 2026 01:49 AM