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5.0L (1979-1995) MustangTechnical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.
i have a 1991 mustang 5.0 and have just about all the normal bolt ons. i was wondering if i bought upper and lower intake and 70 or 75mm tb. would i need a new maf and a tune or will i be good?