Answer
Mar 24, 2026 - 08:40 AM
Yes, if you want to maximize flow and sound, a 3-inch cat-back is the ideal choice for that setup.
Should I buy 3 inch cat back system to fit the X pipe? Stainless Power 2011-2014 Mustang 5.0L 1-7/8" Longtube Headers and Catted X Pipe (Performance Connect)
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Open Mar 24, 2026 - 08:40 AM
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Stainless Power 2011-2014 Mustang 5.0L 1-7/8" Longtube Headers and Catted X Pipe (Performance Connect)
2011-14 Mustang GT headers with 1-7/8
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