2011 Mustang GT Headers with 1-7/8" Primaries and Catted 3" - SW
Stainless Works 2011 Mustang GT headers with 1-7/8" primary tubes and 3" diameter lead pipes and high flow catalytic converters that mate to the factory connection point. Tig welded 304 SS headers with 3/8" thick flanges and 3" diameter slip fit collectors with merge spikes.
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