Mustang V6-3.9L VIN 6 (2004)
1. Support the catalytic converter near the rear outlet while positioning the converter into place. Align the manifold studs into the pipe flange. Make
sure not to damage the studs or mating surfaces.
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Make sure to correctly align the catalytic converter to the exhaust manifold before installing the fasteners. Measure the distance between the
catalytic converter flange and the floor.
2. Loosely install the new exhaust manifold-to-catalytic converter nuts, then loosely install the manifold-to-catalytic converter studs, flag nuts and
nuts.
