Increase Exhaust Flow.
Ford did a decent job on their new catalytic converters, but the stock H-pipe is pretty restrictive. That's where the MAC Performance After Cat Mid-Pipe comes into play. Featuring MAC's unique Chamber style crossover and free-flowing mandrel-bent piping, this mid-pipe will dramatically improve exhaust flow for more power and sound.Muscle Car Rumble.
This free flowing MAC Performance mid-pipe not only increases the horsepower and torque of your Mustang, but with its unique Pro Chamber cross over design it adds a distinctive muscle car rumble to the sound of your exhaust, that the standard H-pipe just can't match.Compatible With Stock Cats.
The MAC Pro Chamber Mid-Pipe bolts up directly behind the stock factory catalytic converters with no cutting required saving you time and money. By reusing your stock catalytic converters you ensure that Mustang is smog-legal.High Quality Construction.
Constructed from durable 2.5" diameter stainless steel tubing, this MAC Performance mid pipe is CNC mandrel bent to ensure maximum exhaust flow, so there are no kinks to rob you of power.Application.
The MAC Performance Pro Chamber Mid-pipe is designed to be a direct bolt-on for the 2011-2014 5.0L GT Mustangs with either aftermarket short tube headers or the stock factory manifolds installed. Reuses the stock Catalytic Converters.
2011, 2012, 2013, 2014 Details >>