I have a bunch of the factory catback exhaust systems from the 07.5+ trucks.
They are a small straight-through 4" muffler/resonator, extension/connector pipe, and tailpipe. Everything is bolt-on, factory fit, factory quality. flows like no muffler at all.
there will be an increase in sound over the stock muffler, but not too bad used in conjunction with the factory catalytic converter.
looking for a beta tester who will take before/after fuel mileage logs and videos of the sound differences, etc.
thanks
They are a small straight-through 4" muffler/resonator, extension/connector pipe, and tailpipe. Everything is bolt-on, factory fit, factory quality. flows like no muffler at all.
there will be an increase in sound over the stock muffler, but not too bad used in conjunction with the factory catalytic converter.
looking for a beta tester who will take before/after fuel mileage logs and videos of the sound differences, etc.
thanks
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