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7L 4" Flex Pipe Back Single w/ Muffler (411028 / 412028)
Banks Boost-Tubes are larger than the factory pipe and designed to work with not only the stock elbow but also the new Banks Monster-Ram Gen 2 which will improve airflow
this affordable option from Alliant is a great replacement
Bully Dog Triple Dog GT Diesel DPF/EGR Delete Tuner (40428)
All MOLNAR TECHNOLOGIES connecting rods are finished here in the USA at our factory near Grand Rapids
MM3 Vin License (MM3-VIN) 2003 - 2007 Ford Fuel Systems 7L 4" Flex Pipe BackMM3 Vin License (MM3 VIN) A Vin License will unlock your MM3 and allow it to be used on a new VIN. This is required whenever you wish to use an MM3 that has previously been paired with a different VIN. Whether you're using your MM3 on a new truck, or you've bought a used MM3.