Merchant Automotive Allison Maximum Transmissions CAT Filter Seamlessly swipe through data and

Seamlessly swipe through data and check alerts with the most intuitive and improved user interface ever designed for a truck programmer/monitor

All 2017 to present F250 with 14 bolts rear cover

Complete solid flywheel conversion kit included

you’ll enjoy smooth throttle response and big top-end power

103 Valve Springs

Merchant Automotive Allison Maximum Transmissions CAT Filter Seamlessly swipe through data andDescription ALLISON TRANSMISSION OVERVIEW The 5 speed and 6 speed Allison automatic transmissions backing the Duramax diesel engines in GM 2500HD and 3500 pickups is a smooth shifting transmission that works very well in stock applications. But the factory Allison transmissions tend to have issues coping with heavy towing and hauling or even mild performance upgrades not to mention serious struggles with high performance modifications. As the go to