NOTICE: We have received notification from shipping carriers that expedited service transit times are not guaranteed at this time due to the Covid-19 Pandemic. We thank you for your patience and understanding in this matter. To learn more about how Merchant Automotive is committed to keeping America moving, and the measures we have implemented to keep our customers and employees safe - CLICK HERE. 

Under the Hood

Our Passion is to Keep You on the Road


For nearly twenty years, we have dedicated ourselves to becoming the go to resource in the Duramax and Allison line of diesel automotive products. This on going mission of providing expert knowledge and solutions is driven by our unwavering dedication to supporting our customers. With a goal to keep you on the road 24 hours a day 365 days a year; your success is our success.
Let's Get to Work