Antietam Automotive

Antietam Automotive is a four states premiere diesel performance shop. Proudly serving Maryland, Pennsylvania, West Virginia and Virginia. They are a local shop and want to take care of their local diesel enthusiasts. From trouble shooting to custom efi live, mcc, udp and sct tuning. They race and pull them all Duramax, Powerstroke,and Cummins, from mild to wild. They are your one stop shop for all your diesel performance needs. Allison certified transmission specialist on sight, they build 47rh, 48re, 4r100, 5r110, and 6r140. We are your common rail injection shop, specializing in duramax, cr cummins and 6.7 Ford Scorpion. They were the first company to produce a 6.7 Powerstroke drop in replacement turbo. The world’s first low 11 second 6.7 drag truck and the first 6.7 powerstroke to dyno over 1000 rwhp.