Prime Diesel Performance was founded in 2014. John Maher started the company with a vision on building high quality performance diesel parts made in  United States. Over a short time the company has grown and expanded.

Prime Diesel Performance offers custom fabrication and design not just on diesel performance, including Street rods, bikes Sprint cars and off-road performance.

Prime Diesel Performance fabricates all of their parts in house using CNC machining, welding, press forming, plasma cutting, mandrel bending and more.