Installers

We draw from 40+ years of combined experience and are dedicated to providing high-quality craftsmanship to help you reach your transmission performance and engine performance goals.

Chrysler 68RFE

Quality and experience are the two most important attributes in a built transmission. We have 15+ years experience in building Allisons and only use the best parts available on the market.

We take an incredible amount of pride in our attention to detail and our ability to provide the highest quality repair options.

We specialize in high-performance diesel upgrades and take great pride in our reputation for providing the highest quality parts.

We're a full-on diesel performance, repair, and off-road shop. We strive to supply our customers with the best customer service and top-quality parts in the industry.

We view ourselves as prompt, reliable professionals who deliver. We aim to establish a nationally recognized standard in our market for product quality and service delivery.

We have a varied line of performance transmission units. People all across the country want to enhance their vehicle. We have the parts that go into making your unit more robust.

We are not your typical auto repair shop as we build our own engines, transmissions, fuel systems, and drivelines right here at our facility to meet your specific needs.

We are a full service, upgrade, and repair facility that can handle any task from stock to modified no matter how big or small.

We build high end racing transmissions for diesel drag trucks and also accommodate needs of hauling farm trucks, dedicated tow rigs, daily drivers, street toys and everything in between!

We build a full line of upgrades for light-duty diesel trucks, including HD transmissions, billet-covered torque converters with custom stall speeds, custom turbochargers, and more.

Warren Diesel Shop offers an affordable service and product line for 4R100, 5R110W and 6R140 transmissions.

We specialize in high performance transmissions and components for drag racing, off road, and street performance.

From daily drivers to high-performance transmissions, we use only the highest-quality parts when we build your transmission. Cleaned, inspected, tested, and assembled in-house.

We incorporate the best parts available, including some of our own proprietary parts to deliver higher quality transmissions.

Allison 1000

With over 11 years experience in the industry, you can rest assured knowing that the knowledge and expertise behind our products is tried and true.