Performance Transmission Tucson - Car, Truck, Diesel, Rebuilt, New, AftermarketTransmission Outlet offers professional custom and high-performance engine and transmission modifications for gas and diesel cars and trucks. We’ve earned a reputation for optimizing performance in diesel cars and trucks throughout the Tucson area.

Do you need increased horsepower to get the better performance from your vehicle?  Want better mileage?  Or do you want to optimize your towing capability with an increase of power and fuel efficiency? Perhaps you want racecar performance from your car. We can help you do this in small steps or go all the way…

For example—For less than a $3,000 investment, we can take a 2005 F-350 with a 6.0 diesel and install:

  • aFe cold-air intake
  • 4” stainless catalytic converter eliminator exhaust
  • Sinister EGR delete kit
  • SCT 30-15 tuner

Produced 780hp at the wheels on a dynamometer in Phoenix!

We are a specialty performance parts and service shop conveniently located in Tucson. We provide our customers with the industry’s highest quality services, techniques, parts, service, and advice. We offer performance parts and in-house services including dyno-tuning, complete engine builds, parts installation, and repair. Our attention is focused on delivering dependable performance.

We are your premier dealer for service repair and installation for all of these performance lines and more for GAS and DIESEL engines—

  • Sinister Diesel
  • SCT
  • Predator Diesel Power Specialists
  • Bully Dog
  • aFe Power

Performance Transmission Tucson – Car, Truck, Diesel, Rebuilt, New, Aftermarket

We are dedicated to providing the best possible customer service possible. Please be sure to go to our Shop Specials section for our current promotions and specials. Come by and visit our clean and professional shop, and meet our qualified professional transmission specialists today—just call 520-882-8210, email us at, or drop by our shop at 1050 S. Euclid in Tucson. We’re open 8:00 a.m. till 5:00 p.m. Monday through Friday (closed on weekends, but other times are available by appointment).