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STI Truck Repair is a family owned and operated diesel truck repair service in Lee’s Summit, MO serving our local community and surrounding areas for years.
We understand the critical role that trucks play in your business, and that’s why we strive to deliver prompt and efficient solutions tailored to your specific needs. Whether it’s routine maintenance, major repairs, or emergency breakdown assistance, our experts are here to help you get back on the road quickly and safely.


A Reputation 60 Years in the Making

Mission Statement
Our mission is to deliver exceptional diesel truck repair and maintenance services that exceed our customers' expectations, and to get you back on the road quickly and safely, at the most competitive price.
Our Vision
Our vision is to be Kansas City's leading provider of diesel truck repair and maintenance services. We strive to be the go-to destination for truck owners and fleet managers, known for our exceptional service and expertise.
Core Values
- Excellence in All We Do
- Integrity and Honesty
- Reliability and Efficiency
- Teamwork and Collaboration
What Our Customers Have to Say









Schedule Your Appointment Today
We specialize in all of your diesel truck repair and maintenance needs. Trust your rig to the experts at STI.