Great customer service, very affordable and quality repairs from them…read more they fixed and serviced my fleet of 10 Peterbilts 386 in 2 days and gave me a 15% discount for the extensive repairs i needed they are super convenient with their mobile service units and their mechanics are very knowledgeable and honest people Patrick made sure all my oil and air leaks were fixed and not leaking anymore and fixed some electric issues on my trailers that other mechanics couldn't find we will keep them busy all year long since they saved me thousands of dollars and time thanks guys!

From the owner: At Texas Fleet Services, we specialize in diesel truck repair, heavy equipment diagnostics, and…read morefull fleet maintenance solutions. Our certified technicians are equipped for both on-site and roadside repairs — from engine diagnostics and suspension work to welding, hydraulics, and electrical systems. We go above and beyond to deliver fast, thorough, and trustworthy service. Whether it’s a breakdown on the highway or regular maintenance at your site, we treat every job like it’s our own. Your satisfaction and safety comes first, and we back our work with a 12-month / 12,000-mile warranty. We proudly serve owner-operators,companies, fleet managers, RV travelers, and construction crews — available 24/7 and ready to roll anywhere in Texas.

Big "Thank You," to STP Diesel for their outstanding customer service and professionalism. I drove…read morefrom Austin, Texas to Houston just to have STP Diesel install my "Banks Power - Oil Pan," on my 2025 GMC 2500HD diesel. STD Diesel took their time and explained to me some do's and don'ts of owner a diesel truck, as well as what after makers upgrades, I may want to consider in the future, but more importantly what upgrades to avoid. I was really impressed with how patient they were with answering all of my questions and concerns about having my oil pan installed and appreciated the fact that their employees were all willing to answers my questions. Keep up the good work, and I will return soon with some more upgrades to add! Many Thanks, JGB

Excellent service and quality. Extremely busy but worth the wait. Quality work and recommendations…read morefor things that should be monitored for future repairs.