Top-Quality Semi-Truck Parts in the Heart Of The RGV- Order Now!
Are you tired of downtime and costly repairs for your semi-truck? Look no further! Our extensive selection of semi-truck parts are engineered to deliver reliable performance mile after mile. From engines to transmissions and everything in between, we’ve got you covered.
Your One Stop Shop for Semi-Truck Parts in South Texas
At USA 1 Diesel, we’re more than just a store – we believe our work helps to support the incredible work truckers do to keep the world moving. With our exceptional customer service and vast inventory, you’ll never have to compromise on quality, material, or price. Plus, every item we offer comes with clear warranty information and our industry-leading return policy.
Your satisfaction is always our top priority. That’s why we offer the best aftermarket semi-truck parts at the best prices available online, all delivered locally or available for pickup at our store in Peñitas, Texas. With USA 1 Diesel, you’ll enjoy comfort, safety, and savings while your truck runs better than ever. Let us prove it to you today!
Some of the Brands We Carry
At USA 1 Diesel, we’re dedicated to helping drivers everywhere achieve their vision for their big rig, pickup truck, RV, or camper. Our wide selection of aftermarket semi-truck parts and accessories, chrome options, and compatibility with personal vehicles and trailers are all designed to deliver the high-quality alternatives you need. Whether you need OEM replacements or semi-truck collision parts, we’ve got you covered with the options that you deserve.







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