3rd & Mill Automotive LLC

welcome to 3rd & Mill Automotive

We believe automotive service should be about more than simply fixing a vehicle—it should be about building relationships, earning trust, and providing our customers with the highest level of service possible.

Located in Coraopolis, Pennsylvania, just outside of Pittsburgh, 3rd & Mill Automotive is a full-service automotive facility offering preventative maintenance and repair, automotive parts and accessories, wheels and tires, professional detailing, and commercial vehicle upfitting. We proudly work with cars, trucks, vans, SUVs, trailers, RVs, and other specialty vehicles.

Our Commercial Vehicle Upfitting Department provides customized solutions for businesses, contractors, fleets, and professionals who depend on their vehicles every day. From truck caps and van upfitting to specialized equipment and accessories, we help businesses build vehicles that work as hard as they do.

We also offer a wide selection of aftermarket and factory parts, accessories, wheels, and tires, allowing our customers to conveniently handle many of their automotive needs in one place.

What truly sets us apart is our personal approach. We take the time to understand what our customers need, explain their options, and provide honest recommendations without unnecessary pressure. Whether you are bringing in your daily driver for routine maintenance, upgrading your truck, maintaining a fleet, or looking to give your vehicle a professional detail, our goal is to make every experience straightforward, transparent, and positive.

We service all makes and models, and we are committed to treating every vehicle—and every customer—with the same level of care and attention to detail.

our services

preventative maintenance

Keep your vehicle running safely, reliably, and efficiently with professional preventative maintenance services. From oil changes, fluid services, tire rotations, brake inspections, filters, battery checks, and TPMS services to routine inspections and manufacturer-recommended maintenance, we help identify potential issues before they become costly repairs. Our goal is to keep your vehicle performing at its best while helping extend its life and providing you with confidence every time you get behind the wheel.

parts & accessories

We offer a wide selection of factory and quality aftermarket parts and accessories to maintain, protect, and personalize your vehicle. Our selection includes tonneau covers, floor mats, seat covers, toolboxes, running boards, truck bed accessories, lighting, towing equipment, and more. Whether you're upgrading your truck, outfitting a work vehicle, or adding comfort and convenience to your daily driver, we're here to help you find the right products for your needs.

commercial vehicle upfitting

We specialize in work truck and van upfitting solutions designed to keep your business organized, efficient, and ready to work. Our offerings include van shelving, cabinets, partitions, ladder racks, lighting, and a wide range of commercial vehicle equipment and accessories. Whether you're outfitting a single work vehicle or an entire fleet, we can help create a setup tailored to the way you work.

electronics & lighting

Upgrade your vehicle with the latest electronics and lighting solutions. We offer car audio components, remote starters, security systems, backup and drive cameras, upgraded lighting, off-road lighting, warning lights, and more. Whether you're looking to improve convenience, safety, visibility, or your vehicle’s technology, we can help you find the right solution.

detailing - ppf - ceramic coatings

Keep your vehicle looking its best with professional detailing services for both individual customers and commercial fleets. From routine cleanups to complete interior and exterior detailing, we help restore and maintain your vehicle’s appearance. For added protection, we also offer paint protection film (PPF) and ceramic coatings designed to help protect your vehicle’s finish from everyday wear, road debris, environmental elements, and contaminants while making it easier to keep clean.

window tinting & graphics

Enhance your vehicle’s appearance, comfort, privacy, and protection with professional window tinting and vehicle graphics. We offer a variety of tinting options for cars, trucks, SUVs, and commercial vehicles, along with custom vehicle graphics, decals, lettering, and branding solutions. Whether you're personalizing your vehicle or promoting your business on the road, we can help create a clean, professional look that fits your needs.

rv & Trailer parts, accessories, & gear

Get ready for your next adventure with a selection of RV and trailer parts, accessories, and camping gear. From hitch and towing equipment, electrical components, storage solutions, and replacement parts to camping accessories and outdoor gear, we have products to help make your travels more comfortable, convenient, and enjoyable. Whether you're maintaining your RV or trailer or preparing for your next camping trip, we're here to help you find the gear you need.

powersports parts, accessories & gear

Get your ATV or UTV ready for the trail with a selection of parts, accessories, and gear designed for off-road enthusiasts. We offer replacement and maintenance parts, lighting, storage solutions, performance upgrades, protective accessories, recovery equipment, and more to help you customize and equip your machine. We also carry select products for motorcycles and other powersports vehicles. Whether you're working, exploring, or enjoying the weekend, we can help you get your ride ready for wherever the trail takes you.

wheels & tires

From factory replacement wheels and tires to custom upgrades, we offer options to fit your vehicle and your needs. Whether you need dependable tires for everyday driving, replacement wheels, or a custom wheel and tire package to give your vehicle a completely new look, our team can help you find the right fit, style, and performance.