Collection: ACDelco

ACDelco Auto Parts — GM Original Equipment Quality

ACDelco is General Motors' official parts brand, delivering original equipment (OE) quality for Chevrolet, GMC, Buick, Cadillac, and Pontiac vehicles. When your GM vehicle calls for a specific part specification, ACDelco delivers components manufactured to the same tolerances as the parts that came in your vehicle from the factory — ensuring proper fit, function, and longevity without the guesswork of aftermarket substitutes.

ACDelco's catalog spans thousands of part numbers including spark plugs, oil filters, batteries, brakes, sensors, belts, hoses, and chassis components. Whether you're performing a simple tune-up or a major repair, ACDelco ensures your GM vehicle gets the part it was designed for.

ACDelco Categories at Texan Supply

• ACDelco Spark Plugs — professional-grade iridium and platinum plugs spec'd for GM's LS, EcoTec, Duramax, and other engine families
• ACDelco Oil Filters — multi-pass filtration with silicone anti-drain-back valves to meet GM's factory maintenance requirements
• ACDelco Sensors & Electrical — oxygen sensors, crankshaft sensors, and ignition components matched to OE specifications

For Ford vehicles, see our Motorcraft parts collection — the Ford equivalent of ACDelco's OE quality standard. Browse our full spark plug selection and oil filter catalog for side-by-side comparison across all major brands.