Give your 2003 Mustang the reliable fuel delivery it deserves with this high-quality replacement fuel pump designed specifically for your classic pony car. Whether you're dealing with hard starting, engine sputtering, or loss of power, this OEM-specification fuel pump will restore optimal fuel pressure and flow to keep your 4.6L V8 or V6 running smoothly. Engineered to meet or exceed factory standards, this pump features durable construction that withstands the demands of daily driving while maintaining consistent performance. Don't let a failing fuel pump leave you stranded – this direct-fit replacement installs easily in your existing fuel tank assembly and comes backed by our quality guarantee. Perfect for maintaining your Mustang's reliability whether it's your daily driver or weekend cruiser. Get back to enjoying that classic Mustang experience with confidence in every mile.