Performance Online Classic Performance Parts & Upgrades

Performance Online manufactures and supplies high-quality classic car performance parts designed to improve safety, drivability, and reliability without compromising originality. Specializing in GM, Ford, and Mopar platforms from the 1940s through the 1980s, we make it easier to upgrade your vehicle with bolt-on solutions engineered for real-world performance.

Whether you're restoring a classic muscle car, upgrading braking performance, improving steering response, or modernizing suspension components, Performance Online delivers direct-fit solutions designed to install cleanly and perform reliably.

All products are engineered for specific vehicle applications using factory-style mounting points wherever possible, helping you upgrade your classic car without custom fabrication or unnecessary modifications.

What We Make

Performance Online products are focused on improving the core systems that matter most in classic car performance: braking, steering, suspension, and drivetrain reliability.

Brake System Upgrades

Our brake upgrades are designed to dramatically improve stopping power and safety compared to factory drum or early disc systems. Options include disc brake conversion kits, power brake boosters, master cylinders, proportioning valves, and complete brake system packages.

These systems are engineered for classic GM, Ford, and Mopar vehicles and are built to provide modern braking performance while maintaining OEM-style fitment and compatibility.

Suspension Systems & Components

Upgrade your ride quality, handling, and stance with Performance Online suspension systems. We offer control arms, coil spring kits, sway bars, bushings, and complete suspension packages designed to replace worn factory components with modern performance geometry.

Whether you're restoring factory ride quality or improving cornering performance, our suspension solutions are built for bolt-on installation and long-term durability.

Steering Upgrades

Improve steering feel, responsiveness, and safety with steering system upgrades, including power steering conversion kits, steering boxes, columns, and linkage components.

Performance Online steering kits are designed to eliminate excessive play, reduce steering effort, and bring modern drivability to classic vehicles.

Replacement & Restoration Components

In addition to performance upgrades, Performance Online offers a wide range of replacement components for classic vehicles including hardware, brackets, fittings, and restoration parts designed to support complete rebuilds.

Why Performance Online

Performance Online focuses exclusively on classic car platforms, engineering parts that are designed to fit correctly the first time without guesswork or fabrication. Every product is built around bolt-on installation, OEM-style compatibility, and real-world drivability improvements. Whether you're restoring a weekend cruiser or building a high-performance classic, our parts are designed to modernize performance while preserving the character of your vehicle.

We support thousands of applications across GM, Ford, and Mopar platforms and continue expanding coverage for the most popular classic car builds in the U.S. Installation resources and support materials are available to help guide both DIY installers and professional shops through every step of the process.