Mopar Performance Electronic Ignition Switch Control Module

Mopar Performance Electronic Ignition Switch Control Modules: Factory Expertise Meets Performance Engineering

When it comes to ignition reliability on classic Mopar-powered vehicles, few names carry more credibility than Mopar Performance. As the official performance and parts division of what is now Stellantis, Mopar Performance has spent decades engineering ignition solutions that Dodge, Plymouth, and Chrysler enthusiasts trust on the street, the strip, and the show circuit. Their Electronic Ignition Switch Control Modules represent that same commitment to precision — delivering the kind of spark control that powered legendary muscle car builds from the factory floor to the race track.

A Legacy Built on Ignition Innovation

Mopar Performance's ignition control heritage runs deep. Since the 1950s, Mopar has been involved in motorsports, helping transform performance pioneers into legends. That racing DNA flows directly into their Electronic Ignition Switch Control Module lineup. The solid-state internals of Mopar's performance ignition control units are engineered to provide a more consistent, hotter spark for better performance, with rock-solid dwell control at high RPM. This wasn't just a street upgrade — it was the same technology Chrysler developed through their Direct Connection performance catalog for serious builders.

Among the most celebrated products in this lineage is the iconic Mopar Performance Electronic Control Unit. The famous Chrysler electronic ignition controller, the Mopar Performance "Orange Box" (part no. P4120505), has remained a go-to solution for Mopar enthusiasts. Chrysler also developed higher-RPM-capable Chrome (8,000 RPM) and Gold (12,000 RPM) ignition control boxes for the high-winding crowd , making it possible to match the right module to the demands of any build — from a mild street machine to an all-out drag car.

Engineered to Fit Your Mopar Harness

One of the most practical advantages of a genuine Mopar Performance ignition control module is seamless integration with the existing electrical architecture of classic Mopar vehicles. The electrical connector on Mopar Performance ignition control units plugs into all Mopar OEM and Mopar Performance wiring harnesses. This compatibility extends to both 4-pin and 5-pin harness configurations , eliminating the guesswork and custom wiring that aftermarket alternatives often require. A replacement wiring harness and ballast resistor are also available to repair or upgrade the ignition system , making it easy to complete a full ignition refresh using matched components.

A Mopar Performance electronic ignition kit typically includes a vacuum advance distributor, wiring harness, electronic control unit (ECU), ballast resistor, and wiring connectors — everything needed to bring an aging or points-based ignition system into the modern era. Installation is simple and can be accomplished with basic automotive tools.

Why Choose Mopar Performance for Ignition Control?

• Factory-Correct Fit: Designed specifically for A-body, B/RB, and Street HEMI ignition systems used in classic Dodge, Plymouth, and Chrysler vehicles.
• Plug-and-Play Compatibility: Plugs into all Mopar OEM and Mopar Performance wiring harnesses, whether the harness or vehicle was designed for 4 or 5-pin ignition control units.
• Performance Pedigree: Mopar continues to honor its heritage by supporting both professional and amateur racing, ensuring that what's tested on the track proves worthy on the streets.
• Tiered Performance Options: From street-duty Orange Box units to high-RPM Chrome and Gold Box variants, Mopar Performance offers ignition control solutions across a wide range of performance levels.

Whether you're restoring a numbers-matching classic or building a dedicated track car, a Mopar Performance Electronic Ignition Switch Control Module delivers the reliability and performance integrity that only the original manufacturer can guarantee. Explore the full Mopar Performance brand catalog or browse all Electronic Ignition Switch Control Modules to find the right unit for your build.