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Vehicle Info Needed6LS Ignition Adapter Harness 58x/4x Front Cam Sensor
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Lowest Price Guarantee- 6LS Ignition Adapter Harness
- LS2 (Late), LS3, LS7, LS9
- For Use With 121-6014
- 58x/4x
- Front Cam Sensor
Emission Code 3: This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
1965 and older U.S. manufactured California Certified vehicles
1967 and older U.S. manufactured Federally Certified vehicles
1967 and older Foreign manufactured vehicle
Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street. - Designed for use with MSD 6LS Ignition Control PN 6014
- Additional coverage for various crank / cam sensor combinations
- Uses factory connectors for direct plug-in, easy installation
Give Your GM LS Engine the Spark it Deserves
MSD Ignition Controllers for EFI or carburetor-equipped engines are compact ignition controllers that simplify installation by using matching factory-type connectors for direct plug-in for the coils, crank sensor, MAP sensor, and cam sensor. The controllers allow you to map a timing advance curve using Pro-Data+ software and also feature a programmable 2-step rev limiter, a vacuum advance curve, and a step retard
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Unlock the full performance potential of your LS-powered build with MSD Ignition Controllers for GM Gen III/IV LS Engines. Designed specifically for LS1, LS2, LS3, LS6, and other Gen III/IV engines, these ignition controllers give you the advanced tuning capabilities needed for high-performance applications—without relying on the factory ECU.
Whether you're running a carbureted or EFI setup, MSD ignition controllers simplify engine swaps and custom builds by offering precise control over ignition timing, rev limits, and more. With integrated MAP sensor compatibility and customizable timing maps, these units allow fine-tuned adjustments that help you dial in power exactly where you need it.
Built with racers and hot rodders in mind, the system provides seamless integration with your MAS ignition components and aftermarket sensors. You’ll also benefit from the proven reliability and power delivery of the MSD ignition system, engineered to withstand high-RPM and high-heat conditions under the hood.
Pair it with a high-performance MSD ignition coil for even stronger spark energy, improved combustion efficiency, and increased throttle response. Whether you're building a street machine or track-ready beast, these controllers offer unmatched flexibility and performance.
If you're ready to take your LS build to the next level, trust MSD to deliver the tools and tech to make it happen. Precision, performance, and ease of installation—all in one controller.
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