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PRODUCT OVERVIEW
The AF49-1506 is a complete standalone replacement wiring harness for GM LS series engines. It is designed to support retrofits into older muscle cars, street rods and newer non-emissions-controlled vehicles using manual T56/TR6060 or 4L60 automatic transmissions.
KEY FEATURES
- Standalone, plug-and-play LS engine wiring solution.
- Suitable for LS engine swaps with T56/TR6060 manual or 4L60 automatic transmissions.
- Simple 4-wire hook-up: switched power, constant power and ground connections.
- Constructed with new GM Delphi connectors for reliable connectivity.
- High-temperature automotive-grade wiring for long-term durability.
- Sliding grommet seal for clean and adjustable firewall pass-through.
- Approximately 4–5 ft length from rear of cylinder head to PCM mounting location.
- PCM designed to mount under the vehicle dashboard.
APPLICATION NOTES
- Intended for retrofit and conversion projects using GM LS series engines.
- For use in vehicles that do not require factory emissions control integration.
- Professional installation is recommended for optimal performance and reliability.
- Verify compatibility with your specific engine, transmission and PCM prior to purchase.
SPECIFICATIONS
- Part number: AF49-1506.
- Engine family: GM LS series.
- Transmission compatibility: T56/TR6060 manual, 4L60 automatic.
- Harness type: standalone, complete engine harness.
- Connectors: new GM Delphi style.
FITMENT DISCLAIMER
No specific vehicle compatibility is provided for this part. Always confirm fitment with your engine, transmission and control module combination before ordering.