ZackTuned offers a range of CORE ECU harnesses designed to provide a reliable, durable solution for connecting sensors, triggers, and more to your engine. Whether you're working with Gen III or Gen IV LS engines, our harnesses deliver exceptional performance and flexibility. These wiring harnesses are built to support various applications, from Drive-By-Cable (DBC) setups to Drive-By-Wire (DBW) configurations, ensuring that your ECU is connected seamlessly for optimal performance. Main CORE ECU Wiring Harnesses: Gen III Terminated Harness (Drive-By-Cable): Designed for early Gen III LS engines, this harness is perfect for routing on Drive-By-Cable throttle body applications. Key Features: Dual Bosch 4.9 LSU sensor connectors. MAP sensor can be routed to the front or rear of the engine. EV6 injector connectors (EV6 to EV1 adapters sold separately). Pre-terminated CAN connectors for easy communication. Knock sensors routed to the engine valley. Optional GM transmission harness compatibility. Gen IV Terminated Harness (Drive-By-Wire): Designed for late Gen IV LS engines, this harness is ideal for Drive-By-Wire throttle body applications. Key Features: Cam sensor located on the front of the engine. MAP sensor routing flexibility. Knock sensors positioned on the engine block. Pre-terminated CAN connectors. Optional GM transmission harness compatibility. Flying Lead Harness: For custom applications, this harness offers flexibility with 15-ft lengths of wiring. Key Features: Four AMP ECU connectors with cavity plugs. Color-coded wiring for easy customization. Instructions and connector diagrams provided. Sub-Harnesses: GM 4L60E / 4L80E Transmission Harness: A plug-and-play harness for upgrading to a four-speed automatic transmission. Input/Output Expansion Harness: A flying lead solution for adding additional sensors, cooling fans, and electric pumps to your setup. Service Benefits: Precision and Reliability: Each harness is engineered to provide a perfect fit for your engine, ensuring reliability and optimal performance. Easy Installation: With pre-terminated connectors and detailed instructions, installation is quick and hassle-free. Customization Options: The flying lead harness offers flexibility for custom builds, while the terminated harnesses cater to specific LS engine setups.
