The FiTech EV6 LS Injector Sub Harness Set (70050-8-2) are essential components for connecting EV6 style fuel injectors to the primary harness within FiTech Ultimate LS standalone Engine Control Unit (ECU) systems. Designed as direct replacements, these sub-harnesses ensure a secure and reliable electrical connection, crucial for optimal engine performance in LS engine swap applications. This product includes a pair of 40-inch long harnesses, providing the necessary reach for connecting the fuel injectors on a V8 engine. Specifically engineered for multi-port fuel injection systems utilizing speed density metering, the FiTech 70050-8-2 sub-harnesses are a vital part of achieving precise fuel delivery and efficient engine operation with your FiTech EFI setup.
KEY FEATURES AND BENEFITS:
- Direct Replacement: These sub-harnesses are the correct replacements for connecting EV6 fuel injectors to the primary harness in FiTech Ultimate LS kits, ensuring compatibility and proper function.
- Optimal Length: At 40 inches long, each harness provides sufficient length to reach the fuel injectors in typical LS engine configurations, simplifying installation.
- EV6 Compatibility: Specifically designed for use with EV6 style fuel injectors, ensuring a proper and secure connection to the injectors.
- Pair Included: Sold as a pair, this product provides both sub-harnesses needed to connect the fuel injectors on a V8 engine, offering convenience and value.
- Engineered for FiTech LS Systems: These sub-harnesses are specifically designed to integrate seamlessly with FiTech LS Fuel Injection systems, guaranteeing compatibility and reliable performance within that ecosystem.
- Supports Multi-Port Injection: Designed for multi-port fuel injection systems, contributing to precise fuel delivery to each cylinder.
- Compatible with Speed Density: Works with speed density fuel metering systems, a common configuration in aftermarket EFI setups.
SPECIFICATIONS:
- Brand: FiTech Fuel Injection
- Manufacturer Part Number: 70050-8-2
- Product Line: FiTech Fuel Injector Sub-Harnesses
- Part Type: Fuel Injection System Wiring Harnesses
- Fuel Injection Style: Multi-port
- Metering Style: Speed density
- Harness Length: 40 inches
- Connector Type: EV6
- Quantity: Sold as a pair
- Application Notes: Designed for use with FiTech LS Fuel injection systems.
- Compatibility: FiTech Ultimate LS Fuel Injection Systems using EV6 fuel injectors.
HOW TO USE:
- Preparation: Ensure the engine is off and the FiTech Ultimate LS system is powered down. Locate the fuel injectors on the engine.
- Disconnect Existing Harness (If Applicable): If replacing existing sub-harnesses, carefully disconnect them from both the fuel injectors and the primary harness of the FiTech system. Take note of the orientation of the connectors.
- Connect to Fuel Injectors: Take one of the FiTech 70050-8-2 sub-harnesses and connect the EV6 connector end to one of the fuel injectors. Ensure the connection is secure and fully seated.
- Connect to Primary Harness: Connect the other end of the sub-harness to the corresponding connector on the FiTech Ultimate LS primary harness. Again, ensure a secure and fully seated connection.
- Repeat for Remaining Injectors: Repeat steps 3 and 4 for the remaining fuel injectors using the second sub-harness.
- Verify Connections: Double-check all connections to ensure they are properly seated and secure.
- System Startup: Power on the FiTech Ultimate LS system and start the engine. Monitor for any issues and ensure the engine runs smoothly. Refer to the FiTech Ultimate LS system documentation for any specific setup or troubleshooting steps.
BENEFITS OF USING FITECH EV6 LS INJECTOR SUB HARNESS SET (70050-8-2):
- Ensures Proper Connection: Designed specifically for FiTech LS systems and EV6 injectors, guaranteeing a correct and reliable electrical connection for optimal fuel delivery.
- Facilitates Easy Installation: The 40-inch length and correct connectors simplify the process of wiring fuel injectors in LS engine swaps using FiTech systems.
- Reliable Performance: Using the correct replacement harnesses helps maintain the reliability and performance of your FiTech fuel injection system.
- Direct Replacement Solution: Eliminates the need for custom wiring or modifications when connecting EV6 injectors to FiTech LS systems.
- Complete Set: Sold as a pair, providing all the necessary harnesses for connecting a V8 engine’s fuel injectors.
FEATURES:
- EV6 Connector Type: Specifically designed to mate with EV6 style fuel injector connectors.
- 40-Inch Length: Provides ample reach for connecting injectors in various LS engine configurations.
- Direct Plug-and-Play Design: Engineered for seamless integration with FiTech Ultimate LS primary harnesses.
- Durable Construction: Built with quality materials to withstand the engine environment.
- Color-Coded Connectors (Potentially): May feature color-coded connectors for easy identification and correct connection (verify with product documentation).
- Secure Locking Mechanism: Connectors are designed to lock securely onto the injectors and primary harness, preventing accidental disconnection.
- High-Quality Wiring: Utilizes appropriate gauge and insulation for reliable signal transmission.








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