Flex Fuel Sensor

The Chevrolet Performance Flex Fuel Sensor, replacing GM part numbers 13577429 and 13507129, is a crucial component for enabling your vehicle to utilize E85 and other alternative fuel blends. This sensor features a compact design with a quick-disconnect 3/8" I/O fitting for straightforward installation. It integrates seamlessly into your vehicle's fuel system, providing the engine control module (ECM) with the necessary data to make real-time adjustments to air/fuel mixture and ignition timing. The three-wire harness includes dedicated connections for ground, power, and the signal output to the ECM, ensuring reliable communication. While the exact fitment details may vary depending on your specific vehicle's setup and any required adapters, this sensor is known to be compatible with GM-style flex fuel systems. Its functionality allows for increased performance and flexibility in fuel choices, adapting your engine's calibration dynamically to the fuel being used.