Features: 1. Applicable Model: The main harness is compatible with LS1, LS2, LS6 to LS3, LS9, LSA engines. Please verify compatibility with your vehicle before purchase to s. 2. OE Number: Reference part number is 558-416. Confirm this matches your required OE number to prevent incorrect purchases. 3. Durable Material: The sensor adapter main harness is constructed from durable, reliable materials, resistant to high temperatures and wear, ensuring long service life. 4. Improved Performance: The sensor adapter harness provides more accurate and stable sensor readings, enhancing engine combustion efficiency and overall performance. 5. Ideal Replacement: This sensor adapter wiring harness is a direct replacement for damaged or worn components, ideal for vehicle repair and maintenance, ensuring proper vehicle operation. Specification: Item Type: MAP Sensor Adapter Harness Material: ABS, Plastic OEM: 558-416 Fitment: For LS1, LS2, LS6 to LS3, LS9, LSA Gen 3 to Gen 4 Engines Package List: 1 x MAP Sensor Adapter Harness