Description: GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are our latest in spark plug technology and an exact replacement for your vehicle's original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. 

Description: This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Helps keep engine timing and fuel injection running in sync Helps provide proper alignment, positioning, and spacing for easy installation Synchronizes engine valves and pistons for excellent engine performance

Description: Equinox, Terrain. 1.5l.

Description: 3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems - aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type