6.6L gas, ac delco. Express 2500. 6.6l. Express 3500. 6.6l. Savana 2500. 6.6l. Savana 3500. 6.6l. 6.2L.

4.3L, 2018-19. Express, savana. 4.3l. Wire set. 6.6L gas. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Spark plug wire. Corvette. 6.2L supercharged, acdelco #758dd. Durable to help transfer high voltage pulses without damage This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Engine Control Module (ECM) Bracket

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

Engine Camshaft Position Sensor

5.3 & 6.2L. Express, savana. 6.6L gas. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 4.3L. Corvette. Helps ensure camshaft phasers are optimally positioned

Sends signals to the engine control module (ECM) to adjust timing Helps prevent damage to the engine caused by pre-ignition