Comp Cams TOOL, GM CAM PHASER Data Logger Compatible Includes H16 12v/19w fog light

Includes H16 12v/19w fog light bulbs

Simple installation with factory-style fitment

Flush your cooling system thoroughly before install

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Do I need to clean or prep the filter before it goes in

Comp Cams TOOL, GM CAM PHASER Data Logger Compatible Includes H16 12v/19w fog lightGM Gen IV VVT Cam Phaser Limiter Tool Cam phasers are specially designed, computer controlled cam gears that automatically optimize camshaft timing based on the current engine rpm. Currently they are used in all 2005 and newer Ford Modular 3 Valve and all 2007 and newer GM L92 engines. Engine oil is pressure fed to the cam phasers through a series of passageways in the cylinder heads and camshafts. The engine computers control solenoids that adjust