Range Technology AFM+ Active Fuel Management for GM Color:Blue you can rely on B&W

you can rely on B&W Trailer Hitches

Grabner D7094 179°C (355°F) Viscosity

Ball Size: 2-5/16" x 2"

8690 Density

replace drain plug

Range Technology AFM+ Active Fuel Management for GM Color:Blue you can rely on B&WEnhanced Fuel Economy Active Fuel Management, available on most GM trucks and SUVs, helps lower fuel costs by enabling V8 engines to behave like four cylinder engines when cruising with light loads, while seamlessly unleashing their full muscle whenever needed. The AFM+ device allows the vehicle to run in 4 cylinder mode more often, for improvements in efficiency. Features: Simply plug in Range into your onboard OBD II port and it instantly begins