See also:

Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control ...

Under the Hood
Like the regular all-wheel-drive Escalade and the Escalade ESV, the Escalade EXT uses a 6.0-liter V-8 that produces 345 horsepower and 380 pounds-feet of torque. The engine teams with a four-speed ...

Accessories and Modifications
Adding non-dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions s ...