For Chevrolet Trailblazer Driving Bumper Fog Light+Adjuster (Smoke Lens) - 1st Generation Plug-n-play operation, direct bolt-on OE fitment or replacement for the stock unit Enhance visibility during night time, heavy rain, snow, or dense fog Brings a Different Appearance to Vehicle thats Great for Show Use or to Replace Old and Worn Fog Lights Application: Please check part finder on top of the page (Professional installer is highly recommended no instruction included)