Product Description Taillights are very important parts of a vehicle since they allow you to see the rear surroundings of your car and give other drivers indications of your future action so that they will keep a safe distance from you. Fitment 1999-2006 Chevy Silverado2007 Chevy Silverado Classic Body Style1999-2003 GMC Sierra Professional installation would be highly recommended Features 1. Effective Vents, Prevent FoggingU-shaped tubes are designed to let the fresh air in and vent the moisture or heat to prevent the lens from fogging or melting around the bulbs due to the overheating of light output.2. Seamless Structure, Excellent Water ResistanceEach component of this tail light assembly set is seamlessly jointed, solid & durable enough to withstand great vibration, and has a good waterproof performance to prevent moisture.3. Chrome-plated design, More BrighterChrome-plated design improves luminance to the back of your vehicle, which makes your vehicle easier to be seen in the dark and reminds the drivers following behind to keep a safe distance.4. Impact-resistant Housing & Clear LensSuperior housing with cooling tubes features strong thermal stability and impact resistance; a Clear lens with multi-layer protection can resist UV or any harsh weather while ensuring good light transmittance.5. Plug-n-Play InstallationBolt-on style makes your installation a breeze, just takes 5-10mins to finish; When installing the bulbs, please align the middle of the bulb socket & rotate to lock firmly(Note: Bulb Not Included). Package Included 1 pair Taillight Housing(Driver side & Passenger side) [specification] Specification Brand YITAMOTOR Material ABS Plastic Housing / Polycarbonate Lens Housing Color Black Lens Color Smoke Bulb Type LED(Not included) Interchange Part Number 19169004, 19169005, 19169017, 19169018, GM2800174, GM2801174, GM2800186, GM2801186 Package included 1 pair Taillight (Driver side & Passenger side) Warranty 1 Year [/specification] California Residents: Prop 65 WarningWARNING: Cancer and Reproductive HarmVisit: Prop 65 Warning [des] - Waterproof Coating to Prevent Water and Dust- Plug-N-Play, No Need Modification or Drilling- Made from ABS & PC, Durable and impact-resistant- LED Tube &LED Taillight Source, Superior Lighting- 1 Year Warranty and 7/24 Hours Customer Services [/des]