Fitment: Compatible with 1998-2004 Chevrolet S10; Compatible with 1998-2005 Chevrolet Blazer; Compatible with 1998-2001 GMC Jimmy; Compatible with 1998-2001 Oldsmobile Bravada; Compatible with 2004 GMC Sonoma. Replacement for 15046437, 15046436, 15046432 Material: High-quality ABS plastic in graphite plus dark gray for long-lasting color and shape Function: Replaces the factory defrost grille and speaker cover, restores dash lines, hides cracks or sun fade, and maintains proper airflow to the windshield while keeping speaker sound clear on 1998-2005 Blazer, 1998-2001 Jimmy & Bravada, 1998-2004 S10, 2004 Sonoma Installation: Press the defrost grille into place using its built-in clips; then secure the speaker cover with the screws—no drilling or cutting required Note: Designed for models without a sensor hole. If your vehicle has a dash-top sensor, leave it under the grille or cut a suitable opening. No special tools required. Items ship in two separate packages