· 【Replacement Part Number】15231746, 15836982, 15298497, 20880500. Customers can check the compatibility of this item by its Part OE Number.· 【Compatible Car Models】Replacement for Hummer H3 2006-2010 Adventure Sport, H3 2006-2010 Alpha Sport, H3 2006-2010 Base Sport, H3 2006-2010 Luxury Sport.· 【Perfect Match】Custom molded and precision-engineered to fit your car model's hood air vent. Perfect Fitting makes it a custom-molded hood air vent. Gives your vehicle a new style and look.· 【Material】Quality construction prevents cracking, fading, and chalking. Made of ABS plastic, good elasticity, heat resistance, and durability. Make sure maximum strength and durability for long-lasting usage.· 【Installation】NO instructions!! Only 1 x Hood Air Vent Grille. Simple to operate, no cutting or drilling required. Original factory installation accessories are highly recommended. If you have any questions, please feel free to contact us.