Your 1999 GMC Sierra 1500 deserves some love, and nothing looks better on a 1999 Sierra 1500 than a new specialty grille. Shop all our specialty billet grilles for 1999 GMC Sierra 1500s, and choose the perfect specialty grille for you. With so many designs to pick from, you're sure to find something you'll love. If you every have any questions, don't hesitate to give RealTruck a call at 877-216-5446. We've got people by the phones 7 days a week.