Westin Automotive Products Incorporated: Westin Automotive is a manufacturer of premium quality truck and SUV accessories. Westin offers many truck accessories including bull bars, grille guards, and nerf bars. Upgrading your vehicle with a Westin bull bar or grille guard adds safety as well as style to your vehicle. Westin was built on the philosophy that a product should work, look good, and last. This certifying that a product had to be designed right, made of quality materials, and that it would survive normal wear and tear for three years or more.