Protect your fuel tanks and add some style with custom-fit covers and bras made for Peterbilt 330, 335, and 337 models. What Makes Them Great? Tough, weather-resistant materials like quilted vinyl. Tons of colors to match your truck's look. Skirt lengths from 3 to 16 inches for a personalized fit. Built to last and enhance your truck's appearance. Whether you want to shield your tanks from the elements or give your rig a fresh, custom look, these covers and bras have you covered. Style and protection in one neat package!