Upgrade your fuel system with our selection of International LoneStar Fuel Tank Caps. Made from premium materials like brass and aluminum, these caps ensure a secure, leak-resistant fit for your fuel tank. Shop vented, non-vented, or locking options to keep your rig running smoothly. These durable, high-quality caps enhance your truck's performance, fuel efficiency, and appearance. Find the perfect accessory for your LoneStar to keep your fuel secure and your truck looking its best.