ACDelco has a full line of high-quality Thermostats and Caps for many makes and models on the road today. Through our premium aftermarket product lines, our thermostats cover a wide range of designs and temperature ratings to meet your needs. We also offer fuel caps, radiator caps, and oil filler/breather caps to replace your worn equipment.

ACDelco has a full line of high-quality Thermostats and Caps for many makes and models on the road today. Through our premium aftermarket product lines, our thermostats cover a wide range of designs and temperature ratings to meet your needs. We also offer fuel caps, radiator caps, and oil filler/breather caps to replace your worn equipment.

AC Delco fuel pressure relief valve cap's built a reputation in the automotive industry for quality and craftmanship. We manufacture fuel pressure relief valve cap's for virtually every automobile on the road today. AC Delco fuel pressure relief valve cap's are available for on and off road use and are designed for all weather conditions.

The ACDelco GM Original Equipment Regular Fuel Cap is a threaded cap that seals your vehicle's fuel tank filler, and is a GM-recommended replacement for your vehicle’s original component. The fuel cap has a rubber gasket that provides a liquid-tight seal to keep fuel in and water and dirt out. The cap may have a check-valve that lets air in or out depending on the air pressure inside the tank.

The ACDelco Professional, premium aftermarket Regular Fuel Cap is a threaded cap that seals your vehicle's fuel tank filler, and is a high quality replacement for many vehicles on the road today. This premium aftermarket replacement regular fuel cap is manufactured to meet your expectations for fit, form, and function. AC Delco fuel tank cap's built a reputation in the automotive industry for quality and craftmanship.

AC Delco fuel tank cap's built a reputation in the automotive industry for quality and craftmanship. We manufacture fuel tank cap's for virtually every automobile on the road today. AC Delco fuel tank cap's are available for on and off road use and are designed for all weather conditions.

AC Delco fuel tank cap's built a reputation in the automotive industry for quality and craftmanship. We manufacture fuel tank cap's for virtually every automobile on the road today. AC Delco fuel tank cap's are available for on and off road use and are designed for all weather conditions.

AC Delco fuel tank cap's built a reputation in the automotive industry for quality and craftmanship. We manufacture fuel tank cap's for virtually every automobile on the road today. AC Delco fuel tank cap's are available for on and off road use and are designed for all weather conditions.