DORMAN 577-339 FUEL FILLER NECK TUBE 2011-2013 GM SILVERADO/SIERRA 2500HD EXTENDED CAB | 2011-2016 GM SILVERADO/SIERRA 3500HD SRW CAB & CHASSIS 6.6L DIESEL

Detailed Applications

Product Specifications

OE Numbers

The Dorman 577-339 Fuel Filler Neck Tube is an essential component designed specifically for 2011-2013 GM Silverado/Sierra 2500HD Extended Cab and 2011-2016 GM Silverado/Sierra 3500HD SRW Cab & Chassis with a 6.6L Diesel engine. If you're experiencing fuel filler neck leaks, this precision-engineered replacement offers a reliable solution that meets or exceeds the original equipment specifications.

Constructed from durable, corrosion-resistant materials, this fuel filler neck is built to withstand the rigors of daily driving while minimizing the potential for future failures. The robust design underscores a commitment to longevity and performance, making it a smart investment for your vehicle. Each fuel filler neck undergoes thorough testing to ensure that it mirrors the original design, providing an effortless fit, hassle-free installation, and peace of mind.

With a length of 73 inches and an outside diameter of 1 inch, this product is engineered for optimal compatibility. It includes several essential components, such as four hoses and a ground wire, providing everything needed for a complete and thorough installation. While a fuel cap is not included, this product complies with all necessary emission and inspection standards, ensuring that it meets regulatory requirements.

The Dorman 577-339 Fuel Filler Neck Tube is backed by a dedicated team of engineers and quality control experts located in the United States, ensuring that each unit meets high-quality standards. OE numbers 20942297, 20945941, and 22788094 from General Motors confirm its fitting accuracy and reliability. By selecting this replacement part, you’re not just choosing quality; you’re investing in the integrity and performance of your vehicle.