
Dorman 574-221 Fuel Tank Filler Neck
Fuel Tank Filler Neck for Toyota Avalon
Dorman 574-221 is a replacement fuel tank filler neck engineered for specific Toyota Avalon applications. It is built from steel with a black finish and includes a vent line attached for a direct repair on vehicles with a leaking or damaged filler neck.
Key Features
- Steel construction for fuel system durability
- Black finish
- Vent line attached
- Compatible with gas fuel systems
- Twist cap type
- Outside diameter: 1.375 in.; fill pipe inside diameter: 1.25 in.
- Length: 27.5 in.
Detailed Description
This Dorman fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck design for specific vehicle years, makes, and models. It is a direct replacement for Toyota Avalon fuel tank filler neck applications, including 2007-2012 Toyota Avalon and 2006 Toyota Avalon from 10/06. Part number 574-221 is also referenced for related applications under 7720107070 and FN1083.
Use 574-221 when the original filler neck has corrosion, cracking, or leakage at the fuel inlet area. The steel tube, attached vent line, and OE-style dimensions help restore proper fuel filling and vapor routing on Toyota Avalon models.
What It Helps Fix
- Fuel odor caused by a leaking filler neck
- Visible rust or corrosion on the fuel inlet tube
- Cracks or pinholes in the original neck assembly
- Fuel splashback during refueling
- Vent line damage affecting fuel tank venting
Installation Notes and Tips
Verify vehicle fitment by year and build date before installation. This fuel filler neck is for gas applications and does not include a fuel cap, hose, clamps, or mounting hardware. Confirm the twist-cap style and dimensional match before removing the original part. Inspect the surrounding filler area, vent routing, and sealing surfaces during service.
Quality Assurance
Dorman tests this replacement filler neck to match the original part form and function for the listed Toyota Avalon applications. The design is intended to provide a reliable repair for fuel system service on 2006-2012 Toyota Avalon models.
Dorman 574-221 Fuel Tank Filler Neck
Fuel Tank Filler Neck for Toyota Avalon
Dorman 574-221 is a replacement fuel tank filler neck engineered for specific Toyota Avalon applications. It is built from steel with a black finish and includes a vent line attached for a direct repair on vehicles with a leaking or damaged filler neck.
Key Features
- Steel construction for fuel system durability
- Black finish
- Vent line attached
- Compatible with gas fuel systems
- Twist cap type
- Outside diameter: 1.375 in.; fill pipe inside diameter: 1.25 in.
- Length: 27.5 in.
Detailed Description
This Dorman fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck design for specific vehicle years, makes, and models. It is a direct replacement for Toyota Avalon fuel tank filler neck applications, including 2007-2012 Toyota Avalon and 2006 Toyota Avalon from 10/06. Part number 574-221 is also referenced for related applications under 7720107070 and FN1083.
Use 574-221 when the original filler neck has corrosion, cracking, or leakage at the fuel inlet area. The steel tube, attached vent line, and OE-style dimensions help restore proper fuel filling and vapor routing on Toyota Avalon models.
What It Helps Fix
- Fuel odor caused by a leaking filler neck
- Visible rust or corrosion on the fuel inlet tube
- Cracks or pinholes in the original neck assembly
- Fuel splashback during refueling
- Vent line damage affecting fuel tank venting
Installation Notes and Tips
Verify vehicle fitment by year and build date before installation. This fuel filler neck is for gas applications and does not include a fuel cap, hose, clamps, or mounting hardware. Confirm the twist-cap style and dimensional match before removing the original part. Inspect the surrounding filler area, vent routing, and sealing surfaces during service.
Quality Assurance
Dorman tests this replacement filler neck to match the original part form and function for the listed Toyota Avalon applications. The design is intended to provide a reliable repair for fuel system service on 2006-2012 Toyota Avalon models.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Fuel Tank Filler Neck for Toyota Avalon
Dorman 574-221 is a replacement fuel tank filler neck engineered for specific Toyota Avalon applications. It is built from steel with a black finish and includes a vent line attached for a direct repair on vehicles with a leaking or damaged filler neck.
Key Features
- Steel construction for fuel system durability
- Black finish
- Vent line attached
- Compatible with gas fuel systems
- Twist cap type
- Outside diameter: 1.375 in.; fill pipe inside diameter: 1.25 in.
- Length: 27.5 in.
Detailed Description
This Dorman fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck design for specific vehicle years, makes, and models. It is a direct replacement for Toyota Avalon fuel tank filler neck applications, including 2007-2012 Toyota Avalon and 2006 Toyota Avalon from 10/06. Part number 574-221 is also referenced for related applications under 7720107070 and FN1083.
Use 574-221 when the original filler neck has corrosion, cracking, or leakage at the fuel inlet area. The steel tube, attached vent line, and OE-style dimensions help restore proper fuel filling and vapor routing on Toyota Avalon models.
What It Helps Fix
- Fuel odor caused by a leaking filler neck
- Visible rust or corrosion on the fuel inlet tube
- Cracks or pinholes in the original neck assembly
- Fuel splashback during refueling
- Vent line damage affecting fuel tank venting
Installation Notes and Tips
Verify vehicle fitment by year and build date before installation. This fuel filler neck is for gas applications and does not include a fuel cap, hose, clamps, or mounting hardware. Confirm the twist-cap style and dimensional match before removing the original part. Inspect the surrounding filler area, vent routing, and sealing surfaces during service.
Quality Assurance
Dorman tests this replacement filler neck to match the original part form and function for the listed Toyota Avalon applications. The design is intended to provide a reliable repair for fuel system service on 2006-2012 Toyota Avalon models.












