Spectra FN1000 Fuel Filler Neck

Spectra FN1000 Fuel Tank Filler Neck

The Spectra FN1000 fuel tank filler neck is an OE-style replacement for select Jeep applications. It is built with manufacturing controls and engineering standards aimed at matching original equipment fit and function for 2003-2006 Jeep TJ and 2003-2006 Jeep Wrangler models.

Fits 2003-2006 Jeep TJ and Fits 2003-2006 Jeep Wrangler, N/A.

Key Features

• Direct replacement fuel tank filler neck for select Jeep TJ and Jeep Wrangler applications
• OE-style fitment for 2003-2006 Jeep TJ and 2003-2006 Jeep Wrangler
• Built to meet or exceed original equipment performance targets
• Part number FN1000 for easy identification
• Cross-reference: TNKFN1000

Detailed Description

Spectra Premium FN1000 is a fuel tank filler neck designed for vehicles that need a precise replacement at the fuel storage interface. For Jeep TJ and Jeep Wrangler owners, this part supports proper fuel fill routing and helps restore the connection between the fuel door area and the tank assembly. The FN1000 is engineered for the listed 2003-2006 Jeep TJ and 2003-2006 Jeep Wrangler fitments, making it a focused solution for common filler neck replacement needs.

This part cross-references TNKFN1000 for the same application.

What It Helps Fix

• Fuel leakage at the filler neck area
• Corrosion or damage to the original filler neck
• Difficulty refueling caused by a restricted or deteriorated neck
• Fuel odor from a compromised fuel fill path
• Fitment issues after replacing a worn OE filler neck

Installation Notes and Tips

Verify the vehicle year and model before installation. Compare the original filler neck routing, mounting points, and hose connections to the FN1000 before removal. Clean surrounding components during service and inspect adjacent fuel system parts for wear, rust, or cracking while the assembly is accessible.

Quality Assurance

Spectra Premium uses engineering, manufacturing technology, and quality control processes to produce filler necks that meet or exceed the performance of the original equipment they replace. Part number FN1000 is built for the listed Jeep applications and is identified for straightforward replacement matching.