HomeAir and Fuel Delivery > Fuel StorageSpectra FN666 Fuel Filler Neck
Part #: FN666

Spectra FN666 Fuel Filler Neck

⚙️ 9 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$170.92Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota and Lexus, Camry and ES300
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Spectra Fuel Tank Filler Neck FN666

The Spectra Fuel Tank Filler Neck FN666 is designed specifically for select Lexus and Toyota models, including the Camry and ES300. This component ensures a secure and reliable connection between the fuel filler cap and the fuel tank, maintaining proper fuel flow and preventing leaks.

  • Compatible with Lexus and Toyota Camry and ES300 models
  • Durable construction for long-lasting performance
  • Direct replacement for original equipment part number FN666
  • Ensures proper fuel delivery and prevents fuel vapor leaks
  • Precision fit to maintain factory specifications

Detailed Product Description

The Spectra Fuel Tank Filler Neck FN666 is engineered to meet the exact specifications required for fuel systems in Lexus and Toyota vehicles, specifically the Camry and ES300. This fuel tank filler neck provides a secure passage for fuel to flow from the filler cap to the fuel tank, helping to maintain the integrity of the fuel system. Its construction is designed to resist corrosion and wear, which is critical for components exposed to fuel and environmental elements. The part number FN666 corresponds to this specific design, ensuring compatibility and ease of installation without modifications.

Common Applications and Issues Addressed

  • Replacement for cracked or damaged filler necks causing fuel leaks
  • Fixes issues with fuel odors due to vapor leaks
  • Resolves problems with fuel cap not seating properly
  • Addresses fuel system check engine light triggers related to filler neck faults
  • Prevents contamination entering the fuel tank through damaged filler necks

Installation Notes and Tips

  • Verify vehicle make and model compatibility before installation
  • Ensure the fuel tank is empty or at a low level to avoid spills
  • Use appropriate tools to remove the old filler neck carefully
  • Check all clamps and seals for wear and replace if necessary
  • Confirm a tight fit to prevent fuel vapor leaks after installation

Quality Assurance and Warranty

Manufactured by Spectra, the FN666 fuel tank filler neck undergoes quality control to meet industry standards for durability and fitment. While specific warranty details may vary, Spectra parts typically come with a limited warranty against defects in materials and workmanship. This ensures that the part performs reliably when installed according to manufacturer guidelines.

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004ToyotaCamry3.3LV6N/Aw/o California Emissions
2004ToyotaCamry3.0LV6N/Aw/o California Emissions
2004ToyotaCamry2.4LL4N/Aw/o California Emissions
2003LexusES3003.0LV6N/Aw/o California Emissions
2003ToyotaCamry3.0LV6N/Aw/o California Emissions
2003ToyotaCamry2.4LL4N/Aw/o California Emissions
2002LexusES3003.0LV6N/Aw/o California Emissions
2002ToyotaCamry3.0LV6N/Aw/o California Emissions
2002ToyotaCamry2.4LL4N/Aw/o California Emissions

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

77201060617720133191FNST015FNT015JLCT015KFN369TNKFN666

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.