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Hidden Tail Light Fuel Filler Kit – 73-91 GMC Chevy Squarebody Truck

Hidden Tail Light Fuel Filler Kit – 73-91 GMC Chevy Squarebody Truck

(5 customer reviews)


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Our 1973-1991 Squarebody Chevy/GMC Taillight Fuel Filler Kit is the best gas filler relocation kit on the market and has been designed using 3D scan and CAD Design technology to generate an extremely accurate part. Also, it provides a clean, hidden alternative to putting the gas cap in the bed floor. This tail light fuel filler is the best custom solution to relocate the stock filler.

Our 1973-1991 Squarebody Chevy/GMC Hidden Tail Light Fuel Filler Kit relocation kit features:

  • ★ CNC Laser Cut 18 Gauge Steel
  • ★ Comes laser cut and pre formed for an easy installation.
  • ★ CAN be used with LED taillights or use stock GM lights
  • ★ Comes with the sides tacked in place as shown
  • ★ Comes with polished fuel filler
  • ★ Assembly is uncoated steel and can be painted or powder coated for a color of your choice.
  • ★ High polished 1.5" Stainless steel LS engraved Fuel filler spout
  • ★ Laser cut taillight mounting holes.
  • Instructions will be included in your shipment


Square Body Tail Light Fuel Filler Installation

YouTube video

Taillight wiring will need to be extended. Due to different tank manufacturers a joiner tube is not included. We suggest to source fuel grade line to join filler spout to tank or fabricate a tube with rubber couplers on either end to your tank.

*Optional LED Sequential Tail Light addon features:

This is a direct replacement for your original tail light, and is made to fit square body Chevy trucks. With its modern technology and sleek design, this tail light is sure to turn heads wherever you go!

  • ★ Sequential operation with brake attention feature, and selector switch to turn off if desired.
  • ★ Also, taillights come with a special tail light mounting base plate.
  • ★ Electronics completely sealed in epoxy to resist corrosion and moisture.
  • ★ Includes LED turn signal flasher which is required.
  • ★ Modification required to internal bracket on Suburban models.
  • ★ Easy Installation
  • ★ If you add on the LED Taillights - they are sold as a pair and include a flasher

*Optional Gas Filler Delete addon features:

Our Gas Filler Delete for 1973-78 GM / Chevy Trucks is the replacement panel for your truck that is formed to fit perfectly where the gas filler neck was located. This piece is intended to be welded in to shave the gas filler hole in the driver side of the cab.

  • Laser cut from 16 gauge steel.
  • ★ Made to be easily installed by the "do it yourself-er".
  • ★ Easy way to give your GM and Chevy Truck a custom look.

Save yourself the time templating, cutting and forming your own and get this precision fitting piece that is ready to be welded in.

Additional information

Weight 2.1 kg
Dimensions 35 × 26 × 26 cm
Truck Year

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Truck Make

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Truck Model

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Product Types

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Interior / Exterior


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Driver Side, Passenger Side

Add LED Taillights

Add Taillights (2), No Taillights

Add Gas Filler Delete

Yes, No

5 reviews for Hidden Tail Light Fuel Filler Kit – 73-91 GMC Chevy Squarebody Truck

Based on 5 reviews
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1-5 of 5 reviews

    (0) (0)
  2. (0) (0)
  3. Really like the way it hinds the filler neck and not have to put a hole in the bed of the truck

    (0) (0)
  4. (0) (0)
  5. Excellent product

    (0) (0)
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