Horn - HEEHN00001


  • Brand New Hella Dual Horn Kit Upgrade
  • Housing Color: Red & Black
  • Decibel Rating: 118dB
  • Frequency Range: 300Hz, 500Hz
  • Rated Voltage: 12V
  • Power Consumption: 66W
  • Diameter: 123mm
  • Width: 125mm
  • Overall Height: 135mm
  • Depth: 85mm
  • Temperature Range: -40°C to +60°C
  • Includes mounting brackets & one 12V horn relay

Returns Note:

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed.

Part Details

  • Quantity: Pair
  • Color: Black & Red

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Removing the Bumper Cover (0:26)
    • Place painter's tape along the edge of the fender
    • Place painter's tape along the edge of the headlight
    • Repeat for the other side
    • Pry up and remove the ten push clips from atop the bumper
    • Lift the air guide up and out
    • Pry out the push clip on the bumper in the wheel well on both sides
    • Pry out the push clip on the splash shield
    • Pry the bumper out from the edge and unclip along the bumper
    • Pull the bumper out and disconnect the fog light connector
    • Remove the bumper
  2. step : Removing the Horns (4:18)
    • Remove the low torn horn with a 12mm socket and ratchet
    • Disconnect the wiring harness
    • Remove the 10mm bolts from the high tone horn bracket
    • Disconnect the wiring harness
  3. step : Wiring the Horns (5:07)
    • Crimp spade terminal on wire and place heat shrink around it
    • Strip the end of the wiring
    • Crimp a spade terminal to the wire and secure it with a heat shrink and heat gun
    • Connect the terminal to the wiring harness
    • Connect the terminal to the horn
  4. step : Installing the Horns (8:03)
    • Insert the new low tone horn into place
    • Tighten the 12mm bolt
    • Insert the ground
    • Tighten the bolt to the horn
    • Connect the terminal
    • Repeat for the high tone horn
  5. step : Installing the Bumper Cover (11:18)
    • Connect the fog light connector
    • Line the bumper into place
    • Push the bumper in to its clips
    • Press the clip on the bumper in the wheel well on both sides
    • Press the clips in to the splash shield
    • Insert the air guide into place
    • Press the clips in atop the bumper
    • Remove the painter's tape

Tools needed for replacement:

    Materials, Fluids, and Supplies

  • Painter's Tape

  • Ratchets & Related

  • Socket Extensions
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 12mm Socket
  • 10mm Socket

  • Specialty Tools

  • Trim Tool Set

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Browse 1 question Browse 1 question and 1 answer
So my 02 Avalon has one horn but this is a pair will I be able to wire both? Are all horns just a standard 12v? I am moving to DC and a loud horn is a must
Nick H on Sep 7, 2016
BEST ANSWER: It can be wired up but not a direct installation. We would suggest professional installation.

This part replaces:

  • Hella 003399801
  • OE # 003399801
Part #: HEEHN00001

Order must be placed by 4pm ET
Brand #: 003399801

How-to Video:

(14:16 min)