How to Install Upgraded Horns on your Sprinter Van
How to install upgraded Owl Super Bass PIAA horns on your Sprinter, Storyteller, or Revel van.
- Tools
- T20 bit
- Remove Front Grille
- Twist Mercedes emblem (if a seperate piece)
- Use T20 to remove 3 grille bolts
- Locate 6 plastic snaps along bottom and sides of grille inside engine bay
- Pull towards you to remove
- Install Horn Bracket
- Install horns to bracket using bolts from kit
- Attach wiring harness to horns: shorter side closest to vehicle harness
- Slide brown on top connection, blue on bottom
- Remove T20 bolts in center of vehicle engine brace
- Align bracket, and retighten T20 bolts
- On a 2023+ van, reverse the bracket and place camera bracket over bracket
- Connect harness to vehicle connector
- Use zip ties to secure excess wiring
- Reinstall Components
- First, test horn
- Once verified working, push grille back into body clips
- Reinstert 3 T20 bolts