Garmin GMI 20 to GMI 40 Adapter Plate [010-12993-20]

Name: Garmin GMI 20 to GMI 40 Adapter Plate [010-12993-20]
Brand: Garmin
SKU: CWR-115772
Price: 19.99 USD
Availability: OutOfStock

$19.99 USD /

Quantity

GMI™ 20 to GMI 40 Adapter Plate

This adapter plate allows you to install a new GMI 40 marine instrument into the existing cutout of a GMI 20 in your dash.

Sold out

Garmin GMI 20 to GMI 40 Adapter Plate [010-12993-20]

Marine Guides & How-Tos

Explain what customers can expect from your content and the blog posts you've published.

S Stephen Nemeth

How to Replace Rocker Switch Covers on Your Boat Panel (Buyer's Guide)

Learn how to replace rocker switch covers on your boat's switch panel. St...

Jul 28, 2026

S Stephen Nemeth

Best Marine Push Button Switches for Your Boat (Complete Guide)

Looking for the best marine push button switches? Our complete buyers gu...

Jul 28, 2026

S Stephen Nemeth

How to wire a bilge pump and float switch

Jul 21, 2022

. Discount code automatically applied at checkout.

Error

Garmin GMI 20 to GMI 40 Adapter Plate [010-12993-20]

Garmin GMI 20 to GMI 40 Adapter Plate [010-12993-20]

Recently viewed

You may also like

Marine Guides & How-Tos

How to Replace Rocker Switch Covers on Your Boat Panel (Buyer's Guide)

Best Marine Push Button Switches for Your Boat (Complete Guide)

How to wire a bilge pump and float switch