Auto Addition is a premier car accessories store located in Mishawaka, IN, that has been serving the surrounding areas since 2019. We offer a wide range of products to enhance every vehicle. In addition to our top-notch accessories, we also provide expert services including auto detailing, glass replacement, and much more. Experience the ultimate in automotive customization and care at Auto Addition.

Protect What Matters with Auto Addition

Looking for trusted Car Accessories Store services in Mishawaka? Auto Addition is your local expert for alarms, surveillance, access control, and more. Whether you're securing your home or business, get help from pros who know how to keep you safe. Fast. Simple. No pressure.

Fast. Easy. Hassle-Free.

First Name *
Last Name *
Email *
Phone *
Zip Code *
Service *

Expert Security Tips & Insights

Discover guides and advice from industry pros
to help you secure your home, business, and peace of mind.

How to Make Smart Home Tech Work for You (Not Against You)

June 26th, 2025

About Auto Addition

Location / Contact

Security Professionals

Astoria Media Group

The Reynolds Company - Abilene

Agritech Building Systems, INC.

Heat City INC - HVAC Services Jennings

Trahan Hardware

Protect What Matters with Auto Addition

Expert Security Tips & Insights

How to Make Smart Home Tech Work for You (Not Against You)

The Future of Home Security: What to Expect in the Next Decade

The Unseen Costs of a Security Breach

Follow us on

Security Professionals

For Businesses

About