Celebrating Moms

MARS of Billings is giving away a $300 MARS gift card to a deserving Mom whether this be your mom, your spouse, or you (if you're a Mom). Register now through Sunday, May 31st. To enter, simply fill out the following entry form and specify your mom's name.

Better Than Factory Tint!

Having your windows tinted aftermarket by MARS of Billings is far better than at the dealership. Aftermarket films like those from XPEL provide up to 99% UV protection with better heat rejection. Most factory tint is limited to the rear windows whereas we can install film to all of your windows including your windshield to make your drive way more comfortable.

Window Tint Options

More Leather Options than the Factory!

Katzkin cloth replacement leather interiors completely transform the look and feel of your entire vehicle. Katzkin leather interiors completely replace the cloth in your vehicle, including all seating surfaces, plus any center consoles or door panels.

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Aftermarket Truck Bed Covers

Buying a truck bed cover after your truck purchase is better than buying one from the dealership. You have more variety, lower costs, and easier installation. While dealer options might be able to be financed with the truck, they're usually marked up significantly. Aftermarket options allow for better tailoring of features to your specific needs.

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Unmatched Protection for your Truck Bed

Mil-Spec Liner uses an advanced formula and the latest technology to be a top-performing protective coating for virtually any surface. Protect your truck bed from scratches/dings and keep your cargo from sliding around. Mil-Spec Liners are the toughest available and tested for the most extreme and harshest conditions while looking "factory installed".

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Highest Quality Service for Your Vehicle

Protect. Restore. Accessorize.

MARS of Billings serves the Billings, Montana and surrounding community.

MARS specializes in high quality interior and exterior cosmetic repairs, detailing, and installations of a wide range of after-market accessories for your vehicle. Whether it's your American muscle or your daily driver, you can trust MARS with your vehicle no matter the year, make, or model.

Shop Online Accessorize Online

Accessorize and Buy Online!

Now you can see what your vehicle looks like as you add custom accessories from our online inventory. There's no software to install and in a few clicks, you can see your vehicle. If you like it, you can order it online and ship to your home or to our location to have us install it.

Shop Online Accessorize Online

Restore the Pride in YOUR Ride!

Featured Products / Services

Spray-On Bedliner

A Spray-On Bedliner can help your truck ride quieter, it provides superior protection against stains from many harsh chemicals, rust and other corrosive damage and it prevents most dings and mitigates dents.

Vehicle Window Tinting

Automotive window tint isn't just about keeping a low profile anymore. Our Window Tint not only looks cool, it feels cool. It outperforms other types of films to keep you comfortable and protected.

Truck Covers & Toppers

MARS of Billings carries the best names in Truck Bed Covers with several options to choose from depending on your budget. Secure and protect your belongings with a Truck Bed Cover installed by MARS of Billings.

Complete Solutions from MARS of Billings

You might already associate MARS of Billings with providing restoration, protection, and accessories for your car or truck. But, we also have several solutions for your home / office, aircraft, and your recreation vehicles.

Automotive

We've got everything you need to keep your car or truck looking newer, longer

Home & Office

The latest technology to help you take control and protect your greatest assets

Aircraft

Helping you keep your aircraft clean, protected, and soaring to new heights

Recreation

Products and services designed to take recreation to the next level

4.7 Stars from 348 Reviews

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They deliver what is promised at a reasonable price!

My car is like new again! The technicians at Mars did a fabulous job erasing 6 years of life--cleaning, painting a couple dings, and adding shine! The...
~ Amy Brown

Saved me a trip to a body shop and a lot of money

Interior and exterior look better than new after detailing. There were minor scratches and scrapes they polished out and saved me a trip to a body sho...
~ Paul Yourk

Just Rating

~ John Pepple

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Why Pay Dealer Markup? Get the Truck You Want for Less at MARS of Billings

At MARS of Billings, we specialize in professional automotive reconditioning and accessory installation. We believe you should drive the truck you dreamed of without the "dealership tax."

Posted: 05/08/2026
Accessorize Protect

The FAQ on PPF, Learn about Paint Protection Film

Do Not Let Rocks, Debris Damage The Paint On Your Car - Learn About Paint Protection Film

Posted: 03/27/2026
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Don't Overpay: How to Get a Luxury Interior Without the High Trim Price

Stop overpaying for factory trim levels. Learn how to save thousands or more on your next vehicle by skipping the luxury package.

Posted: 01/09/2026
Accessorize Automotive