Custom Car Signs & Car Top Signs — SEEN BY UP TO 10,000
PEOPLE A DAY

ONE-TIME COST. LIFETIME ADVERTISING.

ABOUT HTH SIGNS

THE INDUSTRY LEADER IN
PREMIUM VEHICLE SIGNAGE

With over 40 years of experience,HTH Car Signs delivers the highest quality signs in the marketplace. As the trusted choice with over 75% market share, we set the standard for durability, design, and excellence.

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WHY CHOOSE US

Why Businesses Choose Car Top Signs For Vehicle Advertising

At HTH Car Signs we empower businesses to take charge of their brand visibility by placing modern, proven signage technology into tools and products that deliver amazing results.

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Best-Selling Car Top Signs & Vehicle Magnets

BEST SELLER

CAMPUS INSIDER

Shop Car Signs By Type

Car Topper Signs

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Franchise Collections

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Car Door Magnets

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Easy Stick Vinyl

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Fridge Magnets

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Replacement Parts

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Driving Schools

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Wall Kits

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Mining Car Top Signs

The high-visibility rooftop sign built for mine sites and work zones — seen clearly, day and night, wherever the job takes you.

$419.00

4-magnet mounting — extra-secure hold for a large sign
High-visibility reflective decals — maximum day & night visibility
Stackable open-bottom design — easy storage

Build your order

Trusted by 10,000+ in the US

Trusted By National Franchise Brands

Why Car Top Sign Advertising Works

Unparalleled Brand Exposure

24/7 Advertising: Unlike traditional advertising methods that are time-bound, car top signs work around the clock. Whether you're moving through traffic, parked at a busy location, or simply idle, your brand is constantly visible to potential customers.

Mobile Billboard

Turn your vehicle into a dynamic advertisement that travels wherever you go. This mobility means your brand can reach new audiences in different neighborhoods, cities, or events without additional investment.

Cost-Effective Marketing

High ROI: Compared to TV, radio, or print ads, car top signs offer exceptionally high return on investment. The initial cost of the sign is offset by the continuous visibility it provides day after day.

Low Maintenance

Made from durable materials, these signs are built to withstand various weather conditions. Meaning your advertising dollar goes further with less need for replacements over time.

How Car Toppers Are Made

SLOAN JENKINS OPERATIONS VP

"We're committed to delivering signage that works as hard as you do."

Inside HTH Signs: How America's Most Reliable Car Toppers Are Made

At HTH Signs, innovation and precision drive everything we produce. Our patented car topper designs and proprietary magnet systems set the standard for durability and performance in the industry.

Inside our facility, advanced printing, laminating, cutting, and molding equipment ensures every sign is built with accuracy down to a sixteenth of an inch. We manufacture and assemble nearly everything in-house—from rare-earth magnetization to wiring harnesses—to guarantee consistent quality and long-lasting reliability.

Ready to upgrade your fleet with the industry's leading car topper signs?

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FRIDGE MAGNETS THAT STICK WITH YOUR CUSTOMERS.

Turn every delivery into a marketing opportunity. Custom fridge magnets keep your brand visible in your customer's home every single day.

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HEAR FROM OUR CUSTOMERS

Loved it.

came out nice

Came out great

I have a 2023 Chevy Silverado truck. As the doors were not magnetic, I had to place the 2 x pairs of magnetic signs on the exterior sides of the bed. Unfortunately, 2 of the same pair of magnetic signs fell off within a couple of days of each other. I have ordered them again but this time as Easy stick vinyl. Hopefully, these will stick for an extended period.

Magnets look great and are beautiful. My only complaint is that I ordered the 24x24 for my first order, since I loved them so much I ordered the 30x30. However when those came in they were the the same size as the 24x24. Emailed support but no response

Great looking magnets!! Fast shipper!!

i have tried to order car magnets i upload my art work and ask a question but after that its dead end i go to the address yu give to explain and it is telling me i have to give yu my password ?? and then it opens upanother can of worms??
WTF