Seen by Up to 10,000 People a Day. One-Time Cost. Lifetime Advertising.

HTH Inc. – The Industry Leader In Premium Vehicle Signage

With over 40 years of experience, 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.

Why Choose Us

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 not only look great to use, but deliver amazing results.

HTH Car Signs is all about incredible signage for all industries, businesses, and brands. We want businesses to truly feel confident in their own marketing.

Shop Car Topper Sign

OUR BEST SELLERS

Premium car signs trusted by thousands of businesses across the country.

Shop Now

BEST SELLER

Quad Car Top Sign – Large Magnet...

BEST SELLER

Coin Car Sign – Magnetic Round L...

BEST SELLER

Magnets (2 pack)

BEST SELLER

MINI QUAD SIGN

First time Ordering

Order Now

Franchise Collections

Order Now

Need Sign Parts?

Order Now

Brand Building and recognition

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 Strategy:

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

Low Maintenance ,Long-lasting:

Made from durable materials like molded plastic, these signs are built to withstand various weather conditions, meaning your advertising dollar goes further with less need for replacements.

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. Our team also provides expert support, replacement parts, and custom in-house artwork to keep your signs looking and performing their best. Trusted by major national brands, we’re committed to delivering signage that works as hard as you do.

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

Order Now

Get Your Car Door Magnets!

Magnetic Advertising Made Easy Design Yours Today!

Order Now

Hear From Our Customers

Great

You guys nailed it! I've already gotten so many inquiries about cards for future business. All of my contractors are heading to you guys for their own! Thanks again

Your service is very good

good

Great service

Where'stge wire?

The signs were cracked

Does what it should efficiently

Super bright

Light is super bright took 5 minutes to swap

Super easy to order great looking sign! Bcpizza! of Latin Michigan.

Excellent product at reasonable price with perfect customer service.

very good workmanchip

Awesome quality and better than expected. Very friendlyand helpful staff.

good quality product

do the job done, happy for it

HTH Sign is Great,Professional, communicative and Good Quality product, i am happy 5 stars

The product arrived as expected in a well packed box with crumbled paper inside. The product was great as expected.

Always get the product you ask for along with prompt and courteous service.

Good quality and fast shipping! Would definitely recommend!

love my sign, came exactly as ordered.

Great product.

The design turned amazing, the team was professional and so nice. It was very fast process. Highly recommended.

On time as promised

Great working product

What they say?

The car top signs have significantly increased our brand visibility. The quality is outstanding, and the customer service team was extremely helpful throughout the process.

— John Smith, Marketing Director

We've seen a 30% increase in local customer engagement since implementing the car top signs. They're durable, eye-catching, and worth every penny.

— Sarah Johnson, Business Owner

USA Safety & Training offers OSHA compliant training classes to meet the needs of your business. Thank you to our partners at HTH Car Top Signs for being #CommittedToSafety!

— USA Safety & Training

Order your sign

Looking for a customized sign?

Call to order your car sign

Seen by Up to 10,000 People a Day. One-Time Cost. Lifetime Advertising.

HTH Inc. – The Industry Leader In Premium Vehicle Signage

Why Choose Us

OUR BEST SELLERS

What HTH Car Signs is offering

HTH Signs Trusted Partners

Brand Building and recognition

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

Hear From Our Customers