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MENU
  • Home
  • Contact Us
    • Contact Us
    • Private Label
  • Coatings
    • Bedliner
      • Total Coat® Roll On/Spray On Bed Liner
    • Undercoating
      • Tekton® 38 Gravel Guard
      • Tekton® 44 Vehicle Undercoating
      • Total Coat® Automotive Undercoating
      • Total Coat® Rust Prevention Coating
      • Total Coat® Undercoating HD
    • Tekton® 54 Anti Slip Concrete Coating
    • Tekton® 64 Trailer Floor Coating
    • Tekton® 68 Safety Striping Paint
    • Tekton® 77 Speaker Box Coating
    • Tekton® 88 Thermal Heat Reflective Paint
    • Tekton® 99 Deck Coating
  • Tapes
  • Tools
    • Caulking Guns
    • Engine Cleaning Guns
    • Foam Guns
    • Seam Sealer Guns
    • Undercoating Guns
    • Other Tools
  • Shop
  • How To
    • Why Deck Coating is Better than Deck Paint
    • How to Apply TK44 Undercoating
    • How to Apply TK54 Concrete Floor Coating
    • How to Apply TK64 Trailer Floor Coating
    • How to Apply TK68 Safety Striping Paint
    • How to Apply TK77 Speaker Box Coating
    • How to Apply TK99 Deck Coating
    • How to Apply Total Coat BedLiner
    • How to Apply Total Coat “3 in 1” Rust Prevention Coating
    • How to Clean Spray Foam Gun
    • How to Paint a Mailbox with Bedliner
    • How to Spray On Bedliner
    • How to Use Engine Cleaning Spray Gun
    • How to Use Hand Held Pressurized Sprayer
    • How to Use RA Adjustable Spray Guns
  • FAQs
    • TK44 Undercoating
    • TK64 Trailer Floor Coating
  • Undercoating Info
    • Compare Undercoatings for Vehicles
    • Is Undercoating Worth It?
    • Trailer Undercoating
    • Undercoating with Aerosol Cans

Why Cars and Trucks Need Undercoating

needs-undercoating-rusted-undercarriageAutomotive undercoating is a protective layer of coating applied to the underside of vehicles to prevent rust and corrosion. For car undercoating, it is essential as it shields the vehicle from road salt, moisture, and debris, extending the lifespan of the undercarriage. Similarly, undercoating offers trucks additional protection, particularly for trucks that are exposed to more extreme driving conditions.

Undercoating a vehicle is crucial for protecting the undercarriage, where it is most vulnerable to environmental damage.

Here’s why it’s necessary:

1. Protection from Rust and Corrosion

The undercarriage of vehicles is constantly exposed to moisture, road salts (in winter), mud, and other corrosive elements. Without a protective layer, metal components can rust over time, compromising the vehicle's structure and safety. Car undercoating and truck undercoating helps create a barrier that prevents moisture and road salt from directly contacting the metal, extending the life of the vehicle.

2. Prevention of Road Salt Damage

In colder climates, road salts are commonly used to melt ice, but these salts are highly corrosive to metal. Applying an automotive undercoating—especially for trucks that often deal with heavier road use—prevents salt from reaching the vehicle’s metal parts and causing rust, making truck undercoating essential for long-term protection.

3. Reduction of Noise and Vibration

Undercoating can also help reduce road noise and vibrations, making the ride quieter and more comfortable. This is particularly beneficial in car undercoating applications where a smoother, quieter ride is desired.

4. Preservation of Resale Value

A well-maintained vehicle with no signs of rust can have a higher resale value. Whether you're looking to sell a used sedan or a heavy-duty pickup, undercoating for cars and trucks helps preserve the vehicle's appearance and structural integrity, which in turn can help maintain its market value.

5. Improved Durability

Car and truck undercoating provides an extra layer of durability to the vehicle, making it less susceptible to damage from road debris, rocks, and other materials that may come in contact with the underside of the vehicle. This added protection is especially valuable for off-road vehicles and work trucks.

6. Protection from Chemical Spills and Other Contaminants

Vehicles often come into contact with oil, gas, grease, and other chemicals. Automotive undercoating acts as a shield against these substances, which can degrade the metal over time if left unchecked.

Total Coat combines the power of a rust converter, primer and topcoat into a single formula, making it efficient, cost-effective and easy to use.

A water-based 3-in-1 primer, top coat, and rust converter is a versatile solution designed to protect and restore the metal surfaces of cars, trucks, and other vehicles. This product combines the power of a rust converter, primer, and topcoat into a single formula, making it efficient, cost-effective, and easy to use—ideal for both car undercoating and truck undercoating needs.
painted over rusted metal before after

Rust Converter

The product reacts chemically with existing rust, converting it into a stable, non-reactive compound that prevents further rusting.

Primer

It prepares the metal surface for better adhesion of subsequent coatings and enhances the durability of the top coat.

Top Coat

The top coat provides a smooth, protective finish that prevents further exposure to moisture and contaminants, while also enhancing the appearance of the vehicle.

Direct to Metal and Rusty Metal Application

This product can be applied directly to bare metal, even if it’s rusty. The rust converter in the product allows for the treatment of rusted surfaces without the need for complete rust removal—perfect for older vehicles in need of restoration undercoating.

Easy Cleanup

Since the product is water-based, cleaning up tools and surfaces after use is simple and hassle-free with just water and soap. This is especially beneficial when working in a garage or confined space on DIY car undercoating or truck maintenance projects.

Durability and Protection

Once dry, the product forms a tough, long-lasting coating that resists peeling, cracking, and fading. This durable layer protects the vehicle from the elements, including road salts, water, and dirt—crucial for effective underbody protection.

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Benefits of Using the 3-in-1 Undercoating Product

truck-undercoating-chassis-undercarriage

Rust Prevention and Conversion

The rust converter works immediately on rusty surfaces, converting them into a stable, paintable surface that stops further rust development. This is especially useful for vehicles in coastal regions or areas where road salt is common, where car and truck undercoating is essential.

Cost-Effective

By combining three functions (rust conversion, priming and top-coating) into one product, you save money on multiple separate products and simplify the application process, whether you're working on a compact car or a full-size truck.

Durability

The product creates a protective barrier that resists corrosion and environmental wear, keeping the vehicle's underside safe for a longer period—whether you're considering rustproofing a car or undercoating a truck chassis.

Easy to Use

With direct application to metal, even rusty surfaces, the product eliminates the need for time-consuming prep work such as sanding or stripping rust completely. Simply clean the surface and apply—perfect for quick car undercoating jobs or truck maintenance.

Environmental Safety

Being water-based, it’s a safer option for users and the environment compared to solvent-based products that release toxic fumes, making it a smart choice for eco-conscious vehicle owners doing their own undercoating at home.

Versatility

The product works for various types of vehicles and metal surfaces, from trucks to cars to industrial machinery, offering a universal solution for rust prevention and chassis undercoating.

Long-Lasting Protection

The top coat not only protects against rust but also against scratches, abrasions, and environmental contaminants, preserving the appearance and integrity of the vehicle—key to long-term car and truck preservation.

  • CHEMICAR USA

    670 New York Street
    Memphis, TN 38104

  • Contact Us

  • 800.261.7976

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