Why Oil Based

NH Oil Undercoating®

We are the rust prevention experts. All we do is rustproofing.


Conventional Undercoating

Traps and covers up moisture

Rust will continue to grow

Cosmetic and temporary

Will chip


NH Oil Undercoating®

Removes the moisture and oxygen

Prevents further oxidation

Creeps up to 7 inches to reach critical hidden areas




At Motor City Rustproofing your car is put up on a lift and sprayed with NH Oil Undercoating® .

We have special wands to get into hard to reach areas allowing the oil to seep in and spread into every nook and crevice making sure that every part of your vehicles undercarriage is protected from damaging rust. Its incredible creeping capabilities is what sets NHOU apart from other oil undercoating products.

NH Oil Undercoating® is a food safe, petroleum based product that is environmentally friendly, solvent free and non-conductive and will not harm your vehicles wire connections or paint. NH Oil Undercoating® will not remove rust, however it will stop existing rust from spreading by penetrating through the rust to the base metal and stop any further oxidization.

This spray on oil undercoating has minimal to no drip or dry out. NHOU will stick to your vehicles undercarriage to protect it from rust for up to one full year. It is proven rust protection for all vehicles, in all seasons and in all weather.

Why Choose Us?

If rust is present, conventional undercoating should not be used. Our environmentally safe NH Oil-based product protects your vehicles most critical areas by penetrating and displacing existing moisture and forming a protective barrier to the many vulnerable crevices found in vehicles.

The Oil-based Rustproofing system is the best on the market! NH Oil Undercoating product protects your vehicle against damage caused by salt, liquid de-icing, and winter driving conditions. It penetrates all seams and crevices, and eliminates moisture. It will slow down rust and corrosion in all metals and in some cases can stop it, depending on the severity. It protects vinyl and plastic surfaces from UV rays and improves the function of moving parts through lubrication.

Motor City Rustproofing is proud to offer this state-of-the-art product. More cars are destroyed each year by rust than by auto accidents, according to the Automobile Association of America! Save your vehicle today!

To learn more about the NHOU product you can visit their website at https://nhoilundercoating.com/


Protect Against Road Salt and Brine

  • Road salt/brine causes extensive damage to metal.

  • Going through the car wash will not remove the toxic mix of salt and brine.

  • Guard against rust and corrosion caused by these material with oil-based rustproofing.


Apply to Existing Rust

  • If rust is present then you should avoid wax, paint,and rubberized products. These products only trap moisture below the surface allowing oxidation to continue.

  • Oil-based rustproofing will penetrate through the rust down to the good metal, displacing moisture while removing oxygen.

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Maintain Value - Maximize the Life of Your Vehicle

  • Being proactive saves money. Good Rustproof spray for autos ensures you tackle the problem before it becomes a big financial drain.

  • Maintains maximum resale value.

  • Improves longevity.

  • Reduces safety / accident possibilities. Anti-corrosion spray for cars ensures that all parts of your car are well-maintained and functioning properly.

Ready to get started?

Secure Your Vehicle's Future with Our Expert Care