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POR 15®
40909 Rust Protector - Gloss Black

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Manufacturer #40909
Universal Fit Add Vehicle


Box includes (1) 8 oz. bottle POR-15 Cleaner Degreaser, (1) 8 oz. bottle POR-15 Metal Prep, (1) 4 oz. can POR-15 Rust Preventive Coating, Paintbrush, Foam Applicator, Latex Gloves and Instructions
POR 15 limited warranty
Quantity Sold:
1 Box
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promo Details:
Get FREE shipping on this must-have for DIYers, mechanics, and everyday drivers. Clearance prices and free shipping are good only while supplies last. Click here for more details.
Essentials Category:
Detailing & Car Care
Color Finish:
Gloss Black
Net Weight:
4 oz.
Stop Rust Series

Product Information


P.O.R. Products is known for formulating products with the capabilities of creating complete systems for various automotive restoration needs. The POR-15 3-Step Rust Preventive System is designed to stop rust on metal surfaces and ensures the best results when applying POR-15 Rust Preventive Coating. The clear-cut process allows for the proper cleaning, prepping, and coating; and when used correctly, our 3-Step System creates a non-porous surface that seals and protects metal from water, chemicals, salt, battery acid, fertilizers, and other corrosive contaminants.

  • Covers a 6 sq. ft. area with two coats
  • Ideal for small projects such as small subframes, axle replacements, control arms, brake shields, and more
  • Cost-effective price for three premium POR-15 products
  • Includes POR-15 Cleaner Degreaser to remove dirt, grease, wax, and other contaminants
  • Includes POR-15 Metal Prep to neutralize rust, etch metal, and coat with a zinc phosphate surface
  • Includes POR-15 Rust Preventive Coating for a hammer-tough finish resistant to most acids and alkalis, and repels all fuels and oils


  • 8 oz bottle POR-15 Cleaner Degreaser
  • 8 oz bottle POR-15 Metal Prep
  • 4 oz can POR-15 Rust Preventive Coating
  • Paintbrush, Foam Applicator, Latex gloves
  • Detailed instructions and tips

How To Use:

  • Step 1 - Clean it!: POR-15 Cleaner Degreaser (Formerly Marine Clean) removes grease, oil, dirt, and grime in one application without leaving residues, noxious fumes, or flammable solvents.
  • Step 2 - Prep it!: POR-15 Metal Prep (Formerly PREP & READY) provides the best adhesion for POR-15 Rust Preventive Coating on any metal surface, including shiny polished metal surfaces.
  • Step 3 - Coat it!: POR-15 Rust Preventive Coating is a high-tech, high-performance rust preventive coating designed for application directly on stable rust or seasoned metal surfaces. Provides permanent rust protection with a hammer-tough finish resistant to acids, alkalis, and repels all fuels and oils.

POR-15 is the trusted brand for auto restorations and the ultimate in rust prevention.

Need help?Call our product expert1-866-529-0412
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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

Can you paint over it, let's say with spray can color match? ThanksWayne P.May 20, 2023
Best Answer:Hi Wayne, I'm glad to assist you. No. It is gloss black in color already. You do not need to paint over it. Grab our lowest-price promo and click the link below to buy it today. Happy shopping! <a href="https://www.carparts.com/rust-protector/por-15/p1540909?can=cpje1043_CSQA_20230520" target="_blank">https://www.carparts.com/rust-protector/por-15/p1540909?can=cpje1043_CSQA_20230520</a>
Jeonino E.STAFFMay 20, 2023
After applying and proper drying time, can the metal be painted with primer for painting body parts?  Was looking to use it around windshield, and some body areas.RonnieOct 25, 2023
Best Answer:Hi Ronnie, I'm glad to assist you. Yes, it can be. Click on the link below for direct ordering to take advantage of our limited stocks. I hope this helps, and happy shopping. <a href="https://www.carparts.com/rust-protector/por-15/p1540909?can=CPAE1047_CSQA_20231025" target="_blank">https://www.carparts.com/rust-protector/por-15/p1540909?can=CPAE1047_CSQA_20231025</a>
Arnel E.STAFFOct 25, 2023
Can you tape off a section of the area, and then remove the tape creating a clean line?CampCMCAug 17, 2023
Best Answer:Hi Chad, I'm pleased to assist you. Yes, you can. Click the link below to order while supplies last. Your order will come with a 30-day post-purchase price match guarantee. I hope this helps. Enjoy shopping! <a href="https://www.carparts.com/rust-protector/por-15/p1540909?can=CPGG4850_CSQA_20230817" target="_blank">https://www.carparts.com/rust-protector/por-15/p1540909?can=CPGG4850_CSQA_20230817</a>
Grace G.STAFFAug 17, 2023
Is there another color?Darin A.Jun 26, 2023
Best Answer:Hi Darin, I'm glad to assist you. No. It is the only one we have in gloss black. Grab our affordable price and click the link below to buy it today. Happy shopping! <a href="https://www.carparts.com/rust-protector/por-15/p1540909?can=cpje1043_CSQA_20230626" target="_blank">https://www.carparts.com/rust-protector/por-15/p1540909?can=cpje1043_CSQA_20230626</a>
Jeonino E.STAFFJun 27, 2023
Is this available in grey or metallic grey part #0527?Femi A.May 28, 2023
Best Answer:Hi Femi, I'm glad to assist you. No. We only have it in gloss black. If good. Grab our sale price and click the link below to buy it today. Happy shopping! <a href="https://www.carparts.com/rust-protector/por-15/p1540909?can=cpje1043_CSQA_20230528" target="_blank">https://www.carparts.com/rust-protector/por-15/p1540909?can=cpje1043_CSQA_20230528</a>
Jeonino E.STAFFMay 28, 2023