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Chemical Guys SPI_402_16, Heavy Metal Polish Restorer and Protectant Review

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By Best Choice team
Checked icon Last updated - April 20, 2025
9.2

Verdict overview

  • worth the money 9.1
  • Simple to use 9.4
  • Long life 9.3
  • Simple to take off 9.1
  • Sheerness 9.4
Pros
  • Restores metal to mirror-like finish.
  • Versatile for multiple metal types.
  • Highly praised for exhaust tip cleaning.
Cons
  • May need multiple applications.

Tech specs

product dimensions 2.36 x 2.36 x 8.27 inches
item weight 1.1 pounds
oem part number SPI-402-16
manufacturer part number SPI 402 16SW
customer reviews4.5 4.5 out of 5 stars 8,192 ratings 4.5 out of 5 stars
model SPI 402 16
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Product Overview

I recently had the opportunity to try out Chemical Guys Heavy Metal Polish Restorer and Protectant and I am incredibly impressed. This product is an all in one solution for restoring and protecting metal surfaces, making it the ideal choice for anyone looking to keep their wheels, chrome bumpers, stainless steel exhaust tips, aluminum trim, and diamond plate metal work clean and polished.

The first thing that I noticed when using this product is how easy it was to apply. The cream form of the polish meant that I didn t have to worry about spilling or splashing any of the product on myself or my surroundings. It also meant that I could easily spread the polish over a large area or focus on a specific spot for more intense cleaning. I found this particular feature extremely useful since it allowed me to target problem areas without having to worry about wasting any of the product.

I was also pleasantly surprised by the results of this product. After just a few minutes of polishing, my metal surfaces were looking brand new again. Not only did it remove light rust stains and oxidation from my billet wheels but it also managed to clean and brighten up my diamond plate metal work as well.

The best part about using this product is that once you re done polishing your metal surfaces with it, you can then top it off with Chemical Guys Light Metal Polish in order to protect your metal s shine. This is something that I find invaluable since it means that my metal surfaces will stay looking good for longer periods of time without me having to constantly reapply the polish every few weeks or so. Additionally, this product is unscented so there was no unpleasant odor while I was polishing my metal surfaces either.

Overall, Chemical Guys Heavy Metal Polish Restorer and Protectant is an excellent product that definitely lives up to its name. It is incredibly easy to use and provides great results in a short amount of time. Whether you re looking to restore your car s chrome bumpers or just want to keep your diamond plate metal work shining like new, then this is definitely a product worth considering. Highly recommended!

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Frequently asked questions

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The secret behind our reviews

By Best Choice team

Best Choice Team is your go-to source for curated product recommendations across various categories. Leveraging years of industry experience and advanced AI technology, we analyze data from multiple sources to bring you the most relevant and up-to-date product lists.

Our AI-driven approach allows us to streamline the selection process, ensuring that the products we feature align with current market trends and consumer preferences. We aim to provide content that helps you navigate your purchasing decisions with greater ease Like.

Users reviews

92% of reviewers would recommend to a friend, Based on 16,384 Reviews

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