Product Review: Finish Kare #425 Extra Slick Final Body Shine

TroyScherer

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Product Review: Finish Kare #425 Extra Slick Final Body Shine




Introduction:

A quality QD is usually a staple of every "Car Guy". You go to a car show and every one of them will have a bottle to wipe down their car. There are dozens and dozens of options out there. So how do you pick? I know many have a dozen or more in search of the perfect QD that is easy to use and works perfectly all the time. My search lead me to try FK425.




Product Description / Claims:

Finish Kare 425 Extra Slick Final Body Shine is a quick detailer with a sophisticated anti-static, anti-corrosive formula. Spray it on and buff your vehicle to an instant glossy finish that stays cleaner longer. Cut down on time spent washing and waxing. Spend more time in the driver's seat with Finish Kare 425 Extra Slick Final Body Shine.

Finish Kare 425 Extra Slick Final Body Shine works like a conventional quick detail spray by removing dust, fingerprints, and smudges, but it also protects the paint with anti-corrosive agents and UV inhibitors held in place by polymer resins. This additional protection reinforces your existing wax or paint sealant.

Plus, patented anti-static agents reduce the attraction of dust, so your vehicle stays cleaner between washes. The paint will feel unbelievably slick to the touch and it will have a deep, satisfying gloss.




Product Details:

Packaging: Tall cylindrical bottle and a spray/stream pattern head
Directions: Somewhat Clear
Color: Pink
Scent: Bubble Gum?
Viscosity: Thin
Pricing: $15.99 for 31oz / $39.99 for 1 gallon




Front Label:


Right Side Label:


Left Side Label:





Directions:

1. Spray onto body panel.
2. Wipe clean

The directions are very simple and straight forward. It is basically that easy but I have found that less is more. Using too much can cause streaking.




Warnings or Precautions:
Harmful if swallowed. If swallowed get medical attention immediately. Avoid eye contact. If eye contact occurs, flush eyes with water for 15 minutes. If irritation persists, seek medical attention. May cause skin irritation.




Testing:


My main use for FK425 is as a drying aid after a wash. For this test I purposefully washes out in the sun to get some minor water spotting to have something to show.

Here we have a clean but water spotted fender.
Dity_Fender_2.JPG



Here we have my tolls of choice. The #425 in the OEM bottle & sprayer and the Discontinued “Shamrock” MF towel.
Tools_11.JPG


I apply 1 sweeping spray on a fender like this.
Fender_Spray_2.JPG



I spread out the product using almost no pressure on a clean side of my towel.
Pass_1.JPG



I then flip to a fresh side of my towel and buff off.
Pass_2.JPG




Below are 2 videos I did on other areas to show how #425 works and my technique for application and removal.

[video=youtube_share;MKa-YDcLAeM"]FK425 Movie 1.wmv - YouTube[/video]

[video=youtube_share;nEHXRi-IWnk"]FK425 Movie 2.wmv - YouTube[/video]




Pros:

1. Leaves a slick finish.
2. Nice drying aid.
3. Usually easy to use.




Cons:

1. Over application can cause streaking.

2. I have noticed that humidity also has an effect on the overall ease of use.




Questions:

1. Does it really repel dust?

2. Is there a better drying aid out there?




Final Thought / Summary:

FK425 is one of my favorite QD's and post wash drying aid. It leaves a super slick glossy surface. The smell always has me wanting to spray more than is needed. Although others have reported streaking I have never had any issues. In my opinion it is great for that last final walk around after a maintenance wash.


Link to product: Finish Kare 425 Extra Slick Final Body Shine, finish care quick detailer, ultra slick detail spray
 
Last edited:
Very thorough review Troy! I use FK425 for the same reason. I have found that it decreases the amount of dust that will stick to your car. But after awhile you won't notice a difference.
 
Nice review, ive never tried it but it looks like a good product.
 
That fender needs a polish :) NICE review though. I use FK1000p and would be a nice QD to use in between waxing.


Sent from my iPhone using AG Online
 
I've used FK425 for a few years and used it after wach wash. It was my absolute favorite QD spray until I started using Optimum Car Wax.

OCW is so easy to use and leaves a nice shine and gloss that I have not used FK425 since I began using OCW.
 
That fender needs a polish :) NICE review though.

You are so right.... The finish is not the best but it is my test vehicle. I am slowly working on correcting everything and will be applying OG. :dblthumb2:
 
You are so right.... The finish is not the best but it is my test vehicle. I am slowly working on correcting everything and will be applying OG. :dblthumb2:

No pun intended :)


Sent from my iPhone using AG Online
 
I've used FK425 for a few years and used it after wach wash. It was my absolute favorite QD spray until I started using Optimum Car Wax.

OCW is so easy to use and leaves a nice shine and gloss that I have not used FK425 since I began using OCW.

Do you use OCW as a drying aid? That is what my prime use for FK425.
 
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