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Gtechniq C2 Ceramic Sealant Reviews

91% of customers said that they would buy this item again

Based upon 67 ratings

Professional Detailer Reviews

Not only is it great on coatings, but it's also an amazing stand-alone product. If you haven't yet, grab a bottle for yourself today!
Gtechniq C2v3: Versatility and Protection in a Bottle
In this video we talk about the benefits and application instructions of Gtechniq C2V3 Liquid Crystal. This silica-based sealant offers enhanced gloss while leaving behind a durable self-cleaning effect.

What is Gtechniq C2V3 all about?
Gtechniq C2V3 Liquid Crystal Application & Instructions Video

Customer Reviews

Reviewed by on
Would they buy this item again? Yes
amazing. great refresh for ceramic coating. works great on PPF
Reviewed by on
Would they buy this item again? Yes
My go to product before client upgrades to a ceramic coating.. Easy maintenance top with a quick detailer
Reviewed by on
Would they buy this item again? Yes
This is the best and easiest finish for maximum protection and gloss. Goes on like water and buffs off immediately with no drag. Good for about 7 months. Do Crystal on new paint and keep it shined with C4 and your paint will look like new and relatively cjp free for 9-10 years. The dealer comments on how good my 2017 looks… next to new cars.
Reviewed by on
Would they buy this item again? Yes
C2v3 is a great product. Easy on, easy off. As the main sealant the slickness, depth and hydrophobic properties it leaves behind are fantastic, especially when considering the effort. I enjoy the brand and this product is a winner.
Reviewed by on
Would they buy this item again? Yes
Got this recently and used it on a car that I'd put CSL on in August of 2021. From then to now, I've only done washes of the car, but applying C2v3 brought everything back to life. It feels very slick and beads water just like it did after CSL was first installed. And a little bit of it goes a long way. It also does a great job reviving C4 on trim. This is something I will continue to use going forward.
Reviewed by on
Would they buy this item again? Yes
I must confess. I have a C2v3 addiction. It's the ease of use, the multiple surfaces that you can apply it on, the gloss. I have a 20 y.o truck that I apply C2v3 on and it makes that thing shine. I use it as a stand alone mostly and occasionally a drying aid. If you are thinking about trying C2v3? What are you waiting for? It's really that good.
Reviewed by on
Would they buy this item again? Yes
I really like the C2V3. My cars have GTech Crystal Serum on them, and are very smooth to touch. I just did
my hood, roof, and trunk to try it. Those areas, are even smoother then the rest of the car, and it washes
real good. I'll be doing the rest of our cars with it. Thanks. Rick S.
Reviewed by on
Would they buy this item again? Yes
One fantastic coating! Super easy to apply and remove!!
Reviewed by on
Would they buy this item again? Yes
Simple versatile economic and gradually working in lots of places. Drying aid - booster -spray ceramic - detailing spray - wax replacement - delivery detailing - rims (it gives longevity). At home shower windows bathroom countertop faucets electric switches. Where you need glide keep protected mostly useful. I love it always have it in my arsenal. Easy fast reliable works as been said.
Reviewed by on
Would they buy this item again? Yes
Great Product , really leaves a crystal finish & protection
Reviewed by on
Would they buy this item again? Yes
I apply C2v3 over crystal serum and I love it on my PPF on the front of my Jag. Easy to use, did my wife's car in about 20 minutes. spray it on a microfiber towel and buff with a 2 microfiber
Reviewed by on
Would they buy this item again? Yes
Short & Sweet, C2 Liquid Crystal just flat out works and stupid easy to Install. Last up to 6 months and leaves behind a slick as ice feel, Candy gloss appearance, self cleaning properties with its water & dirt repellency that helps your vehicle's paint stay cleaner longer and UV protection and you can use as a drying aid so you can dry your vehicle off and add protection at the same time.
Reviewed by on
Would they buy this item again? Yes
First time user and I like how easy it is to use as a drying ad makes wipping down the vehicle much easier and faster.

I may need to get more I'm almost out with a 500ml bottle.
Reviewed by on
Would they buy this item again? Yes
I use C2v3 on a Bright White sedan as a topper to Si02 paint sealant. I also use it as a drying aid with every wash. The paint loves it. It produces a depth and a shine that makes the car gleam. It is very easy to use; wipe on, wipe off.
Reviewed by on
Would they buy this item again? Yes
I have been buying and testing products that suits my needs and came across Gtechniq C2V3, ive used different spray and wax type sealant and i honestly say C2V3 delivers gloss, hydrophobic and dust repellant. I chose not to use any ceramic coating to see how it performs by itself or how it bonds with other sealants and my results were very good. As per recommendation, the paint needs to be clean and polished which i highly recommend because this product is not meant to clean ur paint but will do everything that you would expect it to do plus more. if there is dirt on the paint it will seal it and can't be easily removed without using the right method (but can be removed using a paint wax cleaner). Used as a stand-alone performs well and if u want a deeper gloss for dark colored vehicle i paired it with Jescar powerlock plus and this stack gave me the best gloss and depth i was aiming for, as per James recommendation i dilute the c2v3 with distilled water and use this on each and every time i wash the car and love the results it gives me. Since you've read through this the car i use it with is 24/7 parked outside (i wish i can put up pics) and i can put it up against a garage queen coated and well maintained vehicle and will definitely holds its own. I would like to thank the DI team and Gtechniq for offering this product and ways to use this product. I'll be testing this method with other brands and methods but so far it takes the number 1 spot. Hopefully, this helps out for others who are in the fence or searching for a good and worthwhile product, till the next review!
Reviewed by on
Would they buy this item again? Yes
I have been using C2V3 for the past year and a half and have really enjoyed using it. I have been purchasing the 500ml bottles, but this last time I decided to get the 1000ml bottle instead. Its great and easy to apply ceramic protection that can go on all surfaces and could be used alone. Which is how I use it or as a topper to a ceramic coating like CSL or EXO V4. It sheets and beads water really well and makes washing easier, it also has lasted the 6 to 8 months it claims to. I do however now like to apply a new coat every 2 to 3 months and each time I do the look after brings a smile to my face.
Reviewed by on
Would they buy this item again? Yes
I have used C2V3 for the past I would say 5 years or so. This is my standard product for protection that comes with my level 1 exterior service. I also use it for reloads to revamp crystal serum light. It is an excellent product and extremely user friendly. A lot of my clients are Diy'ers and can use this product with ease. I found what best works for me for application is to prime a plush micro towel and apply to a panel then flip your towel to buff off. A little of this stuff goes a long ways, 2 -3 sprays per panel is all you need typically. It offers long lasting protection compared to similar products and nice hydrophobic characteristics to all surfaces you apply it to. Definitely a win win product for user friendliness and durability.
Reviewed by on
Would they buy this item again? Yes
This is the easiest product to apply, I use it to top any coating. By itself works great too. I have used it with RVs and it works great, I highly recommend it
Reviewed by on
Would they buy this item again? Yes
I saw James Melfi's review of Liquid Crystal C2V3. He has never steered me wrong with his recommendations. It is a great topper, I have used it on vehicles I have coated as part of a maintenance detail, it also makes a great stand alone sealant.
Reviewed by on
Would they buy this item again? Yes
I was in the market for a new topper on the vehicles I detail and this popped up as a on sale product. Tested it out on my own vehicle first...it goes on super easy and comes off easy. A little goes a long way with this product. It gave my car a very nice and deep glossy shine to it. Super slick and very good water beading action with it. I also tried it as a drying aid, works very well as a drying aid and it shined up super well after a nice rain storm. I used it for all exterior parts of my vehicle including the rims! This is definitely my new favorite topper and go to product for a sealant. I plan on buying more of this product when my detailing jobs pick back up in spring 2021. Don't hesitate on this, you won't regret it!!!
Reviewed by on
Would they buy this item again? Yes
Its spendy but worth the price. The shine and durability are in another stratosphere, especially if you have a black vehicle. This even makes silver pop. Can be used on any external surface and even makes plastic trim, look like its dressed. I tell my clients its like bead maker on steroids.
Reviewed by on
Would they buy this item again? Yes
My husband loves this product he has recommended it to other people.
Reviewed by on
Would they buy this item again? Yes
This product is incredible. I have applied it after crystal serum light on 2 of my cars and one car that has simoniz glass. Truly amazing gloss. I am a believer in Gtechniq products. Ceramic is the way to go!
Reviewed by on
Would they buy this item again? Yes
Have been using for several months love it easy to use cant make a mistake except too much. I use after a washing or cleaning wit car pro car clean sio2. Excellent bought some for my sons n daughter inlaws..on the sale last month excellent value.
Reviewed by on
Would they buy this item again? Yes
Very is to work with
Reviewed by on
Would they buy this item again? Yes
AWESOME!!!
Reviewed by on
Would they buy this item again? No
Product on my vehicle dies bead up water nicely but when applied it did not make finish nice and smooth (like a baby's butt they day...) Applied per directions in cool garage area to a freshly washed white SUV. Appears to bead up nice on glass too. For the $$ paid, I believe there are comparable products that are much cheaper and perform equally well....
Reviewed by on
Would they buy this item again? Yes
Bought this product strictly to use as a drying aid over a coating diluted at 2:1. The results and additional protection are amazing! The price is a little steep but when diluting it, its worth it.
Reviewed by on
Would they buy this item again? Yes
This stuff is extremely user friendly and leaves the car extremely slick to the touch. I have taken gloss readings via multiple angle measurements and it brings up the readings a 3-5% on cars that have undergone paint correction. I'm not sure how some have had streaking issues as even when tested in direct sunlight you literally have to be negligent with the application to make it streak, be cautious if reviews blasting one product while recommending another by name. As far as longevity I don't see it lasting more than 3-4 months and like any product it will not last if applied to paint that is not prepped. Overall a great product at a fair price.
Reviewed by on
Would they buy this item again? Yes
I too like this product to not only use on coatings but also as a stand alone. I recently used it on a dark blue metallic truck and was impressed with shine and ease of application. Equal or better than Gyeon Cure.
Reviewed by on
Would they buy this item again? Yes
Excellent product goes on and off easy doesn't streak or buildup , amazing high shine and protection , will order more
Reviewed by on
Would they buy this item again? Yes
One of the best after care sprays sold with or without a coating on your vehicle, this really does what it is supposed to do.
Reviewed by on
Would they buy this item again? Yes
Liquid clean bonding spray is good to have if using gtechniq product coating.
Reviewed by on
Would they buy this item again? Yes
Fantastic product. I put this on after Crystal Serum Light and it added another level of depth to the shine. Very easy to apply, also. Has lasted for about two months with no noticeable deterioration in the appearance. Will definitely buy again when I run out of this bottle.
Reviewed by on
Would they buy this item again? Yes
Liked it so much I did buy it again, this time the large size!
Reviewed by on
Would they buy this item again? Yes
This product is very hyped up in certain communities online. I fell into the hype train and decided to give it a shot. I followed a full decontamination procedure before applying it following the strict directions that Detailed Image actually has on their page. In using the 2-pass method, I actually had pretty good results. I think the 6 month promise isn't really there, but it does last for at least a couple of months and given how easy it is to apply, I can't really complain. I'll try it a couple more times on my own vehicle before I say for sure I won't use it again, but if nothing else, it's great to use for other vehicles that I wash.
Reviewed by on
Would they buy this item again? Yes
Used it for the first time yesterday on my car right after I washed it in place of waxing. I wax my car every time I wash it and the car has a very nice shine already, so I was somewhat conflicted with whether to wax or not. Loved how quick and easy it was to apply and remove. Not only was it easy, it took less time than waxing. next time I may wax car then apply as a detail shine/sealant.
Reviewed by on
Would they buy this item again? Yes
Great Product! So far it's been 3 months, and the hydrophobic action is still there!! Love it!
Reviewed by on
Would they buy this item again? Yes
Our customers love it! Does great on windshields, too!!!
Reviewed by on
Would they buy this item again? Yes
The reviews I read stating it fell short was kinda funny to me bc I am also professional detailer and this is my go-to product. Probably the very best product I have ever used.
Reviewed by on
Would they buy this item again? Yes
GREAT product would buy again, extreme gloss and easy to apply!! Great for topping your coating for extra protection.
Reviewed by on
Would they buy this item again? No
Absolutely does not last 6 months. In my testing I got 2 weeks. 2 weeks is normal for this type of spray topper. Now this is sitting outside exposed to the elements 24/7. If it did last 6 months it would be amazing and I could throw away all my sealants, but alas it does not live up to its hype. I would like to see Gtechniq put out a video showing this lasting 1 month and still have decent beading.
Reviewed by on
Would they buy this item again? No
As a professional detailer, our products have certain standards we need them to live up to. This one failed in two parts. It was the least user friendly of all the comparable products we've used. It's life expectancy also fell short of the other comparable products.
Reviewed by on
Would they buy this item again? Yes
Great product, I use it everytime I wax and every once in a while after wash. I even use it to help my calibers stay cleaner longer and it works great.
Reviewed by on
Would they buy this item again? Yes
I liked it very much. Just wish it was a bit cheaper..
Reviewed by on
Would they buy this item again? Yes
Great product ...it went on so easy and off with microfiber clothes...gave super glass shine to truck .Even got comments in neighborhood how glass shiny honda Ridgeline truck is now ..we live close to ocean side so need good coating product and we will see if last s long time says 6 months ..only con was you had to go over some spots to wipe any residue that was missed
Reviewed by on
Would they buy this item again? Yes
This is a great product easy to use and some great results gloss protection and hydrophobic quality absolutely awesome amazing product need this in your arsenal
Cons use this product in the shade for best results
Reviewed by on
Would they buy this item again? Yes
One of the best easy application sprays on the market. I don't know why people would apply this in the sun as it would flash too quick. I use it on every car I detail as an added layer and also on the glass. Hardly need to use wipers anymore lol. I'd highly recommend this product. As with everything from D.I. You get a good product and super fast shipping. It's a win-win. You can't go wrong.
Reviewed by on
Would they buy this item again? Yes
Best product I have found for that slick feel and look. I have tried numerous products for after washing slickness and ease of use. This is by far the best.

I apply it after the car is dry. Use one towel to wipe it on and another to buff it off. Quick and easy to use.
Reviewed by on
Would they buy this item again? Yes
I used this product for the first time on an f150 and a Lexus rx350. I found this product very easy to use and results were excellent. I also found that very little product is needed for an entire vehicle.
Reviewed by on
Would they buy this item again? Yes
I tried this product on two vehicles:

1. Over bare paint after an ipa wipe down and
2. Over a coated vehicle

Quick shipping. I tried this on two vehicles, one over a freshly washed car with just an ipa wipe and product was unimpressive. However over the coated car it created a super shiny, slick look. The car doesn't look coated any longer but does look shiny and it is repelling dust quite well. It left no streaks but I applied it carefully as I would a coating. I'm confused as to if this product is a sealant or a spray coating. My bottle says it can last up to SIX months although I'd expect more like two to three. I used it on the rims to ease cleaning and it went on easy.
Reviewed by on
Would they buy this item again? Yes
This is quick detailers dream product...Goes on easy and whips to a slick shine...Last way longer than most others.....Its my go to!!!! Of coarse D.I. and their lightning fast shipping....Thanks gang!!!!
Reviewed by on
Would they buy this item again? Yes
C2V3 is probably my favorite car care product. It goes on easy, provides an instant gloss to the paint, and has impressive water beading ability. To me the only downsides of C2V3 is that it dries quickly on hot paint in the sun, and it only has a shelf life of 2 years (1 year once opened). I saw some complaints about the gloss, drying in sun, and slickness. I would say this is a result in applying C2V3 to a section that is too large to work on at once, and then not going back with a micro fiber buff towel to make sure the slickness is consistent. C2V3 is meant to be applied in small sections (think of your car door as 3 sections) with 2-3 sprays per section. When out in the sun with hot paint, C2V3 works fine, just need to do smaller sections than in a garage/shaded area. As you buff out C2V3 you can tell areas that are missed, or not as well covered in C2V3. This is identifiable as going over with a buff towel, if you feel it go from slick to slow then do one spray of C2V3 on the spot you felt the buff towel as grabbing/slower in then buff out the spray. This may sound annoying, but it is all pretty easy as C2V3 is beyond easy to apply. Even working in smaller sections most cars take me 20-30 minutes pending the size for a full coating. If you want an added level of protection for your car, coating or not, C2V3 is king.
Reviewed by on
Would they buy this item again? Yes
This is the longest lasting sealant that I've used and adds a noticeable amount of gloss,super slick and easy to apply!
Reviewed by on
Would they buy this item again? Yes
works really well, smooth to the touch, makes my jeep standout.
Reviewed by on
Would they buy this item again? Yes
This is one of the best products on the market, the end result is flawless.
Reviewed by on
Would they buy this item again? Yes
I've have been using C2V3 for a long while now. I first started using it as a sacrificial lamb coat on top of my Crystal Serum Light coated vehicles. I've since started using it on a multiple of things. It also works great on my hot tub cover, awnings, patio furniture, shower stall and doors and more. It's easy on easy off with coating-like attributes. Things stay cleaner longer with great gloss, UV protection, superb hydrophobic qualities and economical to use. I buy it in the 1L bottle now when there's a sale.
Reviewed by on
Would they buy this item again? Yes
Its the best product ive ever used!
Reviewed by on
Would they buy this item again? Yes
The only thing that touches my car! No cons if you ask me! It's almost too easy and awesome!
Reviewed by on
Would they buy this item again? Yes
Used as a topper for CSL. Works very well and did not have any issues with streaking. Incredible hydrophobic capabilities! Great product.
Reviewed by on
Would they buy this item again? No
I had high hopes but was disappointed. Product goes on easy, as long as paint isn't too hot, but I'm underwhelmed by the shine and the slickness. I applied to freshly polished paint and it certainly didn't "wow" me. As far as silica based products go, I like Reload better.
Reviewed by on
Would they buy this item again? Yes
Liquid Crystal is my go to when a customer is on a budget. A quick polish and two coats of C2v3 provides amazing results. It beads up very well and leaves a wet look finish. Highly recommend purchasing.
Reviewed by on
Would they buy this item again? Yes
Very easy to use. Spray on, use one microfiber towel to spread product then use another one to buff. Makes paint pop with shine. This is my second bottle.
Reviewed by on
Would they buy this item again? Yes
I used it as a drying aid on a wet car and did not notice the streaking, it seems to have worked as described.
Reviewed by on
Would they buy this item again? No
I had high hopes for this product but the results were less than expected based upon the product's description. It does go easy enough (after all, it is a spray-on) but it dries so quickly after applying that it is difficult to get the product wiped down and removed. The finish (a new car, BTW) didn't feel particularly slick like I expected and I ended up with several streaked areas after what I thought was a through wipe-down. I went over the car a 2nd time with a detail spray to remove the streaks. Yes the car shines, but I don't know if its the sealer or the detail spray doing the work. I already had a couple of coats of REJEX on the car and was looking for some additional protection.
Reviewed by on
Would they buy this item again? Yes
I have used CarPro Reload and C2v3 and like both products. They both add a lot of shine and bead water aggressively. As far as longevity goes it remains to be seen which product lasts the longest. I will purchase both products again and highly recommend them both.
Reviewed by on
Would they buy this item again? No
I normally use Reload from CarPro but purchased C2v3 to see if it might be better. I found that the product was difficult to use, even on a cool car in the shade the product would dry very quickly and leave streaks on the paint. The streaking would go away in time, generally by the carwash the following week, but I never experienced this with Relaod. I followed the direction per the bottle and videos on the Gtechniq site but always (applied C2v3 six times so far) achieved the same results. You might do better than me, but I'll be going back to Reload, I never had an issue with it performing.

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