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๐ ๏ธ Power up your gear with corrosion-proof confidence!
YOLOtek's Silicone Dielectric Grease is a 10g marine and automotive-grade silicone compound designed to prevent corrosion and ensure reliable electrical connections in harsh environments. Rated to withstand temperatures up to 450ยฐF, itโs ideal for spark plugs, battery terminals, and USB ports on boats and vehicles. Veteran-owned and backed by responsive customer service, this grease extends the life of your gear by keeping connections clean, dry, and fully powered.






| ASIN | B08PB43S32 |
| Best Sellers Rank | #3,590 in Automotive ( See Top 100 in Automotive ) #3 in Automotive Electrical Greases |
| Brand | YOLOtek |
| Brand Name | YOLOtek |
| Container Type | Tube |
| Customer Reviews | 4.7 out of 5 stars 910 Reviews |
| Item Form | Grease |
| Item Weight | 10 Grams |
| Liquid Volume | 0.12 Liters |
| Manufacturer | YOLOtek |
| Material | Silicone |
| Number of Items | 1 |
| Package Information | Tube |
| Part Number | 687 |
| Recommended Uses For Product | Electrical |
| Specific Uses For Product | Electrical connections, Marine applications |
| UPC | 852734006526 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 450 Degrees Fahrenheit |
L**R
I use it on my car battery to keep the crud at bay.
If left alone, car battery terminals can develop battery terminal corrosion. That is what this stuff is meant to prevent. A little coating on the outside of the cable connector and the top of the battery terminal is usually sufficient. It works for other types as electrical wiring connections as well.
D**S
Great product, great quality
Great consistency, perfect for my job! If I donโt update, things went well for installation on my AGM battery 2/6/2026. If I get corrosion I will update.
U**D
Exactly what they say it is.
Seems to be exactly as said. I used on my fusion fuse box on the fender where they set it to fail with moisture. This may save me allot of cash. Thank you !!!! For a great product !! Couple months ,Still no issue , problem solved no moisture ,no short. Im glad i found this
D**1
Silicone grease
Works as advertised!! Wasnโt use. Will buy again if the need comes!!
T**J
Small tube, a little pricey but worked great for my trailering harness.
I needed some silicone dielectric grease for my boat trailer's harness so I decided to buy some of this Silicone Dielectric Grease Automotive/Marine 10g by YOLOtek. The tube is much smaller than I thought which made me think it was a bit pricey for what I received. However, the grease is nice and went on without any issues. I coated both ends of the trailering harness which are the metal pins on the trailer side as well as the ones they insert into on the vehicle side. This should keep the connection and prevent corrosion that had occurred on my old one that didn't have any grease. Since I drop my boat in salt water and we get tons of rain here in south Florida, this grease is a must have for my application. Overall, mostly happy with this silicone dielectric grease.
M**I
Works wonders
Used on outdoor floodlights
A**R
Great product, great price!!
Very high-quality dielectric grease. Be careful what you buy elsewhere, as there is a lot of cheap crap out there that is super runny, nasty stuff. Love supporting Veteran owned businesses.
C**Y
Perfect amount for me and it works great
Works great and nice to buy a quantity that's not too large. I'm happy to support veterans as well! More than enough to use when replacing spark plugs and coil packs on a 4 cylinder two or three times. I use a little bit of it inside the coil Boot opening and on the conductors of the coil pack power plug. You don't want to pack the coil plug just a little bit on the female side so it's on the conductors
Trustpilot
4 days ago
2 months ago