Top 51 Automotive Sealants
Last Updated: Sep 7, 2024 • 191,363 reviews analyzed
Our most popular Automotive Sealants products based on sales, online popularity and other expert reviews. Updated frequently.
#1
![Loctite Threadlocker Blue 242 - Removable Thread Lock Glue for Nuts, Bolts, & Fasteners, Medium Strength Screw Glue to Prevent Loosening & Corrosion - 6 ml, 1 Pack](https://images-na.ssl-images-amazon.com/images/I/710dYyD5mTL._AC_US320_.jpg)
Loctite Threadlocker Blue 242 - Removable Thread Lock Glue for Nuts, Bolts, & Fasteners, Medium Strength Screw Glue to Prevent Loosening & Corrosion - 6 ml, 1 Pack
5
On popular sellers 17 days for last 30 days
Found on 2023-01-05
#2
![Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Flex And Oil Resistant Applications 3 oz](https://images-na.ssl-images-amazon.com/images/I/81l2nU36W2L._AC_US320_.jpg)
Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Flex And Oil Resistant Applications 3 oz
4
On popular sellers 17 days for last 30 days
Found on 2021-12-13
#3
![Permatex 81160 High-Temp Red RTV Silicone Gasket, 3 oz](https://images-na.ssl-images-amazon.com/images/I/81z7WD3y3uL._AC_US320_.jpg)
Permatex 81160 High-Temp Red RTV Silicone Gasket, 3 oz
3.3
On popular sellers 17 days for last 30 days
Found on 2022-02-12
#4
![Chemical Guys WAC_118_16 JetSeal Anti-Corrosion Sealant and Paint Protectant, Safe for Cars, Trucks, SUVs, Motorcycles, RVs & More, (16 fl oz), White](https://images-na.ssl-images-amazon.com/images/I/71MG8ba4qTL._AC_US320_.jpg)
Chemical Guys WAC_118_16 JetSeal Anti-Corrosion Sealant and Paint Protectant, Safe for Cars, Trucks, SUVs, Motorcycles, RVs & More, (16 fl oz), White
3.3
On popular sellers 17 days for last 30 days
Found on 2021-12-12
#5
![POR-15 Fuel Tank Sealer, Stops Rust, Corrosion and Leaks, Resistant To All Fuels, Alcohols and Additives, 8 Fluid Ounces](https://images-na.ssl-images-amazon.com/images/I/71DAzIPl0AL._AC_US320_.jpg)
POR-15 Fuel Tank Sealer, Stops Rust, Corrosion and Leaks, Resistant To All Fuels, Alcohols and Additives, 8 Fluid Ounces
3.2
On popular sellers 17 days for last 30 days
Found on 2022-01-03
#6
![Permatex 80037 Valve Grinding Compound, 3 oz.](https://images-na.ssl-images-amazon.com/images/I/81FGxxQGJcL._AC_US320_.jpg)
Permatex 80037 Valve Grinding Compound, 3 oz.
3.2
On popular sellers 17 days for last 30 days
Found on 2022-01-18
#7
![P & S PROFESSIONAL DETAIL PRODUCTS Bead Maker - Paint Protectant & Sealant, Easy Spray & Wipe Application, Long Lasting Gloss Enhancement, Hydrophobic Finish (1 Gallon)](https://images-na.ssl-images-amazon.com/images/I/61onZLmtxML._AC_US320_.jpg)
P & S PROFESSIONAL DETAIL PRODUCTS Bead Maker - Paint Protectant & Sealant, Easy Spray & Wipe Application, Long Lasting Gloss Enhancement, Hydrophobic Finish (1 Gallon)
3.2
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#8
![Loctite 1329467 243 Blue Medium Strength Threadlockers, 1.69 Ounces, 50 mL, 3/4" Thread](https://images-na.ssl-images-amazon.com/images/I/51erfFRhloL._AC_US320_.jpg)
Loctite 1329467 243 Blue Medium Strength Threadlockers, 1.69 Ounces, 50 mL, 3/4" Thread
3.2
On popular sellers 17 days for last 30 days
Found on 2023-01-05
#9
![LOCTITE 248 Blue Threadlocker Glue Stick: All-Purpose, Medium-Strength, Anaerobic, No Drip, General Purpose, Works on all Metals | Blue, 9 Gram Wax Stick (PN: 37643-506166)](https://images-na.ssl-images-amazon.com/images/I/61kw7-y8OVL._AC_US320_.jpg)
LOCTITE 248 Blue Threadlocker Glue Stick: All-Purpose, Medium-Strength, Anaerobic, No Drip, General Purpose, Works on all Metals | Blue, 9 Gram Wax Stick (PN: 37643-506166)
3.2
On popular sellers 17 days for last 30 days
Found on 2023-01-05
#10
![LOCTITE 243 Threadlocker for Automotive: Medium-Strength, Oil Tolerant, High-Temperature, Anaerobic, General Purpose | Blue, 6 ml Red Tube (PN: 1330799)](https://images-na.ssl-images-amazon.com/images/I/81InQQNOf1L._AC_US320_.jpg)
LOCTITE 243 Threadlocker for Automotive: Medium-Strength, Oil Tolerant, High-Temperature, Anaerobic, General Purpose | Blue, 6 ml Red Tube (PN: 1330799)
3.2
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#11
![Permatex 59214 High Temperature Thread Sealant, 6 ml Tube, Pack of 1](https://images-na.ssl-images-amazon.com/images/I/61QACTjG5OL._AC_US320_.jpg)
Permatex 59214 High Temperature Thread Sealant, 6 ml Tube, Pack of 1
3.2
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#12
![Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker, 3 oz. Tube](https://images-na.ssl-images-amazon.com/images/I/81freAdVPGL._AC_US320_.jpg)
Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker, 3 oz. Tube
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-11
#13
![BlueDevil Products 38386 Head Gasket Sealer - 1 Quart](https://images-na.ssl-images-amazon.com/images/I/718HJ+9hmzL._AC_US320_.jpg)
BlueDevil Products 38386 Head Gasket Sealer - 1 Quart
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-11
#14
![Hondabond High-Temp Silicone Liquid Gasket 1.9 fl oz](https://images-na.ssl-images-amazon.com/images/I/71zqOQz8o2L._AC_US320_.jpg)
Hondabond High-Temp Silicone Liquid Gasket 1.9 fl oz
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#15
![Vibra-TITE 213 VC-3 Threadmate Threadlocker, -65 to 165 Degree F, 5mL Tube, Red](https://images-na.ssl-images-amazon.com/images/I/61-UB9K1IpL._AC_US320_.jpg)
Vibra-TITE 213 VC-3 Threadmate Threadlocker, -65 to 165 Degree F, 5mL Tube, Red
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#16
![Permatex 80062 High Tack Gasket Sealant, 4 oz.](https://images-na.ssl-images-amazon.com/images/I/715XqamFmCL._AC_US320_.jpg)
Permatex 80062 High Tack Gasket Sealant, 4 oz.
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#17
![Loctite Threadlocker 242, 50mL Bottle, Blue](https://images-na.ssl-images-amazon.com/images/I/51Swjg4QczL._AC_US320_.jpg)
Loctite Threadlocker 242, 50mL Bottle, Blue
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-05
#18
![J-B Weld MarineWeld Syringe 2-Pack, White, UV Resistant, High-Strength & Impact Resistant, 25ml 2-Pack, 50172-2](https://images-na.ssl-images-amazon.com/images/I/811sTNyViTL._AC_US320_.jpg)
J-B Weld MarineWeld Syringe 2-Pack, White, UV Resistant, High-Strength & Impact Resistant, 25ml 2-Pack, 50172-2
3.1
On popular sellers 17 days for last 30 days
Found on 2024-02-20
#19
![Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket, 0.5 oz., 0.5 Ounce , blue](https://images-na.ssl-images-amazon.com/images/I/811QPBtZ3rL._AC_US320_.jpg)
Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket, 0.5 oz., 0.5 Ounce , blue
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-11
#20
![Permatex 25210 High Strength Removable Threadlocker Orange Liquid, 10 ml](https://images-na.ssl-images-amazon.com/images/I/616v5B1AW6L._AC_US320_.jpg)
Permatex 25210 High Strength Removable Threadlocker Orange Liquid, 10 ml
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-08
#21
![Permatex 80632 Thread Sealant with PTFE, 4 oz. , White](https://images-na.ssl-images-amazon.com/images/I/617H4IeD4LL._AC_US320_.jpg)
Permatex 80632 Thread Sealant with PTFE, 4 oz. , White
3.1
On popular sellers 17 days for last 30 days
Found on 2022-03-18
#22
![3M TALC Marine Adhesive Sealant 5200 - Permanent Bonding and Sealing for Boats and Marine Applications - Black - 3 Ounces](https://images-na.ssl-images-amazon.com/images/I/6102RMtydFL._AC_US320_.jpg)
3M TALC Marine Adhesive Sealant 5200 - Permanent Bonding and Sealing for Boats and Marine Applications - Black - 3 Ounces
3.1
On popular sellers 15 days for last 30 days
Found on 2023-01-06
#23
![Permatex 80019 Aviation Form-A-Gasket No. 3 Sealant, 4 oz.](https://images-na.ssl-images-amazon.com/images/I/51Geo85MdTL._AC_US320_.jpg)
Permatex 80019 Aviation Form-A-Gasket No. 3 Sealant, 4 oz.
3.1
On popular sellers 17 days for last 30 days
Found on 2022-02-12
#24
![GEAR AID Seam Grip SIL Silicone Sealant for Silnylon Tents and Tarps](https://images-na.ssl-images-amazon.com/images/I/71TX9+596+L._AC_US320_.jpg)
GEAR AID Seam Grip SIL Silicone Sealant for Silnylon Tents and Tarps
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-07
#25
![Loctite 222 Threadlocker for Automotive: High-Temperature, Low-Strength, Anaerobic, One-Piece Assembly, Non-Corrosive, Locks and Seals | Purple, 6 ml Tube (PN: 38653-555339)](https://images-na.ssl-images-amazon.com/images/I/81N4tXGbLAL._AC_US320_.jpg)
Loctite 222 Threadlocker for Automotive: High-Temperature, Low-Strength, Anaerobic, One-Piece Assembly, Non-Corrosive, Locks and Seals | Purple, 6 ml Tube (PN: 38653-555339)
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#26
![BlueDevil Products 00209 Pour-N-Go Head Gasket Sealer - 16 Ounce](https://images-na.ssl-images-amazon.com/images/I/71htivE2RyL._AC_US320_.jpg)
BlueDevil Products 00209 Pour-N-Go Head Gasket Sealer - 16 Ounce
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-11
#27
![KBS Coatings 52000 Cycle Tank Sealer Kit, Complete Kit - Seals Up To 5 Gallon Tank, Lightly Pigmented Silver](https://images-na.ssl-images-amazon.com/images/I/811aF6-bpsL._AC_US320_.jpg)
KBS Coatings 52000 Cycle Tank Sealer Kit, Complete Kit - Seals Up To 5 Gallon Tank, Lightly Pigmented Silver
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#28
![3M Dynatron Auto Seam Sealer Caulk, 550, Grey Color, Permanently Elastic, Fast-Skinning, Non-Staining, Non-Sagging, 12 oz](https://images-na.ssl-images-amazon.com/images/I/61IK8-3wAIL._AC_US320_.jpg)
3M Dynatron Auto Seam Sealer Caulk, 550, Grey Color, Permanently Elastic, Fast-Skinning, Non-Staining, Non-Sagging, 12 oz
3.1
On popular sellers 17 days for last 30 days
Found on 2022-02-22
#29
![3M Urethane Seam Sealer, 08367, Black Color, High Solids, Permanently Flexible, 310 mL/10.5 fl oz Cartridge](https://images-na.ssl-images-amazon.com/images/I/61RpJfKXE-L._AC_US320_.jpg)
3M Urethane Seam Sealer, 08367, Black Color, High Solids, Permanently Flexible, 310 mL/10.5 fl oz Cartridge
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-05
#30
![Bar's Leaks 1109 Block Seal Liquid Copper Intake and Radiator Stop Leak - 18 oz.](https://images-na.ssl-images-amazon.com/images/I/71hNP7oonWL._AC_US320_.jpg)
Bar's Leaks 1109 Block Seal Liquid Copper Intake and Radiator Stop Leak - 18 oz.
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-07
#31
![Super Lube 98003 Silicone Heat Sink, 3 oz Tube, White](https://images-na.ssl-images-amazon.com/images/I/71omg1ekLML._AC_US320_.jpg)
Super Lube 98003 Silicone Heat Sink, 3 oz Tube, White
3.1
On popular sellers 17 days for last 30 days
Found on 2022-10-26
#32
![Gasoila - SS04 Soft-Set Pipe Thread Sealant with PTFE Paste, Non Hardening, -100 to 600 Degree F, 1/4 Pint Brush](https://images-na.ssl-images-amazon.com/images/I/51TsopRU1cL._AC_US320_.jpg)
Gasoila - SS04 Soft-Set Pipe Thread Sealant with PTFE Paste, Non Hardening, -100 to 600 Degree F, 1/4 Pint Brush
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#33
![Silicone Sealant Box | WAT-755.00](https://images-na.ssl-images-amazon.com/images/I/615DvA6AXQL._AC_US320_.jpg)
Silicone Sealant Box | WAT-755.00
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-10
#34
![Permatex 51813 Anaerobic Gasket Maker, 50 ml Tube , Red, Packaging may vary.](https://images-na.ssl-images-amazon.com/images/I/81FyceyipyL._AC_US320_.jpg)
Permatex 51813 Anaerobic Gasket Maker, 50 ml Tube , Red, Packaging may vary.
3.1
On popular sellers 17 days for last 30 days
Found on 2022-01-11
#35
![Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, 3.35 oz. Tube, 2 Pack](https://images-na.ssl-images-amazon.com/images/I/81R24kBkCcL._AC_US320_.jpg)
Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, 3.35 oz. Tube, 2 Pack
3.1
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#36
![3M Strip Calk, 08578, Black Color, Soft Butyl Rubber, Paintable Immediately, 1 ft Strips, 60/Carton](https://images-na.ssl-images-amazon.com/images/I/716Xo1BN0gL._AC_US320_.jpg)
3M Strip Calk, 08578, Black Color, Soft Butyl Rubber, Paintable Immediately, 1 ft Strips, 60/Carton
3.1
On popular sellers 17 days for last 30 days
Found on 2022-03-19
#37
![J-B Weld 2120 Radiator Repair Kit](https://images-na.ssl-images-amazon.com/images/I/71jfMGwMIFL._AC_US320_.jpg)
J-B Weld 2120 Radiator Repair Kit
3
On popular sellers 17 days for last 30 days
Found on 2022-01-07
#38
![Loctite 271 Threadlocker for Automotive: High-Strength, High-Temp, Fluorescent, Anaerobic, Heavy-Duty Applications, Works on All Metals | Red, 36 ml Bottle (PN: 37479-492142)](https://images-na.ssl-images-amazon.com/images/I/51eVuBq3YaL._AC_US320_.jpg)
Loctite 271 Threadlocker for Automotive: High-Strength, High-Temp, Fluorescent, Anaerobic, Heavy-Duty Applications, Works on All Metals | Red, 36 ml Bottle (PN: 37479-492142)
3
On popular sellers 17 days for last 30 days
Found on 2023-01-17
#39
![Loctite 545 Pneumatic/Hydraulic Pipe Thread Sealant, High Lubricity, High Pressure, No Fillers, Solvent Resistance, for Fine Threaded Fittings | Purple, 36 ml Bottle (PN: 492145)](https://images-na.ssl-images-amazon.com/images/I/51uhkWu3s+L._AC_US320_.jpg)
Loctite 545 Pneumatic/Hydraulic Pipe Thread Sealant, High Lubricity, High Pressure, No Fillers, Solvent Resistance, for Fine Threaded Fittings | Purple, 36 ml Bottle (PN: 492145)
3
On popular sellers 17 days for last 30 days
Found on 2022-02-19
#40
![Loctite 88442 Red 272 High Temperature/Strength Thread Locker, 50 mL Bottle](https://images-na.ssl-images-amazon.com/images/I/41tH3tEkUIL._AC_US320_.jpg)
Loctite 88442 Red 272 High Temperature/Strength Thread Locker, 50 mL Bottle
3
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#41
![Loctite 268 Red Threadlocker Glue Stick: All-Purpose, High-Strength, Anaerobic, for Heavy-Duty Applications, Works on All Metals | Red, 9 Gram Wax Stick (PN: 37701-511537)](https://images-na.ssl-images-amazon.com/images/I/61p9-w4PUcL._AC_US320_.jpg)
Loctite 268 Red Threadlocker Glue Stick: All-Purpose, High-Strength, Anaerobic, for Heavy-Duty Applications, Works on All Metals | Red, 9 Gram Wax Stick (PN: 37701-511537)
3
On popular sellers 17 days for last 30 days
Found on 2023-01-10
#42
![CARPRO HydrO2 Lite Touchless Silica Sealant - Spray-On and Rinse-Off Automotive Paint Sealant - Ready to Use Formula - Liter](https://images-na.ssl-images-amazon.com/images/I/51UPa4es0KL._AC_US320_.jpg)
CARPRO HydrO2 Lite Touchless Silica Sealant - Spray-On and Rinse-Off Automotive Paint Sealant - Ready to Use Formula - Liter
3
On popular sellers 17 days for last 30 days
Found on 2023-01-31
#43
![Vibra-TITE 19960 Hot-Lock Extreme High Temperature Threadlocker, Translucent](https://images-na.ssl-images-amazon.com/images/I/616htqm2DaL._AC_US320_.jpg)
Vibra-TITE 19960 Hot-Lock Extreme High Temperature Threadlocker, Translucent
3
On popular sellers 17 days for last 30 days
Found on 2023-01-10
#44
![1329467 Loctite Primerless Threadlocker 243, 50mL, Blue](https://images-na.ssl-images-amazon.com/images/I/51erfFRhloL._AC_US320_.jpg)
1329467 Loctite Primerless Threadlocker 243, 50mL, Blue
3
On popular sellers 17 days for last 30 days
Found on 2023-01-06
#45
![Genuine Honda 08718-0004 Hondabond HT Hi-Temp Silicone Liquid Gasket OEM __#powered_by_moyer](https://images-na.ssl-images-amazon.com/images/I/61BlpTCHDQL._AC_US320_.jpg)
Genuine Honda 08718-0004 Hondabond HT Hi-Temp Silicone Liquid Gasket OEM __#powered_by_moyer
3
On popular sellers 17 days for last 30 days
Found on 2023-01-10
#46
![2 Pack Thread Lock. 271 and 242 Medium and Strong Strength Locktight for Nuts, Bolts, Fasteners and Metals. Lock Tight Thread Locker with Stable and Consistent Performance (6gx2)](https://images-na.ssl-images-amazon.com/images/I/718YGSDssXL._AC_US320_.jpg)
2 Pack Thread Lock. 271 and 242 Medium and Strong Strength Locktight for Nuts, Bolts, Fasteners and Metals. Lock Tight Thread Locker with Stable and Consistent Performance (6gx2)
3
On popular sellers 17 days for last 30 days
Found on 2023-06-11
#47
![Permatex 29132 MotoSeal 1 Ultimate Gasket Maker Grey, 2.7 oz.](https://images-na.ssl-images-amazon.com/images/I/615TJCSCVXL._AC_US320_.jpg)
Permatex 29132 MotoSeal 1 Ultimate Gasket Maker Grey, 2.7 oz.
3
On popular sellers 17 days for last 30 days
Found on 2023-01-17
#48
![Genuine Ford Fluid TA-31 RTV Silicone Sealant - 5 oz.](https://images-na.ssl-images-amazon.com/images/I/71QpolFD8bL._AC_US320_.jpg)
Genuine Ford Fluid TA-31 RTV Silicone Sealant - 5 oz.
3
On popular sellers 17 days for last 30 days
Found on 2022-02-18
#49
![Loctite 272 Threadlocker for Automotive: High-Strength, High-Temperature, Anaerobic, Heavy-Duty Applications, Works on all Metals | Red, 36 ml Bottle (PN: 37480-492143)](https://images-na.ssl-images-amazon.com/images/I/61G78G6ZgTL._AC_US320_.jpg)
Loctite 272 Threadlocker for Automotive: High-Strength, High-Temperature, Anaerobic, Heavy-Duty Applications, Works on all Metals | Red, 36 ml Bottle (PN: 37480-492143)
3
On popular sellers 17 days for last 30 days
Found on 2022-01-08
#50
![2 x 6g Blue Thread Lock 242 Medium Strength Removeable Locktight for Nuts, Bolts, Fasteners and Metals. Lock Tight Thread Locker with Stable and Consistent Performance](https://images-na.ssl-images-amazon.com/images/I/81pVVaGbTVL._AC_US320_.jpg)
2 x 6g Blue Thread Lock 242 Medium Strength Removeable Locktight for Nuts, Bolts, Fasteners and Metals. Lock Tight Thread Locker with Stable and Consistent Performance
3
On popular sellers 17 days for last 30 days
Found on 2023-05-14
#51
![Loctite Threadlocker, 50ml](https://images-na.ssl-images-amazon.com/images/I/41A7wGThM4L._AC_US320_.jpg)
Loctite Threadlocker, 50ml
3
On popular sellers 17 days for last 30 days
Found on 2023-01-10
EDITOR'S NOTES
During our Automotive Sealants research, we found hundreds Automotive Sealants products and shortlisted 51 quality products. We collected and analyzed 191,363 customer reviews through our big data system to write the Automotive Sealants list. We found that most customers choose Automotive Sealants with an average rating of 2.6 . The seller of top 1 product with rating 5 and has received honest feedback from 36,830 consumers.