Shop Cooling Additives

Sponsored
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$13.81
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$13.81
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$15.89
Baldwin Coolant Additive,Chemical,CS5008
Amazon.com
17
$15.89
Baldwin Coolant Additive,Chemical,CS5008
Amazon.com
17
$22.44
Ford Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 Oz. , RED
Amazon.com
403
$22.44
Ford Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 Oz. , RED
Amazon.com
403
$11.77
Rislone 4405 Hy-Per Lube Zinc ZDDP Supplement, 11 Oz. | Real ZDDP Zinc Additive
Amazon.com
2K+
$11.77
Rislone 4405 Hy-Per Lube Zinc ZDDP Supplement, 11 Oz. | Real ZDDP Zinc Additive
Amazon.com
2K+
$51.77
$59.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel Engines
Amazon.com
1K+
Free shipping
13% off
$51.77
$59.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel Engines
Amazon.com
1K+
$13.99
Prestone MAX Total Cooling System Cleaner. 32 Fl. Oz, AS110Y
Advance Auto Parts
$13.99
Prestone MAX Total Cooling System Cleaner. 32 Fl. Oz, AS110Y
Advance Auto Parts
$14.99
BG Cooling System Additive 8 FL. OZ. PN 5468
Amazon.com
Free shipping
$14.99
BG Cooling System Additive 8 FL. OZ. PN 5468
Amazon.com
Free shipping
$8.99
$15.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
33
43% off
$8.99
$15.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
33
$12.99
Bars Leaks High Mileage Cooling System Repair, Dual Action Formula, 16.9 Oz, 1150
Advance Auto Parts
342
$12.99
Bars Leaks High Mileage Cooling System Repair, Dual Action Formula, 16.9 Oz, 1150
Advance Auto Parts
342
$21.99
PEAK Final Charge PRO-Series Concentrate Antifreeze And Coolant For All Heavy Duty Engine Cooling Systems
Amazon.com
9
$21.99
PEAK Final Charge PRO-Series Concentrate Antifreeze And Coolant For All Heavy Duty Engine Cooling Systems
Amazon.com
9
$9.99
$14.99
DEI Radiator Relief Cooling Additive 16-Oz 1999
CJ Pony Parts
33% off
$9.99
$14.99
DEI Radiator Relief Cooling Additive 16-Oz 1999
CJ Pony Parts
$9.99
$14.99
Design Engineering Radiator Relief Coolant Additive Engine Coolant For Cars, Trucks, Rvs, Motorcycles & More Radiator Coolant Reduces Engine Temps Up
Amazon.com
121
33% off
$9.99
$14.99
Design Engineering Radiator Relief Coolant Additive Engine Coolant For Cars, Trucks, Rvs, Motorcycles & More Radiator Coolant Reduces Engine Temps Up
Amazon.com
121
$22.99
Zerex G40 Phosphate And Nitrite Free Concentrate Antifreeze/Coolant 1 GA
Amazon.com
253
$22.99
Zerex G40 Phosphate And Nitrite Free Concentrate Antifreeze/Coolant 1 GA
Amazon.com
253
$76.28
Kool Mist 77 Concentrated Coolant - Container Size: 1 Gallon Series: 77
Amazon.com
297
Free shipping
$76.28
Kool Mist 77 Concentrated Coolant - Container Size: 1 Gallon Series: 77
Amazon.com
297
$24.49
$36.86
Engine Ice Off-Road High-Performance Motorcycle Coolant And Antifreeze Blue
Amazon.com
231
Free shipping
33% off
$24.49
$36.86
Engine Ice Off-Road High-Performance Motorcycle Coolant And Antifreeze Blue
Amazon.com
231
$20.95
PEAK FINAL CHARGE Global Extended Life Concentrate Antifreeze/Coolant For All Heavy Duty Engine Cooling Systems, 1 Gal.
Amazon.com
117
$20.95
PEAK FINAL CHARGE Global Extended Life Concentrate Antifreeze/Coolant For All Heavy Duty Engine Cooling Systems, 1 Gal.
Amazon.com
117
$17.99
VP Racing Fuels VP Racing Madditive Cool Down Radiator Additive, 2085
Advance Auto Parts
194
$17.99
VP Racing Fuels VP Racing Madditive Cool Down Radiator Additive, 2085
Advance Auto Parts
194
$22.73
$26.50
Lucas Antifreeze / Coolant Additive - Super Coolant - 16.00 Oz Bottle - Each
Sparktec Motorsports
20
14% off
$22.73
$26.50
Lucas Antifreeze / Coolant Additive - Super Coolant - 16.00 Oz Bottle - Each
Sparktec Motorsports
20
$22.95
Mishimoto Liquid Chill Radiator Coolant Additive (Universal 4 Oz. Bottle)
Blessed Performance
$22.95
Mishimoto Liquid Chill Radiator Coolant Additive (Universal 4 Oz. Bottle)
Blessed Performance
$49.50
Fleetguard Restore Coolant Additive System Cleaner Cc2610 (1 Gallon)
eBay
10
$49.50
Fleetguard Restore Coolant Additive System Cleaner Cc2610 (1 Gallon)
eBay
10
$58.95
12:1 Nano Cool - High Performance Coolant Enhancer Single 1-Gal Jug
Starlight Maintenance, Inc.
$58.95
12:1 Nano Cool - High Performance Coolant Enhancer Single 1-Gal Jug
Starlight Maintenance, Inc.
$22.95
$25.00
Mishimoto Liquid Chill Radiator Coolant Additive
Evasive Motor Sports
223
$22.95
$25.00
Mishimoto Liquid Chill Radiator Coolant Additive
Evasive Motor Sports
223
$22.95
$25.00
Mishimoto MMRA-LC Mustang Coolant Additive Liquid Chill 4 Oz 1980
CJ Pony Parts
$22.95
$25.00
Mishimoto MMRA-LC Mustang Coolant Additive Liquid Chill 4 Oz 1980
CJ Pony Parts
$31.95
Bronco Sport Mishimoto Liquid Chill OE Coolant Purple One Gallon MMRA-LC-EG-PR
Extreme Terrain
9
$31.95
Bronco Sport Mishimoto Liquid Chill OE Coolant Purple One Gallon MMRA-LC-EG-PR
Extreme Terrain
9
$9.99
$14.99
DEI Radiator Relief Cooling Additive
Classic Muscle Parts
134
33% off
$9.99
$14.99
DEI Radiator Relief Cooling Additive
Classic Muscle Parts
134
$31.76
$36.70
Mishimoto MMRA-LC Mishimoto Liquid Chill Radiator Coolant Additive 4Oz Bottle
Sparktec Motorsports
223
13% off
$31.76
$36.70
Mishimoto MMRA-LC Mishimoto Liquid Chill Radiator Coolant Additive 4Oz Bottle
Sparktec Motorsports
223
$22.95
Mishimoto MMRA-LC: Mishimoto Liquid Chill Coolant Additive
Summit Racing
2
$22.95
Mishimoto MMRA-LC: Mishimoto Liquid Chill Coolant Additive
Summit Racing
2
$14.99
Rislone Hy-Per Cool Super Coolant, 16 Oz. 16 Oz
eBay
1
Free shipping
$14.99
Rislone Hy-Per Cool Super Coolant, 16 Oz. 16 Oz
eBay
1
$17.99
Koolance 702 Liquid Coolant, High-Performance, UV Blue, 700Ml (24 Fl Oz)
Koolance
320
$17.99
Koolance 702 Liquid Coolant, High-Performance, UV Blue, 700Ml (24 Fl Oz)
Koolance
320
$22.95
Mishimoto Mishimoto Liquid Chill Radiator Coolant Additive MMRA-LC
Norcal Diesel Performance
223
$22.95
Mishimoto Mishimoto Liquid Chill Radiator Coolant Additive MMRA-LC
Norcal Diesel Performance
223
$22.95
$25.00
Mishimoto Liquid Chill® Radiator Coolant Additive MMRA-LC
Mishimoto Automotive
223
$22.95
$25.00
Mishimoto Liquid Chill® Radiator Coolant Additive MMRA-LC
Mishimoto Automotive
223
$15.99
$16.49
Red Line "Water Wetter" Coolant Additive | Classic Muscle
Classic Muscle Parts
$15.99
$16.49
Red Line "Water Wetter" Coolant Additive | Classic Muscle
Classic Muscle Parts
$28.95
$32.00
Mishimoto Liquid Chill® Synthetic Engine Coolant, Premixed 64Oz MMRA-LC-505064F
Mishimoto Automotive
203
$28.95
$32.00
Mishimoto Liquid Chill® Synthetic Engine Coolant, Premixed 64Oz MMRA-LC-505064F
Mishimoto Automotive
203
$22.95
Jeep Gladiator Mishimoto Liquid Chill Radiator Coolant Additive MMRA-LC
Extreme Terrain
223
$22.95
Jeep Gladiator Mishimoto Liquid Chill Radiator Coolant Additive MMRA-LC
Extreme Terrain
223
$108.99
Koolance 702 Liquid Coolant, High-Performance, UV Blue, 5000Ml (169 Fl Oz)
Koolance
$108.99
Koolance 702 Liquid Coolant, High-Performance, UV Blue, 5000Ml (169 Fl Oz)
Koolance
$9.95
XDP XD332 X-TRA Cool High Performance Coolant Additive
Diesel Power Products
$9.95
XDP XD332 X-TRA Cool High Performance Coolant Additive
Diesel Power Products
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Shop Cooling Additives

Sponsored
About our ads
$13.81
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$13.81
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$15.89
Baldwin Coolant Additive,Chemical,CS5008
Amazon.com
17
$15.89
Baldwin Coolant Additive,Chemical,CS5008
Amazon.com
17
$22.44
Ford Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 Oz. , RED
Amazon.com
403
$22.44
Ford Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 Oz. , RED
Amazon.com
403
$11.77
Rislone 4405 Hy-Per Lube Zinc ZDDP Supplement, 11 Oz. | Real ZDDP Zinc Additive
Amazon.com
2K+
$11.77
Rislone 4405 Hy-Per Lube Zinc ZDDP Supplement, 11 Oz. | Real ZDDP Zinc Additive
Amazon.com
2K+
$51.77
$59.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel Engines
Amazon.com
1K+
Free shipping
13% off
$51.77
$59.99
Hot Shot's Secret Friction Reducer FR3 64Oz. Synthetic Oil Additive Protects Engine & Improves Performance, Friction Modifier For Gas & Deisel Engines
Amazon.com
1K+
$13.99
Prestone MAX Total Cooling System Cleaner. 32 Fl. Oz, AS110Y
Advance Auto Parts
$13.99
Prestone MAX Total Cooling System Cleaner. 32 Fl. Oz, AS110Y
Advance Auto Parts
$14.99
BG Cooling System Additive 8 FL. OZ. PN 5468
Amazon.com
Free shipping
$14.99
BG Cooling System Additive 8 FL. OZ. PN 5468
Amazon.com
Free shipping
$8.99
$15.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
33
43% off
$8.99
$15.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
33
$12.99
Bars Leaks High Mileage Cooling System Repair, Dual Action Formula, 16.9 Oz, 1150
Advance Auto Parts
342
$12.99
Bars Leaks High Mileage Cooling System Repair, Dual Action Formula, 16.9 Oz, 1150
Advance Auto Parts
342
$21.99
PEAK Final Charge PRO-Series Concentrate Antifreeze And Coolant For All Heavy Duty Engine Cooling Systems
Amazon.com
9
$21.99
PEAK Final Charge PRO-Series Concentrate Antifreeze And Coolant For All Heavy Duty Engine Cooling Systems
Amazon.com
9
$9.99
$14.99
DEI Radiator Relief Cooling Additive 16-Oz 1999
CJ Pony Parts
33% off
$9.99
$14.99
DEI Radiator Relief Cooling Additive 16-Oz 1999
CJ Pony Parts
$9.99
$14.99
Design Engineering Radiator Relief Coolant Additive Engine Coolant For Cars, Trucks, Rvs, Motorcycles & More Radiator Coolant Reduces Engine Temps Up
Amazon.com
121
33% off
$9.99
$14.99
Design Engineering Radiator Relief Coolant Additive Engine Coolant For Cars, Trucks, Rvs, Motorcycles & More Radiator Coolant Reduces Engine Temps Up
Amazon.com
121
$22.99
Zerex G40 Phosphate And Nitrite Free Concentrate Antifreeze/Coolant 1 GA
Amazon.com
253
$22.99
Zerex G40 Phosphate And Nitrite Free Concentrate Antifreeze/Coolant 1 GA
Amazon.com
253
$76.28
Kool Mist 77 Concentrated Coolant - Container Size: 1 Gallon Series: 77
Amazon.com
297
Free shipping
$76.28
Kool Mist 77 Concentrated Coolant - Container Size: 1 Gallon Series: 77
Amazon.com
297
$24.49
$36.86
Engine Ice Off-Road High-Performance Motorcycle Coolant And Antifreeze Blue
Amazon.com
231
Free shipping
33% off
$24.49
$36.86
Engine Ice Off-Road High-Performance Motorcycle Coolant And Antifreeze Blue
Amazon.com
231
$20.95
PEAK FINAL CHARGE Global Extended Life Concentrate Antifreeze/Coolant For All Heavy Duty Engine Cooling Systems, 1 Gal.
Amazon.com
117
$20.95
PEAK FINAL CHARGE Global Extended Life Concentrate Antifreeze/Coolant For All Heavy Duty Engine Cooling Systems, 1 Gal.
Amazon.com
117
$17.99
VP Racing Fuels VP Racing Madditive Cool Down Radiator Additive, 2085
Advance Auto Parts
194
$17.99
VP Racing Fuels VP Racing Madditive Cool Down Radiator Additive, 2085
Advance Auto Parts
194
$22.73
$26.50
Lucas Antifreeze / Coolant Additive - Super Coolant - 16.00 Oz Bottle - Each
Sparktec Motorsports
20
14% off
$22.73
$26.50
Lucas Antifreeze / Coolant Additive - Super Coolant - 16.00 Oz Bottle - Each
Sparktec Motorsports
20