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Cooling System Additives

10 Best Cooling System Additives 2024 in the US

Sponsored

2 bottles

MotorPower Care

2 bottles DPF Filter Purge: The Most Economical Way to Clean and Protect Your Diesel Particulate Filter, Diesel Additive, High Performance Helps Regeneration No Assembling 500ml 16.9 oz x 2

Winner

Archoil AR

Archoil

Archoil AR6500 Diesel Treatment (40.6 oz) - Treats 400 Gallons - Additive for All Diesel Vehicles

10.0

score

Sponsored

2 bottles

MotorPower Care

2 bottles DPF Filter Purge: The Most Economical Way to Clean and Protect Your Diesel Particulate Filter, Diesel Additive, High Performance Helps Regeneration No Assembling 500ml 16.9 oz x 2

K-Seal ST5

K-Seal

K-Seal ST5501 Multi-Purpose One Step Permanent Coolant Leak Repair, 8oz, Pour and Go, Mixes with All Antifreeze, No Flushing Required

8.5

score

Red Line 8

Red Line

Red Line 80204 WaterWetter Super Coolant - 12 Ounce

7.9

score

Bar's Leak

Bar's Leaks

Bar's Leaks High Mileage Cooling System Repair - 16.9 oz. (Pack of 4),1150-4PK

7.3

score

Rislone Hy

Hy-Per Lube

Rislone Hy-per Cool Super Coolant, 16 oz.

7.3

score

Royal Purp

Royal Purple

Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 oz.

7.3

score

Genuine Fo

Ford

Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 oz., 2 count.

7.0

score

Genuine Fo

Ford

Genuine Ford Fluid VC-8 Diesel Cooling System Additive - 16 oz.

7.0

score

EVANS Cool

EVANS

EVANS Cooling Systems EC42001 Waterless Prep Fluid, 128 fl. oz.

7.0

score

PEAK Fleet

PEAK

PEAK Fleet Charge SCA Precharged Concentrate Antifreeze and Coolant for All Heavy Duty Engine Cooling Systems, 1 Gal.

7.0

score

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