Anti-Freeze - Coolant and Radiator Additives

Anti-Freeze - Coolant and Radiator AdditivesAvoid overheating your engine by making sure your antifreeze coolant levels are full and by regularly using a radiator flush, such as Kool It Radiator Flush and replacing it with new antifreeze coolant, such as Pentofrost (specific to European vehicles). The antifreeze coolant you have not enough? In need of a radiator additive? Browse through our selection of radiator additives by Red Line, Gunk, or Royal Purple. If you have a radiator leak and need a quick fix, Auto Barn carries Blue Devil Sealant, Bars Leak, or Block Seal to give you a hand.
Anti-Freeze, Coolant and Radiator Additives
Radiator Stop Leaks
Kool It, Pentofrost, Royal Purple, Red Line or Gunk
Blue Devil, K-Seal, or Block Seal
  • "Easy ordering process. Great discount coupons. Happy customer." (5/8/21)

    -
  • "Ordering from Auto Barn was very easy." (5/7/21)

    -
  • "Auto Barn had the exact color I needed at a great price that knocks the competition out." (5/5/21)

    -
  • "Found what I needed quickly." (4/30/21)

    -
Read All Testimonials

 

View Items in Cart