8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
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Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Prestone® Stop Leak Additive Cooling System - 11oz.
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Prestone® Stop Leak Additive Cooling System - 11oz.

Part #: PAF AS145Y
Line: Prestone

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Features & Benefits

Warranty: Standard : Products Are Free Of Defects And Meets Standard Specifications


Prestone® Radiator Stop Leak’s patented formula quickly stops leaks in radiators, water pumps, and heater cores, while also protecting against pitting and corrosion.

  • Designed to help defeat heavy rust and scale deposits in neglected cooling systems.
  • Premium 2-in-1 formula designed for either a quick flush or for a heavy-duty cleaning.
  • It removes rust, corrosion, scale, and solid materials from the cooling system to help prevent overheating, a leading cause of engine failure.


Brand Prestone
Container Size 14.5 fl oz (US)
Manufacturer Prestone Products
VMRS Code 053-999-123

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