Genuine GM 10-108 Cooling System Seal Tabs 12378255 - Pack of 5 Tablets

The Genuine GM 10-108 Cooling System Seal Tabs (12378255) are specially formulated to seal small leaks and condition the cooling system, helping prevent corrosion and maintain optimal operation in GM vehicles and compatible systems.

Features & Benefits:

🔧 Seals small radiator and head gasket leaks
🔧 Conditions coolant to reduce electrolysis and corrosion
🔧 Safe for use with all types of antifreeze
🔧 Easy-to-use tablet form for fast application

Specifications:

Brand & Part Number: GM 10-108 / 12378255
Form: Tablet
Quantity: 5 Tablets
Compatibility: Universal GM and most vehicle cooling systems
Application: Add directly to radiator or lower hose
Package Type: OEM GM Service Pack

Use Genuine GM Seal Tabs to extend cooling system life and prevent leaks—order now!