Z4 HD COOLER - Z4-001

Race Proven Z-4 Heavy Duty Cooling System Conditioner

Conditions coolant, prevents rust, scale and foaming. Protects the complete cooling system.

• Prevents rust, scale and foaming
• Stops overheating and electrolysis
• Lubricates water pump-adjusts pH
• Extends life of antifreeze
• Compatible with all approved antifreezes
• 16 fl. oz. bottle – treats up to 20 quarts (5 gallons)

Not a radiator cleaner.