Four Seasons 59099 Ester 100 Air Conditioning Compressor Oil - 1 Quart

Four Seasons Ester oil is recommended by aftermarket rebuilders and manufacturers for your air conditioning compressor. This 100 viscosity ester-based oil is compatible with R-134A refrigerant systems and comes without leak detection dye for clean, professional installations.

Product Specifications:

• 1 quart (32 oz) bottle capacity
• ISO viscosity grade: 100
• Contains 2 fluid oz. R134a refrigerant charge
• Without leak detection dye
• Compatible with both R12 and R134a refrigerants
• Universal application for automotive AC systems

Key Features:

• Premium ester-based formulation for superior lubrication
• Trusted by professional technicians and rebuilders
• Convenient quart-size bottle for easy pouring and measuring
• Plastic bottle construction for safe handling and storage
• Suitable for use during compressor replacement or system recharge

Four Seasons is one of the largest AC compressor remanufacturers in the world, bringing decades of climate control expertise to every product. This ester oil is essential for proper AC compressor lubrication and longevity, helping ensure reliable cooling performance and preventing premature compressor failure.