TSI Supercool 27897 Universal Synthetic PAG Oil with U/V Dye - 1 Quart Advanced high performance synthetic PAG provides excellent resistance to moisture Specially formulated for aftermarket A/C systems using R134a refrigerant Contains conditioners, inhibitors and anti-wear agents for excellent lubricity and compressor protection, helps reduce compressor wear Meets OEM performance specifications Contains U/V Dye Advanced high performance synthetic PAG provides excellent resistance to moisture Contains conditioners, inhibitors and anti-wear agents for excellent lubricity and compressor protection, helps reduce compressor wear Meets OEM performance specifications Contains U/V Dye