RYC Remanufactured AC Compressor and A/C Clutch FG239 (2004-2005 Chevy Impala and Monte Carlo Only) Premium Quality AC Compressor and A/C Clutch. All of our compressors come pre-filled with the correct amount of oil. Guaranteed fit! Confirm that this Compressor will fit your car by using Amazon's garage. Each compressor is tested for noise, leaks, and durability.