Radiator 00-05 Impala, Monte Carlo, Regal, Century OEM Replacement# 52381096, DPI# 2343 FITS - All 2000-2005 Chevrolet Impala, Chevrolet Monte Carlo, Buick Regal, and Buick Century models OEM-COMPARABLE - Polar Radiators are designed and engineered to meet original manufacturer configuration and specifications EASY INSTALL - Drop in fit for easy installation; no modifications required. We guarantee a perfect fit. LIFETIME WARRANTY - All Polar Radiators are covered by the Industry's Best Warranty: Limited Lifetime Warranty OEM# 52381096 / DPI# 2343