Radiator 98-04 Nissan Frontier, 00-04 Xterra OEM Replacement# 21410-3S600, 21460-5S700 / DPI# 2215 FITS - 98-04 Frontier and Xterra 00-04 2.4 L4 3.3 V6 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# 21410-3S600, 21460-5S700 / DPI# 2215