ECOGARD XA4669 Premium Engine Air Filter Fits Nissan Frontier, Pickup, D21, Xterra COMPATIBLE with 1998-2004 Nissan Frontier, 1995-1997 Nissan Pickup, 1990-1994 Nissan D21, 2000-2004 Nissan Xterra. IMPROVE PERFORMANCE by changing your vehicle's air filter at least every 12,000 miles (or as recommended in your car owner's manual); to ensure your vehicle's engine has the clean and efficient air flow it needs for fast acceleration and long term power. AVOID INCREASED ENGINE WEAR caused by dirty air intake filters that may allow damaging particles to get into the engine. FACTORY FIT FOR EASY INSTALLATION. Replaces: FRAM CA6850 Purolator A54669 WIX 46027 OE 16546-86G00. SPECIFICALLY ENGINEERED AND TESTED for Nissan OE (original equipment) engine air filter's fit, form, and function.