ECOGARD XA5106 Premium Engine Air Filter Fits BMW Z3, 318i, 318ti, 318is COMPATIBLE with 1996-1998 BMW Z3, 1994-1999 BMW 318i, 1995-1999 BMW 318ti, 1995-1999 BMW 318is. 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 CA8007 Purolator A35106 WIX 42168 OE 13 71 1 247 405. SPECIFICALLY ENGINEERED AND TESTED for BMW OE (original equipment) engine air filter's fit, form, and function.