Replacement Oil Filter Cartridge Fits Porsche Boxster, Cayman, Cayenne, 911

K&N Cartridge Oil Filters are designed to satisfy the needs of racers and engine builders as well asthe average vehicle owner who wants the best oil filter available. K&N cartridge oil filters trap harmful contaminants while the filter's construction allows for high oil flow rates. All K&N oil filters are manufactured to meet stringentengineering standards. They are covered by a limited warranty to be free from defects in materials and workmanship when installed andreplaced using engine and equipment manufacturer's recommended service intervals.