SKPs OE Replacement Positive Crankcase Ventilation (PCV) Valves are an affordable, high quality alternative to more costly OE components - restoring your vehicle to factory fresh operation without having to pay the high prices a trip to the dealer entails! Engineered, manufactured, and tested to achieve exact OE fit, form, and function ensuring a no-hassle installation and exceptional long-term performance. Rugged materials, coupled with precision manufacturing processes and stringent quality control standards ensure our 100% new PCV valves will meet or exceed your expectations. Fits the following BMW vehicles: 00 323Ci, 99-00 323i, 01-06 325Ci, 01-05 325i, 01-05 325Xi, 00 328Ci, 00 328i, 01-06 330Ci, 01-05 330i, 01-05 330Xi, 01-05 525i, 99-00 528i, 01-05 530i, 04-06 X3, 01-06 X5, 98-00 Z3, and 03-06 Z4 vehicles. Not for vehicles equipped with the Cold Climate package. Cold Climate package equipped vehicles use a different, insulated, PCV valve. SKP Automotive manufactures only premium quality products that meet or exceed OEM standards. Engineered to be the best performing products on the market, from initial component construction to assembly and final packaging, every SKP replacement component benefits from our commitment to robust engineering, precision manufacturing, and rigorous testing standards. Our global volume, production capacity, and insatiable desire to produce only the best replacement auto parts in the marketplace, are complemented by our customer centric operating philosophy, positioning SKP Automotive as a preferred supplier to the automotive aftermarket. With rigorous testing programs, QC processes and a company-wide commitment to best practices, ISO 9001 certified SKP Automotive is dedicated to bringing you the premium quality replacement parts you want at a price you can afford.