This Delphi FP10526 Fuel Injection Pressure Regulator replaces Sorensen 800-156, BWD 21862, Ford 90TF 9C968-AA, Ford F0TZ-9C968A, Mazda ZZL0-13-280, Airtex 5G1154, Wells PR203, Standard Motor Products PR44, OEM parts and is perfect for replacement or a performance upgrade. .