RU2590 Specification: Height:7 in (178 mm) Base Outside Diameter:5.375 in (137 mm) Top Outside Diameter:4.5 in (114 mm) Flange Inside Diameter:4 in (102 mm) Flange Length:0.625 in (16 mm)   RU2590 OEM Cross Reference: HIFI HR 100201.K&N C03396 RU-2590.   About us Our company is a main manufacturer and exporter of filters to truck parts and mechanical parts and so on in China,specializing in the production,sale and development of many brands offilters for CAT,PERKINS,JOHNDEERE,CUMMINS,Benz,MAN,DAF,SCANIA,Volvo,Iveco,MACK, KOMATSU,HITACHI,ISUZU,Toyota, Volkswagen,Renault,etc.Or specific brands based on customers'needs. We have a variety of domestic and imported auto filters,filter mechanical engineering,shop clean filters,and dust filters.Our products are in compliance with the relevant technical standards of National Machine-Building Association and the State Administration of Quality Supervision and Inspection Center.   Other: How to pay? 1:T/T  2:Western union  3:Paypal  4:L/C What currency can receive? 1:USD  2:EURO  3:CNY  4:RUB  5:HKD  6:AUD  7:GBP  8:JPY  9:KRW  10:CAD   ADD:YUZHOU DAXUE CHEN,XIKE TWON,TONG AN DISTRICT,XIAMEN CITY,CHINA TEL:+86-592-7115297 Email:Sales@parts-machining.com Skype:Parts-machining WhatsApp:+8618965520297 Viber:+8618965520297 Wechat:+8618965520297