{"product_id":"pierburg-7-04389-04-0-secondary-air-injection-pump","title":"Pierburg 7.04389.04.0 Secondary Air Injection Pump","description":"\u003ch2\u003ePierburg Secondary Air Injection Pump 7.04389.04.0\u003c\/h2\u003e\u003cp\u003ePierburg 7.04389.04.0 is a 12V electric secondary air injection pump for emission control on select Mercedes-Benz applications. It pushes fresh air into the exhaust during cold starts to help reduce emissions and support smooth engine operation.\u003c\/p\u003e\u003cp\u003eBuilt as a standard replacement and backed by Genuine OE from HELLA branding, this pump is a direct-fit solution for Mercedes-Benz SLS AMG, CL600, S600, SL600, and other high-performance models that use the listed OE references.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSecondary air injection pump for emission control systems\u003c\/li\u003e\n\u003cli\u003e12V electric operating mode\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade\u003c\/li\u003e\n\u003cli\u003eOE-level application coverage for select Mercedes-Benz models\u003c\/li\u003e\n\u003cli\u003eTechnical Information Number: SI 1150-11\u003c\/li\u003e\n\u003cli\u003eBrand line: Genuine OE from HELLA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplication Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2011-2015 Mercedes-Benz SLS AMG, N\/A; 12V - Electric; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007-2014 Mercedes-Benz CL600, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2001-2002 Mercedes-Benz CL600, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2008-2014 Mercedes-Benz CL65 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007-2013 Mercedes-Benz S600, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2001-2002 Mercedes-Benz S600, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007-2013 Mercedes-Benz S65 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007-2011 Mercedes-Benz CLS63 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2005-2011 Mercedes-Benz G55 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2004-2011 Mercedes-Benz SL600, N\/A; 12V - Electric; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2005-2011 Mercedes-Benz SLK55 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007-2009 Mercedes-Benz CLK63 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007-2009 Mercedes-Benz E63 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2003-2008 Mercedes-Benz SL55 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2007 Mercedes-Benz R63 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2005-2006 Mercedes-Benz C55 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2003-2006 Mercedes-Benz CL600, N\/A; 12V - Electric; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2003-2006 Mercedes-Benz CLK55 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2006 Mercedes-Benz CLS55 AMG, N\/A; With OE No. A0001404285; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2003-2006 Mercedes-Benz E55 AMG, N\/A; 12V - Electric; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2003-2006 Mercedes-Benz S600, N\/A; 12V - Electric; Genuine OE from HELLA\u003c\/li\u003e\n\u003cli\u003eFits 2002-2004 Mercedes-Benz C32 AMG, N\/A; 12V - Electric; Genuine OE from HELLA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCold-start emissions issues related to secondary air delivery\u003c\/li\u003e\n\u003cli\u003eFaults caused by a weak or failed electric air injection pump\u003c\/li\u003e\n\u003cli\u003eReduced exhaust aftertreatment performance during startup\u003c\/li\u003e\n\u003cli\u003eCheck engine light concerns tied to air injection system operation\u003c\/li\u003e\n\u003cli\u003eRougher cold-start behavior on affected Mercedes-Benz models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the OE number and electrical specification before installation. This pump is a 12V electric unit, so confirm the vehicle’s original configuration and match the listed application notes, especially where OE No. A0001404285 is specified. This part cross-references VEMO V30-63-0037 for the same application.\u003c\/p\u003e\u003cp\u003eFor Mercedes-Benz SLS AMG, CL600, S600, SL600, and related AMG applications, confirm the secondary air system diagnosis before replacing the pump to avoid repeat repairs.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003ePierburg is supplied here as Genuine OE from HELLA, with OE-style application coverage and standard replacement construction for emission control service. Part number 7.04389.04.0 is identified with Technical Information Number SI 1150-11.\u003c\/p\u003e","brand":"Pierburg","offers":[{"title":"Default Title","offer_id":52417896382645,"sku":"BLGF-7.04389.04.0","price":723.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HL_704389040_Fro.jpg?v=1777804494","url":"https:\/\/www.partcatalog.com\/products\/pierburg-7-04389-04-0-secondary-air-injection-pump","provider":"PartCatalog","version":"1.0","type":"link"}