{"product_id":"vw-tdi-cjaa-cbea-cp4-metering-valve-bypass-block-disaster-prevention","title":"VW TDI CJAA\/CBEA CP4 metering valve bypass block (Disaster Prevention)","description":"\u003cp\u003e\u003cspan\u003eCP4 Bypass Block for VW TDI (CBEA \u0026amp; CJAA Engines) Block, o-rings and mounting bolts included for those that want to source their own filtration and plumbing options.  Please see other listing for the complete kit for $149. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eProtect your Volkswagen TDI from costly CP4 high-pressure fuel pump failures with this complete bypass kit.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEach bypass block is CNC-machined from 6061 aluminum for precision and durability. Every part is inspected and deburred before shipment to ensure top quality.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e Includes\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•CNC-machined 6061 aluminum bypass block\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•O-rings\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e•SHCS installation bolts\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFunction \u0026amp; Benefits\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe CP4 injection pump uses diesel fuel for internal lubrication, which is then sent upstream to the injectors.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIf the pump fails, metal debris can spread throughout the entire fuel system—resulting in thousands of dollars in damage to injectors, lines, and the fuel tank.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA bypass kit separates the lubricating fuel from the high-pressure circuit, routing it through a dedicated filter and returning it safely to the fuel tank.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMeanwhile, the high-pressure side continues receiving fresh, clean, filtered fuel for optimal performance and protection.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✅ Helps prevent costly CP4-related failures\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✅ Extends the life of your TDI fuel system\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✅ Only the pump and return filter need replacement if a failure occurs\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✅ Designed, machined, and inspected in the USA\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eVehicle Compatibility\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis kit fits Volkswagen models equipped with CBEA or CJAA 2.0L TDI engines.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCBEA Engine (2009–2010)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2009–2010 Jetta TDI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2009–2010 Jetta SportWagen TDI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2010 Golf TDI (early production)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCJAA Engine (2009–2014)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2009–2014 Jetta TDI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2009–2014 Jetta SportWagen TDI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2010–2014 Golf TDI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e•2013–2014 Beetle TDI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThink of this as inexpensive insurance for your TDI.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIn the event of a CP4 pump failure, this kit can save you thousands by preventing debris from contaminating your injectors and entire fuel system.\u003c\/span\u003e\u003c\/p\u003e","brand":"BMWDieselParts.com","offers":[{"title":"Default Title","offer_id":55826452316328,"sku":null,"price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/2683\/3832\/files\/8bf1c5a2-7bfa-4592-a167-f926fdb352b6.jpg?v=1785693469","url":"https:\/\/www.bmwdieselparts.com\/products\/vw-tdi-cjaa-cbea-cp4-metering-valve-bypass-block-disaster-prevention","provider":"BMWDieselParts.com","version":"1.0","type":"link"}