{"product_id":"sunsong-3403637-power-steering-return-line-hose-assembly","title":"Sunsong 3403637 Power Steering Return Line Hose Assembly - To Pump","description":"\u003ch2\u003eOverview of Sunsong Power Steering Return Line Hose Assembly\u003c\/h2\u003e\u003cp\u003eThe Sunsong 3403637 power steering return line hose assembly is designed for precise fitment on select BMW models including the 318i, 318is, 318ti, 323is, and Z3. Engineered with durable CPE hose material and standardized 15mm ID hose fittings, this 10.6-inch (270mm) hose ensures reliable fluid return in your vehicle's power steering system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW 318i, 318is, 318ti, 323is, and Z3 models\u003c\/li\u003e\n\u003cli\u003ePart number 3403637 for accurate identification\u003c\/li\u003e\n\u003cli\u003eEnd 1 and End 2 fitting size: 15mm ID hose\u003c\/li\u003e\n\u003cli\u003eHose length: 10.6 inches (270 mm)\u003c\/li\u003e\n\u003cli\u003eConstructed from durable CPE hose material\u003c\/li\u003e\n\u003cli\u003eIncludes technical tip TT1000 for installation guidance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Sunsong power steering return line hose assembly (part number 3403637) is manufactured to meet OEM specifications for BMW vehicles such as the 318i, 318is, 318ti, 323is, and Z3. The hose features 15mm internal diameter hose fittings on both ends, ensuring a secure and leak-free connection within the power steering system. Made from chlorinated polyethylene (CPE), the hose material offers resistance to heat, pressure, and fluid degradation, contributing to the longevity and performance of the power steering return line. With a length of 10.6 inches (270 mm), this hose assembly fits precisely in the designated routing paths of the compatible BMW models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked power steering return hoses\u003c\/li\u003e\n\u003cli\u003eResolving power steering fluid leaks causing steering difficulty\u003c\/li\u003e\n\u003cli\u003eEliminating noise or whining from air entering the return line\u003c\/li\u003e\n\u003cli\u003ePreventing power steering system pressure loss due to hose failure\u003c\/li\u003e\n\u003cli\u003eMaintaining proper fluid flow for consistent steering response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Sunsong 3403637 power steering return line hose assembly, ensure the vehicle is safely lifted and the power steering system is depressurized. Use the technical tip TT1000 as a reference for proper hose routing and fitting connection. Verify that both 15mm ID hose fittings are securely seated to prevent leaks. Inspect adjacent components for wear or damage during installation to maintain overall system integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eSunsong power steering components are manufactured to meet industry standards for durability and performance. The 3403637 hose assembly undergoes quality control inspections to ensure fitment accuracy and material integrity. While specific warranty details may vary, Sunsong products typically include coverage against manufacturing defects to provide confidence in replacement parts for BMW 318i, 318is, 318ti, 323is, and Z3 models.\u003c\/p\u003e","brand":"Sunsong","offers":[{"title":"Default Title","offer_id":45114102677685,"sku":"FTTD-3403637","price":21.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/S5_3403637_Fro_5f75b98c-5eda-4243-a777-bca914760dad.jpg?v=1775098847","url":"https:\/\/www.partcatalog.com\/products\/sunsong-3403637-power-steering-return-line-hose-assembly","provider":"PartCatalog","version":"1.0","type":"link"}