{"product_id":"bmw-1-series-e81-e82-e87-e88-3-series-e90-e91-e92-e93-x1-e84-n52-silicone-coolant-expansion-tank-hose-aluminum-flange-kit-2005-2013","title":"BMW 1 Series E81 E82 E87 E88 \/ 3 Series E90 E91 E92 E93 \/ X1 E84 N52 Silicone Coolant Expansion Tank Hose \u0026 Aluminum Flange Kit 2005 - 2013","description":"\u003cp\u003e\nThe factory plastic coolant reservoir hose flange on BMW E8X and E9X models with the N52 engine is highly prone to cracking and breakage — both during routine maintenance and in everyday use. Once the flange fails, coolant leaks and dangerously elevated engine temperatures follow rapidly. This high-performance replacement kit permanently resolves that weakness by pairing a 6061 anodized aluminum alloy flange with a triple-layer reinforced silicone hose rated to 3 bar pressure and high-temperature operation. An anti-aging silicone formula maintains long-term flexibility without hardening or cracking, upgraded stainless steel hose clamps replace the factory units unsuitable for reuse, and the finished result is a significantly more reliable and visually superior cooling system connection than the OEM plastic setup.\n\u003c\/p\u003e\n\n\u003ch6\u003eFeatures:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e6061 anodized aluminum alloy flange permanently replaces the factory plastic flange – eliminating the cracking and breakage failure mode on E8X and E9X cooling systems\u003c\/li\u003e\n\u003cli\u003eTriple-layer reinforced silicone hose rated to 3 bar pressure and high operating temperatures for long-term cooling system integrity\u003c\/li\u003e\n\u003cli\u003eSpecial anti-aging silicone formula maintains flexibility over time – no hardening, no cracking, and no risk of sealing failure\u003c\/li\u003e\n\u003cli\u003eUpgraded stainless steel hose clamps included – factory clamps are not suitable for reuse after extended service\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM part numbers 17127618510 and 17127565093\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eSpecifications:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eCondition: 100% Brand New\u003c\/li\u003e\n\u003cli\u003eType: Coolant Expansion Tank Hose \u0026amp; Flange Kit\u003c\/li\u003e\n\u003cli\u003eMaterial: 6061 Aluminum Alloy \u0026amp; Silicone\u003c\/li\u003e\n\u003cli\u003eFlange Finish: Anodized\u003c\/li\u003e\n\u003cli\u003eHose Construction: Triple-Layer Reinforced Silicone\u003c\/li\u003e\n\u003cli\u003ePressure Rating: 3 Bar\u003c\/li\u003e\n\u003cli\u003eMounting Position: Vent Line – Radiator to Expansion Tank\u003c\/li\u003e\n\u003cli\u003eEngine: N52 · N52N · N51\u003c\/li\u003e\n\u003cli\u003eOEM Replacement Part Numbers: 17127618510 · 17127565093\u003c\/li\u003e\n\u003cli\u003eItem Weight: 0.383 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eFitment (Europe):\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eBMW 1 Series E81 130i N52N (2006–2010) – EUR only\u003c\/li\u003e\n\u003cli\u003eBMW 1 Series E82 125i N52N (2006–2013) – EUR only\u003c\/li\u003e\n\u003cli\u003eBMW 1 Series E87 130i N52 · N52N (2005–2011) – EUR only\u003c\/li\u003e\n\u003cli\u003eBMW 1 Series E88 125i N52N (2006–2013) – EUR only\u003c\/li\u003e\n\u003cli\u003eBMW 3 Series E90 · E91 · E92 · E93 323i · 325i · 328i · 330i (2005–2012)\u003c\/li\u003e\n\u003cli\u003eBMW X1 E84 25ix · 28ix N52 (2009–2011) – EUR only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eFitment (USA):\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eBMW 1 Series E82 128i N52N · N51 (2006–2013) – USA only\u003c\/li\u003e\n\u003cli\u003eBMW 1 Series E88 128i N52N · N51 (2006–2013) – USA only\u003c\/li\u003e\n\u003cli\u003eBMW 3 Series E90 · E91 · E92 · E93 323i · 325i · 328i · 330i (2005–2012)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eContents:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e1x 6061 Anodized Aluminum Alloy Flange\u003c\/li\u003e\n\u003cli\u003e1x Triple-Layer Reinforced Silicone Expansion Tank Hose\u003c\/li\u003e\n\u003cli\u003eUpgraded Stainless Steel Hose Clamps included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eBenefits:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003ePermanently resolves the known factory plastic flange failure point on N52 E8X and E9X cooling systems\u003c\/li\u003e\n\u003cli\u003eTriple-layer silicone hose and 3 bar pressure rating provides far greater cooling system reliability than the OEM rubber hose\u003c\/li\u003e\n\u003cli\u003eAnti-aging silicone formula prevents the gradual hardening and cracking that leads to OEM hose sealing failures over time\u003c\/li\u003e\n\u003cli\u003eComplete kit eliminates the need to source a replacement flange, hose, and clamps separately\u003c\/li\u003e\n\u003cli\u003eAnodized aluminum flange delivers a cleaner, more premium engine bay appearance compared to the factory plastic unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eInstallation Notes:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with N52 · N52N · and N51 engine applications only – confirm engine code before ordering\u003c\/li\u003e\n\u003cli\u003eDo not reuse factory hose clamps – upgraded stainless steel replacements are included in this kit\u003c\/li\u003e\n\u003cli\u003eEUR market restrictions apply to E81 · E87 · and X1 E84 variants – confirm market specification before ordering\u003c\/li\u003e\n\u003cli\u003eUSA market restrictions apply to E82 128i and E88 128i variants – confirm market specification before ordering\u003c\/li\u003e\n\u003cli\u003eIf unsure about compatibility, contact our team with your vehicle's year, model, and engine code prior to purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eWarranty:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e12-month standard warranty from date of purchase\u003c\/li\u003e\n\u003cli\u003eContact our support team for assistance with any issues\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":48609798553783,"sku":"1005010648965122","price":109.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/milkymotorsports.com\/products\/bmw-1-series-e81-e82-e87-e88-3-series-e90-e91-e92-e93-x1-e84-n52-silicone-coolant-expansion-tank-hose-aluminum-flange-kit-2005-2013","provider":"Milky Motorsports","version":"1.0","type":"link"}