{"product_id":"performance-water-pump-kit-for-bmw-1-series-2008-2013-3-0l","title":"Performance Water Pump Kit for BMW 1 Series (2008-2013) 3.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Electric Water Pump \u0026amp; Thermostat Kit for 2008-2013 BMW 1 Series (E82\/E88)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Water Pump Kit replaces the failure-prone factory electric water pump and map-controlled thermostat on 2008-2013 BMW 1 Series vehicles to restore precision coolant circulation and protect forced-induction engines from catastrophic thermal runaway.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock BMW 1 Series Cooling System Failure Point\u003c\/h3\u003e\n\u003cp\u003eFactory electric coolant pumps on BMW \u003cstrong\u003eN54\u003c\/strong\u003e and \u003cstrong\u003eN55\u003c\/strong\u003e engines suffer from notorious electronic and mechanical fatigue, often failing between 60,000 and 80,000 miles. The primary failure vector is internal motor driver PCB solder cracking caused by continuous heat soak, which severs Bit-Serial Device (BSD) communication with the DME. Secondary failures include composite impeller cracking and motor drive burnout. When the pump stalls, coolant stops circulating instantly, inducing cylinder head thermal stress and forced limp-mode operation. Concurrently, the OEM thermostat composite housing warps, leading to external fluid loss and stuck-closed conditions.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis replacement assembly mitigates high-heat failure modes through reinforced motor circuit potting and an updated resin composite impeller designed to resist cavitation and thermal stress. The integrated electric motor responds instantaneously to DME duty cycles, ensuring exact volumetric flow across the engine block and turbocharger bearing housings. Paired with a direct-fit map-controlled thermostat featuring a high-temperature elastomeric seal, this system manages coolant flow dynamically under full boost, preventing heat soak and maintaining consistent combustion chamber temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Electric Engine Water Pump\u003c\/li\u003e\n  \u003cli\u003e1 Electric Engine Coolant Thermostat\u003c\/li\u003e\n  \u003cli\u003e3 Mounting Bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2008-2013 BMW 1 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eN54, N55 3.0L Turbo \/ E82, E88\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e300-335 hp \/ 300-332 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e11517632426, 11517586928, 11517586929, 11517563659, 11517588885, 11517602123, 11537549476, 11537544788, A2C53326031, A2C59514607, 11206043003\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2008-2013 BMW 135i (3.0L Gas Turbo)\u003c\/li\u003e\n  \u003cli\u003e2011 BMW 1 Series M (3.0L Gas Turbo)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the E82\/E88 1 Series?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2008-2013 BMW 1 Series equipped with the \u003cstrong\u003eN54\u003c\/strong\u003e and \u003cstrong\u003eN55\u003c\/strong\u003e 3.0L turbo inline-six. \u003cstrong\u003eDoes not fit naturally aspirated 128i (N51\/N52) models; note that two thermostat connector styles exist, so verify your existing unit prior to installation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to bleed the cooling system after installing this pump?\u003c\/h4\u003e\n\u003cp\u003eYes, you must perform the automated BMW 12-minute electric water pump bleed procedure using the accelerator pedal sequence before starting the engine.\u003c\/p\u003e\n\n\u003ch3\u003eThe BMW Calibration Caliber\u003c\/h3\u003e\n\u003cp\u003eMaintains factory CAN-bus communication protocols without check-engine lights, ensuring reliable heat exchange under aggressive street driving and track conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67923282591992,"sku":"DS-EVXT6QUXW","price":109.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-water-pump-kit-for-bmw-1-series-2008-2013-3-0l-1.jpg?v=1793557955","url":"https:\/\/performancechiptuning.com\/fr\/products\/performance-water-pump-kit-for-bmw-1-series-2008-2013-3-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}