Aluminum Engine Coolant Expansion Reservoir Tank 603-334 with Cap & Sensor, for BMW E90 E91 E92 325i 325xi 328i 328xi 330i 335i X1 Z4 2005-2016, Radiator Overflow Recovery Tank 17137607482
【Vehicle Compatibility】This aluminum expansion tank fits BMW 1 Series (E81/E82/E87/E88) – 2011 1M; 2012-2015 118i; 2005-2012 & 2016 120i; 2008-2013 125i/128i; 2006-2010 130i; 2008-2010 135i. 3 Series (E90/E91/E92/E93) – 2006-2011 323i; 2006-2013 325i; 2006 325xi; 2007-2013 328i; 2009-2013 328i xDrive; 2007-2008 328xi; 2006-2007 330i; 2006 330xi; 2007-2010 335i; 2009-2010 335i xDrive; 2007-2008 335xi; 2011-2013 335is. 2012-2015 X1 (E84); 2006-2016 Z4 (E85/E86/E89). Please confirm your vehicle year, model, and chassis code before purchase to ensure proper fit.
【OE Numbers】Engine coolant recovery expansion tank replaces OE numbers: 17137607482, 17137640514, 17137567462, 17137543026, 17137519368, 603-334, 376789751, EPT0028. Designed to match original factory specifications for seamless installation and reliable performance.
【Upgraded Leak-Resistant Design】Our aluminum coolant reservoir features an enhanced sealing structure and high-quality aluminum construction to help avoid coolant leakage. Provides a tighter, more secure seal than ordinary plastic tanks, ensuring stable performance under high temperature and pressure conditions.
【Durable & Precise Fit】This aluminum coolant expansion tank resists cracking, warping and shipping damage as well as daily wear, lowering failure risks and extending service life. Manufactured with reinforced aluminum materials and precision machining, it ensures direct replacement and long-term durability.
【1 Year Worry-Free】The aluminum coolant reservoir tank comes with a 1-year warranty. If you experience any issues with your coolant reservoir expansion tank, our support team will provide a prompt solution for a worry-free purchase.