Coolant Reservoir Expansion Tank For 128i 135i 323i 325i 328i 330i 335i X1 Z4

For 2008-2013 BMW 128i E82/E88 L6 3.0L. For 2008-2010 BMW 135i E82/E88 L6 3.0L. For 2006-2011 BMW 323i E90 L6 2.5L. --Durable alloy aluminum to withstand temperature variations and the corrosive nature of coolant, fast cooling for improved performance.