Fitment - Water Outlet for Mazda 3 (2007-2013), Mazda 5 (2007-2010), and Mazda MX-5 Miata (2007-2015) Replaces OE Part # - LF7015170, LF5015171, LF5015170A, LF5015170B, LF5015170C, LF5315170A, LF5315170B, LFE515170, LF5315170 Other Part Number - 143-0838, 902-682, 34046 - LF70-15-170, LF50-15-171, LF50-15-170A, LF50-15-170B, LF50-15-170C, LF53-15-170A, LF53-15-170B, LFE5-15-170, LF53-15-170 Specification - This engine coolant thermostat housing assembly directly replaces the original water outlet on the specified years, makes and models. Durable construction, designed to withstand extreme temperature changes and resist cracking and leaking Package - 1x Thermostat Housing With Thermostat Benefits and use scenarios - Restores proper coolant flow and cooling system performance by replacing a worn or cracked water outlet - Direct, plug-and-play fit for listed Mazda models ensures correct alignment and sealing - Enhanced durability to resist cracking and leaks under temperature fluctuations - Includes thermostat for immediate operation and reliable engine warm-up Use scenarios - During routine cooling system maintenance or when replacing the thermostat housing on Mazda 3, Mazda 5, or MX-5 Miata - To address overheating or coolant leaks caused by a faulty water outlet - In climates with wide temperature changes to prevent premature failure and maintain consistent engine temperature