Eliminates the factory plastic crossover pipe with an OEM-quality fitting solution. This 4-layer silicone hose connects directly from the coolant expansion tank reservoir to the thermostat, providing a reliable heater core delete setup. Designed for E9x and E8x BMW models, it replaces the stock plastic components with durable silicone construction for improved longevity and performance. Perfect for builds prioritizing cooling system simplification and weight reduction. Designed for N52 & N51 engines.
Replaces 17127521052
BMW 1 Series E81 (02/2006–12/2011) BMW 1 Series E87 (03/2005–02/2007) BMW 1 Series E87 LCI (01/2006–06/2011) BMW 1 Series E82 (12/2006–10/2013) BMW 1 Series E88 (11/2006–10/2013) BMW 3 Series E90 (02/2004–07/2023) BMW 3 Series E90 LCI (07/2007–02/2012) BMW 3 Series E91 (02/2004–08/2008) BMW 3 Series E91 LCI (07/2007–05/2012) BMW 3 Series E92 (05/2005–02/2010) BMW 3 Series E92 LCI (09/2009–06/2013) BMW 3 Series E93 (09/2005–02/2010) BMW 3 Series E93 LCI (07/2009–10/2013)
