BMW 335i 335is

Unleashing the Power: A Comprehensive Guide to OEM INA Deflection Idler Pulleys for BMW 335i 335is When it comes to the heart of a vehicle, every component plays a vital role in ensuring optimal performance. For BMW 335i and 335is owners, maintaining the integrity of the engine is of utmost importance. One crucial component that aids in this endeavor is the OEM INA Deflection Idler Pulley. These pulleys, with part numbers 11287556251 and 11287557851, are designed specifically for BMW 335i and 335is models to enhance the efficiency and longevity of the engine.