【BMW N55 ENGINE FITMENT】 ► This VeloCore crankcase vent hose is the perfect fix for the brittle original. It's compatible with a wide range of N55-equipped models, including BMW 135i, 335i, 535i, 640i, X1, X3, X4, X5, & X6. (Note: Fitment is specific; please use the Amazon Part Finder at the top of this page to confirm compatibility with your exact vehicle and model year).
【REPLACE OE # 11127584128 | EASY INSTALL】 ► This is a direct, factory-fit replacement for BMW part number 11127584128. It is engineered for a quick, hassle-free installation with all the correct connections, requiring no cutting or modifications.
【FIX ROUGH IDLE & LEAKS】 ► A cracked or failed PCV hose is a common source of vacuum leaks, leading to a rough idle, poor performance, and check engine lights. This hose restores proper PCV system function, optimizing airflow and enhancing combustion efficiency for a smoother-running engine.
【SUPERIOR DURABILITY】 ► Don't install another hose that will just crack again. This VeloCore hose is manufactured from high-strength, durable materials specifically designed to withstand oil vapor, high engine heat, and aging. It prevents leaks and minimizes the risk of PCV hose icing in cold weather.
【INDUSTRY-LEADING 5-YEAR WARRANTY】 ► Install with complete confidence. The original hose is a known failure point; our replacement is a long-term solution. Your VeloCore vent hose is backed by an unbeatable 5-Year, hassle-free warranty against any defects.