This high-quality camshaft adjuster with OE number 04E109088BA is specially designed for EA211 series 1.4L and 1.5L engines. Made of high-strength wear-resistant alloy and processed with precision machining, it ensures accurate valve timing control, stable oil pressure response and excellent sealing performance. It effectively improves engine power output, optimizes fuel economy and reduces exhaust emissions. Manufactured to OEM standards, it features perfect fitment and direct replacement without modification. Strictly tested for durability and reliability, it operates stably under long-term high-temperature conditions, avoiding common faults such as timing errors and oil leakage. It is an ideal replacement part for engine maintenance, widely used in repair shops and the automotive aftermarket.