## BR9ECS (W27ESR-U) NGK Spark Plug - Reliability and Performance for Your Motorcycle Looking for a reliable spark plug that ensures optimal engine performance for your motorcycle? The BR9ECS (W27ESR-U) spark plug from renowned manufacturer NGK is the perfect choice. It provides smooth engine operation, low fuel consumption and long life. ### Advanced Technology for Maximum Performance The BR9ECS spark plug uses a nickel-lithium center electrode, which guarantees efficient combustion of the fuel-air mixture. This advanced material is characterized by high durability, which translates into less frequent replacements and lower operating costs. The special design of the spark plug minimizes the risk of misfire and ensures a stable spark even in harsh conditions. ### Fitment and Specifications The BR9ECS (W27ESR-U) NGK spark plug has the following parameters: * **NGK Code:** BR9ECS * **Denso Code:** W27ESR-U * **Thread Diameter:** 14mm * **Thread Length:** 19mm * **Wrench Size:** 21mm Thanks to its precise dimensions, the spark plug perfectly fits many motorcycle models. Before purchasing, we recommend checking compatibility with your vehicle's owner's manual. ### Choose NGK Quality NGK is a world leader in the production of spark plugs, known for its high quality and innovative solutions. By choosing the BR9ECS spark plug, you are investing in the reliability and optimal performance of your motorcycle.