Using the correct motorcycle oils and lubricants with your bike can make numerous positive changes, including better performance, protection and reliability. 合適的機油和潤滑油能有效提升您的電單車表現和可靠性，並提供更佳的保護效能。 4-stroke engine oils 四衝程引擎機油: - Shell Advance Ultra - For Shell’s ultimate protection and performance. 為四衝程新一代電單車提供蜆殼的頂級表現。 - Shell Advance AX7 - For high power and torque even under stressful conditions. 提升一般電單車、小型電單車和輕盈電單車的表現。 2-stroke engine oils 二衝程引擎機油: - Shell Advance VSX 2 - Superb performance and protection for your motorcycle. 讓您的電單車發揮最佳表現和提供全面的保護。 - Shell Advance SX 2 - Excellent engine protection, plus cleanliness and low exhaust emissions. 出色的引擎保護，潔淨及低廢氣排放效能。 合適的機油和潤滑油能有效提升您的電單車表現和可靠性，並提供更佳的保護效能。