The Gates 16-17 Volkswagen Jetta 4 Cyl 1.4L Racing Micro-V Serpentine Belt is a high-performance belt designed to provide superior performance and reliability for your Volkswagen Jetta. This belt is constructed from a special blend of polyester and aramid fibers, giving it superior strength and durability. It also features a special Micro-V design that helps reduce slippage, providing a smoother and more reliable ride. This belt is designed to provide maximum power transfer and reduce stress on the engine, helping to extend its life and performance.