Yamaha Big Bear 400 / Kodiak 400 Oil Change Tune Up Kit; YFM400 (1993–2012) – Moose 10W‑40 Oil + Hiflo Filter + NGK Spark Plug

This complete oil change and tune‑up kit is built for Yamaha Big Bear 400 and Kodiak 400 models, giving you everything needed for a smooth, reliable service. You get four quarts of high‑quality Moose Offroad 10W‑40 motor oil, a premium HifloFiltro oil filter, and an NGK D(R)8EA spark plug—each component engineered for dependable performance and long‑lasting engine protection in demanding riding conditions.
Moose Offroad oil maintains proper viscosity under heat, load, and rugged terrain, ensuring consistent lubrication and reduced friction for a smoother, more responsive ride. The HifloFiltro oil filter undergoes 16 individual quality‑control checks for OEM‑level reliability, while the NGK spark plug delivers strong ignition performance with superior heat transfer, anti‑corrosion plating, and triple‑seal construction.