1.Fitting: for 365 371 372 372XP 385 390XP chainsaw2.OEM Number:503 76 53 01 / 503766501 / 503 77 59013.PRECISION MANUFACTURED FOR CERTAIN CHAINSAW MODELS Our chainsaw silencer has been carefully designed for select chainsaw models, ensuring a perfect fit and seamless integration. The precision engineering of this chainsaw silencer guarantees improved performance and reliability4.ADVANCED NOISE REDUCTION TECHNOLOGY Our replacement chainsaw silencer with state of the art noise reduction technology minimizes operating noise, ensuring a quieter and more comfortable working environment. This is particularly beneficial for prolonged use or in noisesensitive areas.5.SUPERIOR DURABILITY WITH HIGHQUALITY MATERIALS Our chainsaw muffler parts made from premium materials provide exceptional durability and resistance to extreme temperatures and vibrations. The ruggedness of this chainsaw exhaust kit ensures durability and consistent performance, even under the toughest working conditions, exceeding the life of standard silencers.