The Honda Muffler Deflector Cap GX240 GX270 GX340 GX390 18331-ZE3-811 is a genuine Honda product designed for 4-stroke engines specifically GX240, GX270, GX340, and GX390. It is a replacement exhaust muffler deflector cap with 3 screws, perfect for outdoor power equipment used in yards, gardens, and outdoor living spaces. The product is part of the Honda GX product line and is powered by gasoline, ensuring high-quality performance and durability for your Honda engine.