Notes: 129979-17310 PIPE ASSY,PRES EXHAUST is original YANMAR product. 129979-17310 PIPE ASSY,PRES EXHAUST2 is commonly used in transmissions/axles/engines 4TNV94CHT-NTBC, 4TNV94CHT-NTBC, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849