Lincoln Service Parts 1 › Lincoln Electric 9SM25415-1 EXHAUST STACK M25415-1 Lincoln Electric 9SM25415-1 EXHAUST STACK M25415-1 Sale Price: $673.79 Original Price: $774.86 EXHAUST STACK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! EXHAUST STACK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1