stock 1987 325 exhaust pipe size

[bimmer6906]

so wat is the stock size of the exhasut pipe going from the cat to the muffler? i need to buy a new muffler(aftermarket) and i need to know the size. Thanks

[E30godz]

i THINK its two 1.75 inch pipes

[Digitalwave]

i THINK its two 1.75 inch pipes

325's has single pipes. I don't know the diameter.