air filter

I just bought a 1979 XS650 and got it home yesterday, I saw it on facebook and fell in love with the style, the simplicity, and knowledge of the power and reliability has me hooked on taking care of this pretty much entirely stock 650 from over 4 decades ago. One thing I noticed while riding it...

i guess there are different sub categories in here, to be fair. And I guess my question is leaning more towards aftermarket pod filters. Rather than air box. I now have mikuni vm34s and I also now have both UNI and K&N air filters. So my question is which one would be better suited for Mikunis...

Got a pair of Air Filters for sale; less than 20 miles on em. I wound up getting a full sudco kit. My loss is your gain! also: I have the stock airbox if interested; Make offer. 1982 XS650 heritage. Shipping from 60453 (figure $9 anywhere in USA)

Which UNI pods fit best when using the BS34 carbs with the stock battery box? The UP4229AST (angled) or the UP4229ST (straight)? I will not be running the stock side panels but will be fabricating something up to cover the battery box area. Thanks

Has anyone had any experience running without an air filter? I am using open velocity stacks and can't get my XS to idle very well. It pops a lot at idle and seems a bit sluggish on the move. I am pretty patient and can normally get there in the end but not with this one so thought it may be...

Hello, I know this is a very basic question but after doing some research I am still uncertain if I should oil this filter for my 1979 XS650 Special II: If yes, should I dip it in oil or use an oil spray (K&N type)? Thank you! Armin

What size aftermarket airfilter do I need to buy for a 1981 xs650 special? I can't seem to figure out if it is 52mm or 54mm. Thanks