For sale: 4x SID 6581
-2383 rev2
-2284 rev2
-4885 rev3
-2286 rev4ar
15 euro’s a piece excl. shipping from The Netherlands.
If they are in completely working order (tested and all), i would like to buy them 
Yes i’ve tested them all on my MB SID. Please drop me a PM.
pm sent
You have 6581s with working filters? *drool*