As always, K&N stuff is premium, and works as advertised

works very well, as advertised.

I think it works as advertised, very easy to use

Fast shipping, good price, works as advertised to breathe new life in reusable K&N filters.

In all this product worked as advertised and I would definitely recommend this product to another person.

No issues as advertised

Works exactly as advertised

Works as advertised and easy to use.

Work as advertised

It work as advertised!

Works as advertised, great deal at $11 delivered.

This product cleaned my filter as advertised

It works exactly as advertised, I love the aerosol, and it is inexpensive.

works as advertised

Works just as advertised

Works as advertised.

Seems to clean the cloth air filters as advertised

Works as advertised

Functioned as advertised, fast shipping too

Worked as advertised

This product I tested on a similar filter to see if it works as advertised

Works as it says

Now my air filter is clean and working as it should again.

Work as it should but turns filter red

Been using this product for years and still work as it did back then.. will definitely buy again

good as always

I have a Specter filter and did the job as good as if it was a KN filter.

Works as it is supposed to

Follow the instructions, works as it should.

Works as it should.

works as it should at a great price

e sprayed the cleaner on my filter and it got a lot of dirt and such off now in letting it dry then applying the oil.

I hadn't cleaned my air filter in about 5 years of riding on my GSX-R (I know, I know) so my filter probably had a millimeter or two of buildup

Don`t overdo the oil application

Use it on s&b filter works perfect and easy to use

e sprayed the cleaner on my filter and it got a lot of dirt and such off now in letting it dry then applying the oil.