Not sure which 1986 Isuzu Trooper Air Filters - Custom Fit is right for you? We have over 14143 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"I have over two hundred thousand miles in my 86 trooper and the K&N filter that I ordered fit perfectly. If I have known this years ago I would not have to pay for those disposable ones." —William L from Phoenix, AZ bought a K&N Air Filters for a 1986 Isuzu Trooper.