Search results

Back in the day, I went all in and bought a K&N FIPK for my 02 Silverado. Jump forward about 11 years, and I bought a $50 cold air intake off of ebay for my 03 Tahoe. I honestly can't tell the difference, except in what I spent.

You have to get the PCM retuned in order for the electric fans to work with the Nelson Performance fans to work. Don't expect any noticeable gains with them. You're probably going to need to upgrade your alternator is you use them, too.