Not sure which 2004 Mercury Mountaineer Cold Air Intakes are right for you? We have over 18563 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 bought this filtercharger for my 4.6 v8 in a mountaineer and it sounds great. The install was a breeze and really opened up my performance. Very pleased with this product and would recommend it to anyone." —Gregory A from Macon, GA bought a K&N 57 Series FIPK Air Intake (Fuel Injection Performance Kit) for a 2004 Mercury Mountaineer.