K&N 57-3043

Buying online K&N 57-3043 Fuel Injection Performance Kit Gen2. The Generation II FIPK is K&N's ultimate performance product, designed to increase power by as much as K&N 57-3043 10% states and come with a million-mile limited warranty. Most FIPKs are street legal in all 50 U.S Million-mile limited warranty Easy to install, usually in 90 minutes or less ... Learn more »

K&N 57-3043 Review: K&N 57-3043 Fuel Injection Performance Kit Gen2. 2006 Hummer H3 3.5 I5First off idk why they put such a measly engine into a Hummer... BUT, this is an inexpensive way to boost HP, torque and fuel economy. I highly recommend. Easy install and it was fun doing. Sounds weird but working on your vehicle forms some sort of bond,anyway, engine noise was much more significant when reving the engine or flooring the pedal. Sounded like i added an exhaust system, keep that in mind when adding this.I have this and a Gibson exhaust and together they make ... Read more »

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