Who makes the best cold air intake for a 2004 Chevrolet Silverado 1500 V8 5.3?

[xjrich5]

I have a 2004 Chevrolet Silverado 1500 with a V8 5.3 engine.

I want to know who makes the best cold air intake, i want increased horsepower, the more, the better.

Thanks

 

[halsca]

I've always like K&N products. They make one for your vehicle and promise a modest gain of around 9.1 hp @ 5,300 RPM.