Video - K&N Performance Air Intake 63-3077 for 2011 & 2012 GMC Sierra 2500/3500 HD 6.6L Diesel and Chevy Silverado 2500/3500 HD 6.6L Diesel





K&N performance air intake part 63-3077 fits 2011 & 2012 GMC Sierra 2500/3500 HD 6.6L Diesel and Chevy Silverado 2500/3500 HD 6.6L diesel models. Our tests show an estimated gain of 19.3 horsepower at 2420 RPM when tested on a dynamometer. This video shows the steps to installing the intake on your 2011 or 2012 GMC Sierra 2500/3500 HD with the 6.6L diesel engine or Chevy Silverado 2500/3500 HD with the 6.6L diesel engine. You will see for yourself that this is something you can do with basic tools.

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