Add instant horsepower to your Thunderbird with this great looking Cold Air Intake system by K&N. The ‘Typhoon’ system features a striking polished metal tube, ‘Mass Air Flow’ sensor plug in, heatshield, and cone- shaped air filter. Filter element is re-usable with cleaning to avoid costly filter replacements. Improves fuel economy too! Easy installation with hand tools in about 30 minutes. Adds 14+ HP to your T-Bird Please note: This system fits ONLY the 2003 -2005 Thunderbirds. We offer a different cold air intake system for the 2002 Thunderbird.