Photo 1 of K&N Cold Air Intake Kit: Increase Acceleration & Towing Power, Guaranteed to Increase Horsepower up to 12HP: Compatible with 5.4L, V8, 1999-2004 Ford (F250 SuperDuty, F350, Excursion), 57-2525-2

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Photo 1 of K&N Cold Air Intake Kit: Increase Acceleration & Towing Power, Guaranteed to Increase Horsepower up to 12HP: Compatible with 5.4L, V8, 1999-2004 Ford (F250 SuperDuty, F350, Excursion), 57-2525-2Photo 2 of K&N Cold Air Intake Kit: Increase Acceleration & Towing Power, Guaranteed to Increase Horsepower up to 12HP: Compatible with 5.4L, V8, 1999-2004 Ford (F250 SuperDuty, F350, Excursion), 57-2525-2Photo 3 of K&N Cold Air Intake Kit: Increase Acceleration & Towing Power, Guaranteed to Increase Horsepower up to 12HP: Compatible with 5.4L, V8, 1999-2004 Ford (F250 SuperDuty, F350, Excursion), 57-2525-2