| 2008 Ford F250, F350, F450 and F550 Super Duty 6.4L Diesel Air Intake Video K&N has designed a performance air intake system for the 2008 Ford F250 (F-250), F350 (F-350), F450 (F-450) and F550 (F-550) Super Duty with the 6.4 liter diesel engine. K&N dynamometer tests show a 16.4 horsepower gain with use of this K&N air intake modification. K&N tests multiple vehicles for each air intake kit it makes to ensure a consistent horsepower and torque gain. |
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