Distinctive “cobra head” downpipe helps the 6.7-liter Power Stroke in the 2015 Ford Super Duty achieve best-in-class 440 horsepower and 860 lb.-ft. of torque Cobra head shape reduces exhaust gas … [Read more...]
How a Turbocharger Exhaust Pipe Shaped Like a Cobra Head Helps Ford Power Stroke Diesel Make Best-In-Class Power