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Grandpa was part genius
I have people swear by those Tornados
I tell them (told them) "if they were any good, don't you think the factory would be using them"?
15 years later when pulling the air tubes off a buddies supercharged '97 or so Lightning with a 5.4, I see the factory built in tornado devices in 2 or 3 spots
One of the guys that swore by them had a 94 E150 van with a 302 and it improved his mileage a whole bunch he claimed
This Hennessey Takes the Expedition Tremor's Off-Roading Capability to the Next Level
Slideshow: The VelociRaptor Expedition gains a lift, upgraded suspension, Brembo brakes, and trail-ready equipment while retaining the stock 440-horsepower EcoBoost V6.
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath
Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.