Last time we reported on the 2015 Roush Stage 3 Mustang, a.k.a. RS3, the company had just opened the order banks and hinted to us that the final output figure of the RS3’s supercharged 5.0-liter ...

Roush Performance Engineering is showing the Ford Mustang EcoBoost some love with ... uses a detuned version of the Focus RS's optimized, power-dense mill.

one customer of the largely cosmetic Roush Stage 1 2005 Mustang would take matters into his own hands with his own power upgrades. When William Johnston took delivery of his 2005 Roush Stage 1 ...

there are seemingly dozens of Roush badges and logos inside and out. Getting GT500 power and track-car performance results in a hefty window sticker. The car we drove started as a Mustang GT ...

For decades, Roush Performance has been taking perfectly ... Other preparations that help give this Mustang Hellcat levels of power include engine machining, low-temperature radiator system ...

When it put performance on the street, it was always the Ford Mustang that received ... and will do most of what this Roush does. We don't know how much power it'll have, and it definitely won ...

the new 2020 Mustang Stage 3 launched by Roush Performance might just be the perfect car. Each Stage 3 model from Roush Performance starts out as a regular Mustang GT that’s outfitted with a ...

There’s always enough grunt to power out of slower corners, and the Roush will top well over 100 mph in third, so the next corner comes up quickly. Although stock, the Mustang’s optional GT ...

Power comes on strong early ... can be purchased a la carte for $1,875 and can be retrofitted to any Mustang with a Roush exhaust. It’s actually a very easy home install with only a few parts.

ROUSH Performance proudly introduces the new 2012 ROUSH Stage 3™ performance Mustang. The 5.0L 4-valve DOHC TiVCT power-plant has received clearance for takeoff with the addition of the R2300 ...