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2015 EcoBoost Mustang Autocrossing with Steeda Suspension Upgrades

Jarstang

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Hey folks,

Steeda just shared with us some excellent info and pictures / video of their competition orange 2015 Mustang EcoBoost autocrossing after being equipped with Steeda's suspension upgrades (adjustable front/rear sway bar and Sport lowering springs). The EcoBoost ran a 58.9 which beat the 61.8 time of a Porsche 911 Turbo that was also in attendance.

Also, with the only modifications to the car being Steeda's revised rear sway bar and Sport lowering springs installed, Steeda was able to pull 1.05 G's on Nitto Invo tires during skid pad testing. Impressive results so far, especially on street tires.

Here is video of their autocross run at Spence Field in Moultrie, GA, this past weekend and pictures that show the stance of the car with their Sport lowering springs installed. You can notice just how flat the car was cornering.

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2015 Mustang EcoBoost Steeda Suspension.jpg


2015 Mustang EcoBoost Steeda Suspension 2.jpg
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BoomBoy

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:hail::hail::hail::ford:
 

BmacIL

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Stance looks great. Very mild lowering. Also very encouraging for a non-PP car.
 

JGillis

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Great job Steeda! it looks like a corner carver for sure and I think that is just the right amount of lowering.
 

J.Darcy

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Really nice run... so the car in the video had both front and rear sway bars installed and you pulled 1.05Gs with just the rear and lowering springs?
 

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tj@steeda

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Thank you!

Please note ... you are not calling just an order taker at Steeda. We have veteran drivers who have a passion for the brand & these cars.

This is Scott, he is one of our leads here at Steeda ... he brings a lot of experience to the table.

Best Regards,

TJ
 

eleanor5oh

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How aggressive are these springs because the stock shocks are getting alot of flak for being under-dampened. Also why didn't you put better shocks on to match?
 

1994Redfire

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Great video! What size wheels and tires are you running? And how much do the lowering springs lower the car front and rear?
 

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David@Steeda

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How aggressive are these springs because the stock shocks are getting alot of flak for being under-dampened. Also why didn't you put better shocks on to match?
In our testing we realized the OE shocks are more than adequate for this spring rate, although we are working on new shocks to take it to the next level.

Great video! What size wheels and tires are you running? And how much do the lowering springs lower the car front and rear?
Thanks! We were running Nitto Invos 275/35/20 all the way around with our 20x9.5 ST-R wheels.

Here is a link to our EcoBoost lowering springs, they lower the car 1" on all four corners.
 

Todd15Fastback

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wow...very impressive!
 

Gungnir888

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Any chance you guys have some shock dynos? Would also love to see the car make an appearance up in Atlanta for a session!
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