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Providing the

The BEST in Automotive PERFORMANCE


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Custom Tuning

Virtually EVERY Platform


Diablo Sport

Nearly every make and model

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Truck Performance

Second to None

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Job Site Racing

We got you covered!

Southern Speed Inc.

Your Best Choice for all of your Automotive Performance & Tuning needs. DiabloSport Products, SCT, stand alone systems, and support for every tuning platform available.

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    Ford, GM, & Dodge Tuning Professionals

    Challenger, Mustang, Camaro,  and more..   Read More

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    THE ECOBOOST Performance TUNING Experts

    F150, Explorer Sport, SHO, Mustang, & Fusion. No Lag Turbo Power Done Right!   Read More

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    Nearly EVERY Platform – CARS & TRUCKS

    F150, Ram, Silverado, Jeep and more..    Read More

There is a reason why we are #1 in Performance Tuning . Click HERE or on “OUR CUSTOMERS” below to Read The Testimonials.

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” Providing Tuning Excellence is what we do”




Frank Gates does it AGAIN!! He sets another record with 93 octane TUNE ONLY Bone Stock 2015 F150 – 12.55@105.51 MPH!

Frank has the fastest Tune Only 2013 EcoBoost before he got this new 2015 F15o EcoBoost. He already had the FASTEST 2015 F150 as of last week and last night he extended his own best to a run of 12.55@105.51 mph.  This really showcases what can be done with the 2015 Ecoboost F150’s. Well Done Frank Gates!! Read More Here


Congratulations to Doug McCay 2015 F150 EcoBoost has new personal best.. Tune only…BONE STOCK! 12.69@103.94

Doug in Cali improved on hispersonal best and ran a quick 12.69@103.94 mph. He has many runs that night !  In his own wwords “I had 5 runs in the 12s; 12.84, 12.76, 12.82, 12.69 & a 12.80.  Most were hot laps basically, not many cars there tonight.  Slight delay because of an oil-down so truck cooled a little & I got the 12.69.  The idle launch runs for the bracket racing were in the 1…

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