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in Automotive Tuning Performance

Providing the Absolute Best You Can Get

We Tune with SCT, Bully Dog, DiabloSport, Hp Tuners, & More!

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Custom Tuning for Most Vehicle Manufacturers.

For Ford, GM, Dodge, Jeep, & Chrysler Vehicles.

Nearly every make and model.

Most Major Software Manufacturers Supported Here!

SCT & Bully Dog

Diablo Sport

HP Tuners & More

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We Are The Undisputed Leaders in

F150 Ecoboost 2.7 & 3.5 Performance

No Compromising Performance &..

Unmatched Industry Best Power, MPG's, and Drivability.

Our NO LAG Turbo Tuning Delivers

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No matter the application .....We Have You Covered

Go With The Experienced People

Cars, Trucks, & SUV's

All GM Tuning Supported Here

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Unequaled Ecoboost Performance in

has just been Redefined!

Drivability, Power, & Fuel Economy

Your Ford SHO, MKS, Flex, Explorer, & Edge Driving Excitement...

With our No LAG Turbo Tuning

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Ford GM and Dodge Truck Performance

Know That WE HAVE YOU COVERED!

Towing Your Boat

Second To None Ford Ecoboost Tuning

To The Work Site, or The Race Track

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We Make your Explorer or Explorer Sport...

RUN like a Performance Sedan

With Smooth Linear on Demand Power

....No Matter where You Go!

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Don't Trust Just Anyone With Your Investment

When it comes to Dodge & Chrysler Tuning

Whether its your Dodge Ram, Challenger, R/T, SRT, Scat Pack, Drag Pack or HELLCAT

SSi Performance Delivers Everytime

Go with Proven Experience

Welcome to SSi, The Automotive Performance Experts (562) 305 3532

For All Your Ford, GM, Chrysler, Dodge, and Jeep Custom Tuning Solutions

Formerly Known As Southern Speed Inc. Ford, GM, & Chrysler Custom Tuning. #1 in ECOBOOST TUNING. Your Best Choice for all your CUSTOM TUNING needs.


 

We Are Your Number 1 Choice for Ford Ecoboost Tuning

 

Programmers with Tunes   Custom Tuning

 

  • gm tuning

    Ford, GM, & Dodge Tuning Professionals

    Custom tuning for Challenger, Mustang, Camaro, and more.

    Read More

  • ecoboost tuning

    Ecoboost Custom Tuning

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

    Read More

  • Ford Tuning

    Ford, GM, & Dodge – TRUCKS & SUVs

    Performance tuning for F150, Ram, Silverado, Jeep and more.

    Read More

Why choose us?

 First of all, you came here for a reason. You are seeking performance tuning for your car or truck and you came to the right place. We have more experience and have you covered with any Ford, GM, Dodge, Jeep, or Chrysler Tuning needs. Don’t trust just anyone with your vehicle. 

 

How much experience do we have?

 Put our 0ver 20 plus years of experience in performance tuning to work for you. There is a reason we are the leaders in performance tuning. The customer testimonials, reliability, mpgs, and track times for racers speak for themselves. No compromise performance tuning with our priority on health, safety, and longevity of every vehicle we tune.

 

What do we support?

 We support all of the major tuning manufacturers with their custom tuning software. We are proficient with SCT, Bully Dog, Diablo Sport, HP Tuners, and stand alone race systems. If you already have a device or programmer you can purchase custom tuning from us that will be head and shoulders above any competitor. If you need a programmer with custom tuning let us help and guide you. We can put yourself and your vehicle in the best position for success. Feel free to give us a call for any and all consultation you may need.

 

Let us Show you!

 SSi Performance offers superierior Ford, GM, Dodge, Jeep, and Chrysler Custom Tuning. Buy one of our custom tuning options and see the power, drivabilty, and mpgs you have been missing out on. Let our many years of experience better serve you.


Check Out Our Customer Testimonials

Our customers

 Join our SSi Performance Facebook Group

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Latest Performance News

trade in

nGauge Trade in by SCT

  They’re Gone, We’re Still Here! Do you want to make sure you have the support that you need and save money? Now is your chance to receive $50 towards a brand new SCT tuner by trading in your nGauge product. Save money on a new device and have the tech support that is there to help you. You can save $50 when you purchase an X4, GTX, BDX, LiveWire TS+, or Livewire Vision Perf…


2020 Holiday Sale

SSi Performance Holiday Sale Starts Now!

SSi Performance Holiday Sale Starts Today! Save $50.00 on all programmer with custom tuning packages. At checkout enter in coupon code- Holiday Combine this sale with SCT/Bullydog Holiday rebate and get up to $100.00 off! We want to wish everyone a great 2020 holiday season.

JW Truck

Jared Weaver 2016 F150 2.7 Ecoboost gets new personal best of [email protected] mph

Jared Weaver got a chance to run his 2016 F150 2.7 Ecoboost and was rewarded with a [email protected] mph. This year of covid shut downs and restrictions has really put a damper on 2020 racing for so many folks. Its great to see him get an opportunity and make the best of it. His bolt on mods are intake, catback, and SSi Performance 50% E85 Custom Tuning. Well Done Jared!!       

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