SMG Speed Shop
Old skool speed shop, new skool vibe. Come in talk cars, get expert advice on your build
04/13/2026
You’ve trusted us for parts…
Now you’ll see exactly what they can do 👀
Our sister company North Texas High Performance is adding a
Mainline ProHub 3000CCS Dyno
That means:
✔️ Every combo we recommend can be validated on one of the most advanced dynos in the industry
✔️ Accurate, repeatable results (no tire slip, no inflated numbers)
✔️ Real-world simulation tuning—not just quick pulls
This isn’t your average dyno…
It bolts directly to the axle and measures true drivetrain output
If you’re building a serious setup—
This is the kind of equipment you WANT behind it.
Coming to NTHP this June 🔥
04/01/2026
🚨 NEW PRODUCT RELEASE 🚨
Introducing the SMG eBoost™ Electric Turbo System
✔ +75HP in under 10 minutes
✔ Plug & Play (no tuning required)
✔ Works on ANY vehicle (even stock)
✔ Powered through OBD-II port
We’ve spent 3 years developing this proprietary technology… and it’s finally here.
First batch is LIMITED.
Comment “BOOST” if you want early access 👀
(Available April 1st only)
03/16/2026
New product alert!
SMG Sound Tube Delete Firewall Plug – 2016–2024 Chevrolet Camaro SMG Sound Tube Delete Firewall Plug – 2016–2024 Chevrolet Camaro Many 6th Gen Camaros (2016–2024) came equipped with a factory sound tube that routes engine noise from the intake into the cabin. While it may have sounded like a good idea from the factory, it quickly becomes a problem when inst...
Click here to claim your Sponsored Listing.
Category
Contact the business
Telephone
Website
Address
17521 Matany Road Suite 2300
Justin, TX
76247
Opening Hours
| Monday | 9am - 5pm |
| Tuesday | 9am - 5pm |
| Wednesday | 9am - 5pm |
| Thursday | 9am - 5pm |
| Friday | 9am - 5pm |
| Saturday | 10am - 2pm |