See How We Outperform The Competition...

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Late Model GM Performance and Tuning

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Heintz Racing is the nation's leading Late Model GM performance professionals. We are a leader in LSX and LTX performance parts, installation, dyno tuning, and track tuning. 
​We support our customers in developing the right modifications with the best parts in the industry for your performance goals.

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Our mission is to support our customers in modifying and tuning Late Model GM vehicles for all situations with an unparalleled professional service experience. Whether you're simply doing minor bolt-ons for your daily-driver, improving your suspension and handling, building a quarter mile track beast, setting half mile/mile track records or hitting the road course; we have the professional staff to help you achieve the maximum from your vehicle.

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Featured Builds

We build, maintain and tune some of the fastest LSX cars in the country including the world's fastest SBE CTS-V, 1/2 mile ZR1, and IRS GTO.

Store

Visit our store to buy parts, packages, or apparel on-line.

Packages

COMING SOON! Performance packages are all inclusive including parts, installation, and tuning.

Facebook

Connect with us on Facebook and Facebook messenger.

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Heintz Racing is the professional leader in GM Performance. Corvette, Camaro, Trans-Am, CTS-V, GTO, G8, SS, or Truck. If it is LS, LSX, or LT powered, we can make it faster.  If you don't see a service listed that you require, please contact us.
Easily Accessible From I85 or I77
Full Service Performance Shop
Indoor Customer Parking
DynoJet Chassis Dyno
Tuning And Track Support
Complete Turn-Key Packages
Heads & Cam Upgrades
Street/Strip/Race Only Engines
Power Adder Combinations
Suspension Packages
Drivetrain Packages
Nitrous/Turbos/Supercharger
LS Swap Installations and Tuning

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We are conveniently located in Mooresville, NC next to Alex Bowman Racing just outside of the Mooresville Dragway.
​Easily accessible via I77 or I85 from Charlotte, Mooresville, Statesville, Ballantyne, Monroe, and South Carolina.