About Sunday Spec
About Sunday Spec
Where Experience Meets Execution
Sunday Spec is an automotive customization center based in Alpharetta, GA that is dedicated to helping enthusiasts create vehicles that feel complete, capable, and uniquely their own. We focus on premium upgrades, thoughtful planning, and precise installation to deliver results you can enjoy every time you drive.
Our team brings a combined 25+ years of hands-on experience working with a wide range of enthusiast vehicles, from classic and modern performance cars to trucks and adventure-ready SUVs. We combine technical expertise with a genuine understanding of how people actually use their vehicles, allowing us to recommend upgrades that perform well in the real world.
Our Mission
Our goal is simple: provide professional installations that make your car look, perform, and drive better than when it arrived.
Our Vision
To create a customization hub where enthusiasts feel confident bringing their vehicles, knowing the end result will be something they’re proud to own and excited to drive.
Why Sunday Spec?
Curated upgrades tailored to each vehicle
Focus on real-world performance and usability
Clean, professional installation standards
Guidance from enthusiasts who understand your goals
One destination for both parts and installation
All in-house projects and services are covered by Sunday Spec's 12-month, unlimited mileage warranty.
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