Built For Your Weekend Drive.

Whether we're selling a performance part or accessory, or building a one-off custom project vehicle, Sunday Spec is your home for automotive customization and performance.  We offer retail parts sales, in-house installation, and complete custom build projects for all makes and models of enthusiast vehicles. 

Proud to be located in Alpharetta, GA and serving enthusiasts nationwide.

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A man in a black 'Sunday SPEC' t-shirt leans over an open car hood, working on a car engine in an auto shop.

Professional Installation & Custom Builds

Sunday Spec's installation facility in Alpharetta, Georgia is equipped to handle everything from straightforward upgrades to complete custom build projects. Our experienced technicians work on vehicles of all makes and generations, with a focus on quality components, precision installation, and treating every vehicle with the care it deserves.

Have a project in mind? Get in touch with our team to discuss your plans. Transportation options are also available for out-of-state customers.

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Visit Our Facility

**Please call or e-mail ahead of time to schedule an appointment

Visit Our Facility

**Please call or e-mail ahead of time to schedule an appointment

Alpharetta, GA Facility

1360 Union Hill Rd, Suite 3E
Alpharetta, GA, 30004

(678) 835-3890

9:00am - 4:00pm Tuesday - Friday
9:00am - 12:00pm Saturday
By Appointment Only

Closed Sunday & Monday

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