HIGH PERFORMANCE
MUSTANGS AND sHELBY’s

We buy, sell, and restore rare & limited production muscle cars

About Us

Founded in the fall of 1999, Signature Auto / Bosscars.com is celebrating 25 years of excellence as a premier destination for rare American muscle. Specializing in iconic big block Mustangs, Shelbys, and other unique, high-performance classics, we’ve built a reputation for delivering extraordinary service and quality. Our team lives and breathes cars, treating every restoration, sale, and interaction as a chance to share our passion for automotive history.

From meticulously restored showpieces to rare project finds, we’re committed to connecting enthusiasts with the cars that fuel their dreams. If you’re looking for something unique, explore our site—whether to buy, sell, restore, or discover your next project, Signature Auto is here to make it happen.

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What We’ve Got

Current Inventory

1964 Red Ford Galaxie 500 Convertible 427

$99,900.00 VIN: 4W65R173645 ENGINE: 427 2x4BL V-8 MILEAGE: 64,431 DRIVETRAIN: RWD FULL DETAILS ↓ Description This 1964 Ford Galaxie 500 Convertible is a stunning example of Ford’s golden era, showcasing timeless style and exhilarating performance. Finished in its factory-correct red paint, this survivor has been carefully preserved in excellent condition without undergoing a full restoration.…

1969 Ford Mustang 390 Royal Maroon

$37,000.00 VIN: 9R01S125745 ENGINE: 390-4V V-8 MILEAGE: 13,715 (Non-Actual) DRIVETRAIN: RWD FULL DETAILS ↓ Description This 1969 Ford Mustang 390 Coupe is a rare gem that perfectly combines factory originality with tasteful performance upgrades. Built at the San Jose, California plant, this Mustang retains its factory S-code big-block 390 V8, paired with a 4-speed manual…

1967 Ford Fairlane 500 Restomod

$37,900.00 VIN: 7A35C128999 ENGINE: 289 V-8 MILEAGE: 85,293 (Non-Actual) DRIVETRAIN: RWD FULL DETAILS ↓ Description This 1967 Ford Fairlane combines timeless muscle car styling with modern performance enhancements, creating the perfect balance between vintage charm and drivability. Finished in sleek black with a matching black interior, this Fairlane boasts a commanding presence on the road.…

1969 Boss 429 “T Code” in Candy Apple Red KK1790

$319,000.00 VIN: 9F02Z187770 ENGINE: 429 – 4V V-8 MILEAGE: 38,433 DRIVETRAIN: RWD FULL DETAILS ↓ Description This 1969 Ford Mustang Boss 429, finished in striking Candy Apple Red with a black interior, is one of the most legendary muscle cars ever built. Equipped with a four-speed Top loader manual transmission, power steering, and power front…

1973 Mach 1 Cobra Jet “Q Code” in Gold Glow

$41,900.00 VIN: 3F05Q245644 ENGINE: 351C – 4V V-8 MILEAGE: 26,480 DRIVETRAIN: RWD FULL DETAILS ↓ Description This stunning 1973 Mustang Mach 1, with serial number 3F05Q245644, is a true classic from the golden era of American muscle cars. Built in June 1973 at the Dearborn plant, this Mach 1 roars to life with a powerful…

1969 Mercury Cougar XR7 Aztec Aqua

$26,900.00 VIN: 67400F7A02727 ENGINE: 351 Windsor TRANSMISSION: Select-shift trans DRIVETRAIN: RWD FULL DETAILS ↓ Description Introducing the 1969 Mercury Cougar XR7, a captivating classic with just 21,994 miles on the odometer. Dressed in the striking Aztec Aqua color, this Cougar XR7 boasts the robust 351 Windsor engine and the smooth Select-Shift Transmission, delivering a driving…

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LEARN FROM THE EXPERTS

Video Library

Embark on a journey with Rick Parker, our nationally acclaimed Mustang enthusiast and an award-winning Big Block restoration expert. In these must-watch how-to videos, Rick shares his unparalleled expertise, garnered from 45 years of dedicated passion for all things Mustang.

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