Used Cadillac CT6 for Sale in Boulder, CO

Located in Broomfield, CO / 11 miles away from Boulder, CO

Very rare 4.2L CT6 with twin turbo V8 producing 500 HP!! Best of both worlds Luxurious and Powerful! AWD!All Wheel Drive!!, CARFAX 1-Owner, Clean CARF...

Features and Specs:

17 Combined MPG (14 City/25 Highway)

Listing Information:

VIN: 1G6KV5RJ7KU145876
Stock: KU145876
Certified Pre-Owned: No
Listed since: 07-02-2025

Located in Longmont, CO / 10 miles away from Boulder, CO

Features and Specs:

22 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KF5RS9GU151787
Stock: 16925
Certified Pre-Owned: No

Located in Longmont, CO / 10 miles away from Boulder, CO

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KN5R6XKU133619
Stock: 16919
Certified Pre-Owned: No

Located in Indianapolis, IN / 1,006 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KF5RS2HU187273
Stock: 2003941314
Certified Pre-Owned: No
Listed since: 08-04-2025

Located in Atlanta, GA / 1,223 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KG5RS7JU152375
Stock: 2003876776
Certified Pre-Owned: No
Listed since: 07-10-2025

Located in Los Angeles, CA / 832 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KD5RS2HU125975
Stock: 2003782832
Certified Pre-Owned: No
Listed since: 06-06-2025

Located in Kennesaw, GA / 1,209 miles away from Boulder, CO

CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KD5RS1HU182233
Stock: 27874079
Certified Pre-Owned: No

Located in Oklahoma City, OK / 527 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KG5RS3JU134472
Stock: 2003915518
Certified Pre-Owned: No
Listed since: 07-25-2025

Located in Chicago, IL / 886 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KD5RS1JU159749
Stock: 2003974000
Certified Pre-Owned: No
Listed since: 08-28-2025

Located in Phoenix, AZ / 589 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KD5RS9JU125719
Stock: 2003810549
Certified Pre-Owned: No
Listed since: 07-02-2025

Located in Cleveland, OH / 1,229 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KK5R62GU167649
Stock: 2004000954
Certified Pre-Owned: No
Listed since: 08-21-2025

Located in Tampa, FL / 1,542 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KP5R63JU134748
Stock: 2003879439
Certified Pre-Owned: No
Listed since: 08-18-2025

Located in Dallas, TX / 687 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KH5R68JU100611
Stock: 2003984125
Certified Pre-Owned: No
Listed since: 09-02-2025

Located in Cincinnati, OH / 1,101 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KP5R63JU120493
Stock: 2004047991
Certified Pre-Owned: No
Listed since: 09-12-2025

Located in Birmingham, AL / 1,111 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KE5RS0LU104256
Stock: 2004026464
Certified Pre-Owned: No
Listed since: 08-29-2025

Located in Atlanta, GA / 1,223 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

25 Combined MPG (22 City/30 Highway)

Listing Information:

VIN: 1G6KC5RX8HU135019
Stock: 2003941727
Certified Pre-Owned: No
Listed since: 07-30-2025

Located in Aurora, CO / 32 miles away from Boulder, CO

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KD5RS9JU125932
Stock: 12105A
Certified Pre-Owned: No
Listed since: 08-21-2025

Located in Memphis, TN / 903 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KK5R67GU144707
Stock: 2003898447
Certified Pre-Owned: No
Listed since: 07-17-2025

Located in Farmington Hills, MI / 1,140 miles away from Boulder, CO

Rare Find,Apple CarPlay,Back-Up Camera,Blind Spot Monitor,Bluetooth,Cooled Seats,Heated Seats,Heated Steering Wheel,Keyless Start,Lane Keeping Assist,...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KN5R62HU190535
Stock: HU190535P
Certified Pre-Owned: No

Located in Chicago, IL / 886 miles away from Boulder, CO

At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...

Features and Specs:

21 Combined MPG (18 City/27 Highway)

Listing Information:

VIN: 1G6KG5RS6JU130089
Stock: 2004095588
Certified Pre-Owned: No
Listed since: 09-19-2025

Located in Jacksonville, FL / 1,492 miles away from Boulder, CO

CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...

Features and Specs:

21 Combined MPG (18 City/26 Highway)

Listing Information:

VIN: 1G6KN5R60KU144015
Stock: 27567028
Certified Pre-Owned: No