Grease Monkey is a locally owned and operated automotive service provider in Colorado and Arizona, specializing in quick and affordable oil change services.

Join us for Grease Monkey’s Customer Appreciation Days—events across Colorado all month long.

Customer Appreciation Days

Celebrate Customer Appreciation Day at Grease Monkey®!

🏁Join us August 2, August 9 and August 16, 2025 for FREE food, spin-the-wheel prizes, Grease Monkey giveways and discounts on services. 🎈

🚗 Get any service at a participating Oilex Grease Monkey location on one of the event dates, and you’ll be automatically entered to win our Grand Prize:

Win a ’25-26 season EPIC Ski Pass or a Colorado Staycation package valued at $1,000!*

No Forms. No Hassle. Just show up, get service and WIN!

*Grand prizes available at Oilex Grease Monkey locations listed below only. A valid email address is required to win and the winners will be notified by email.

FIND A PARTICIPATING STORE
Cartoon Seymore Miles waving

Participating Grand Prize locations

August 2, 2025 locations 📍

  • Grease Monkey #77 – 6000 Parkway Drive • Commerce City • 303-288-5823
  • Grease Monkey #675 – 6510 Indiana Street • Arvada • 303-996-0007 

August 9, 2025 locations 📍

  • Grease Monkey #26 – 2495 S University Blvd • Denver • 303-744-9245
  • Grease Monkey #446 – 7225 E Hampden Ave • Denver • 303-692-9115
  • Grease Monkey #740 – 18401 E Hampden Ave • Aurora • 303-680-4965
  • Grease Monkey #91 – 901 W 8th Ave • Denver • 303-825-5915
  • Grease Monkey #392 – 1295 S Colorado Blvd • Denver • 303-757-0530
  • Grease Monkey #1330 – 4480 S Broadway • Englewood • 303-806-9336

August 16, 2025 locations 📍

  • Grease Monkey #5– 11802 Ralston Rd • Arvada • 303-424-9619
  • Grease Monkey #85 – 3693 W Bowles Ave • Littleton • 303-797-3693
  • Grease Monkey #61 – 4620 Wadsworth Blvd • Wheat Ridge • 303-424-8216
  • Grease Monkey #192 – 7810 N Sheridan Blvd • Westminster • 303-650-8141
  • Grease Monkey #53 – 2405 28th St • Boulder • 303-444-9303
  • Grease Monkey #701 – 9875 W Remington Pl • Littleton • 303-347-8801
  • Grease Monkey #35 – 1098 S Wadsworth Blvd • Lakewood • 303-934-1098
  • Grease Monkey #1130 – 2900 S Wadsworth Blvd • Denver • 303-984-2900

We’re thanking our loyal customers for their patronage in August. Want to know what food truck may be at your favorite Grease Monkey? Check out the sign up list here.

Want to know what other services we offer? Click here.