Our Mission

Discount Brake Tune and Lube is an authorized  Napa AutoCare Center.  We have 2 friendly locations to serve all your repair needs, in Phoenix and Casa Grande.  Our mission is to provide honest, top quality auto repair in a timely and professional manner. We do it right the first time, insisting on only top quality parts and expert service. Our commitment to competitive pricing and superior service is our way of insuring that you will return and recommend our service to friends and neighbors.  Discount Brake Tune and Lube has been a Phoenix car repair shop for over 30 years.  We have earned the trust of our customers, and intend on providing the same quality Phoenix car service for many years.

Contact Us

Discount Brake Tune and Lube services approximately 600 vehicles a month.  The owner, Jack Diehl, is very involved in the success of both stores.  Jack has owned Discount Brake Tune and Lube in Phoenix and surrounding cities since 1996.  Customer satisfaction and repeat business is Jack’s primary concern.  He wants to earn your trust so you go to Discount Brake Tune and Lube for all your auto repairs.

Prior to owning Discount Brake Tune and Lube, Jack was an engineer for Hughes Aircraft from 1985-1995.  He doesn’t just own the company, he knows a lot about machines and engines and has been working with them for over 30 years.


Reviews are vital to the future customers of Discount Brake Tune and Lube.  Many customers are looking for a trustworthy, reputable car mechanic and repair shop and depend on Google or Yelp reviews to make an informed decision.  A 5 star review is the best compliment for us and we greatly appreciate your input.  Thank you for helping us be the best Phoenix car repair shop and best Casa Grande car repair shop.

We can save you money.  Discount Brake Tune and Lube is an authorized NAPA AutoCare Center and is also an ACS Certified sop.  We hire ASE Certified mechanics and have an A+ rating with the BBB.  We also have superior reviews on Google and Yelp.  We work hard to earn your trust and maintain your car repair business.

If you have a compliment or concern please do not hesitate to contact us so we can make it right!

Jack Diehl, Owner

Joe Lutz, General Manager


Discount Brake Tune and Lube – an authorized Napa AutoCare Center
4144 E. Thomas Rd.
Phoenix, AZ 85018



Discount Brake Tune and Lube
1278 E Florence Blvd.
Casa Grande, AZ 85122