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VW – AUDI – PORSCHE – BENTLEY – LAMBORGHINI – FERRARI – MASERATI – TESLA

1125 Las Brisas Place
Placentia, CA 92870

VW – AUDI – PORSCHE – BENTLEY – LAMBORGHINI – FERRARI – MASERATI – TESLA

1125 Las Brisas Place
Placentia, CA 92870

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Customers Reviews

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Customer Reviews

Welcome to Auto Union Tuning

Premium Automotive Service in Placentia, CA

Auto Union Tuning is a complete dealer alternative where we diagnose, repair and service your VW, Audi, Porsche, Bentley, Lamborghini, Ferrari, Maserati, and Tesla. We Proudly service the Placentia, Anaheim Hills, Yorba Linda, Chino Hills, Diamond Bar, Fullerton, Corona, Brea, La Habra, La Mirada, Orange, Irvine, Tustin, Huntington Beach, Westminster, Garden Grove, Seal Beach, Long Beach, Fountain Valley, Costa Mesa, Newport Beach, and Santa Ana areas. Along with the experience, training, and vast knowledge acquired through the manufacturer, our technicians are true car enthusiasts that use the latest tools, diagnostic equipment, and same procedures used by the dealership. Using only genuine and the highest quality O.E.M. parts, there is no job too big or small. We also stock and sell many parts over the counter for the DIY enthusiast.

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Call Now For An Appointment

Auto Union Tuning
1125 Las Brisas Place
Placentia, CA 92870
(714) 841-1000
Mon-Fri: 8am-5pm
Saturday: 8am-3pm
Sunday: Closed
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Auto Union Tuning
1125 Las Brisas Place
Placentia, CA 92870
(714) 841-1000
Mon-Fri: 8am-5pm
Saturday: 8am-3pm
Sunday: Closed
VisaMasterCardDiscoverAmericanExpressbridgestoneCheck

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Shop Partners

APR – Unitronic – Cobb – Liquimoly – Motul – Racing Brake – ECS Tuning – 034 Motorsports – CTS Turbo – JHMotorsports – Integrated Engineering – Frankenturbo -Eurodyne – Nuespeed – VMR Wheels – Titan7 Wheels

About Us

Established in 2011.

Owners’ Raz and Dave were both trained at the Audi Academy in 2006 and have been working in the industry many years prior to that. Our staff consists solely of automotive enthusiasts who are factory trained technicians with decades of dealership experience. All of our staff owns, drives and modifies the cars that we work on, day in and day out. Not only can we repair your car, but we have the tools, knowledge and experience to make it better than the day it was sold new.

Southern California’s Best Auto Repair Experience

What sets Auto Union Tuning apart from all of the others in Placentia, CA?

Using only genuine and the highest quality O.E.M. parts, there is no job too big or small. We also stock and sell many parts over the counter for the DIY enthusiast.

  • Oil and filter changes
  • Tire mounting and balancing
  • Alignments
  • Factory key programming
  • CARB Legal Performance software tuning
  • Dynamometer testing
  • Regular maintenance, major and minor services
  • OEM plus upgrades
  • Electrical system repairs and diagnosis
  • Suspension repairs and modifications
  • Brake system repairs and upgrades
  • Engine mechanical repairs, modifications, diagnosis
  • Transmission repairs and diagnosis

We strive to deliver the most exceptional experience for our clients. With your satisfaction being our highest priority. Stop by or give us a call during our normal hours, or email anytime.

Trust: When it comes to auto repair in Orange County, CA, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.

Talent: At Auto Union Tuning, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the Placentia auto repair table.

Time: We take the time we need to provide you with top quality service, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.

Recently Serviced Vehicles

2019 Audi A7 Quattro

Audi A7 Quattro

Mileage
39,287
Service Date
11/7/2022
Services Performed
  • Unable to road test vehicle due to dead battery. Vehicle stalls as soon as jump starting battery is removed from the vehicle. Recommend towing to dealership as vehicle is still under warranty.
  • Verified concerns, also note vehicle requires jump starting. Found TSB noted below relating to customers concern. -No repairs peformed, vehicle is under warranty. Dropped off vehicle at Audi North OC with customers permission. -Dealer contact information has been provided to customer
  • Perform Oil Change Service and reset service interval (as applicable)
  • Tire pressure set to manufacturer recommended pressure
 
Armine B. gave our service a 5 star review on 11/18/2022

2012 Volkswagen Golf R

Volkswagen Golf R

Mileage
91,804
Service Date
11/17/2022
Services Performed
  • Unable to duplicate concern again. Replacing PCV under warranty. If noise returns, customer will have to leave the car with us for multiple days to assess noise concern.
  • Replaced oil separator (PCV) under warranty. Road tested vehicle following repairs.
  • Tire pressure set to manufacturer recommended pressure
 
Manny C. gave our service a 5 star review on 11/17/2022

2016 Hyundai Sonata

Hyundai Sonata

Mileage
62,622
Service Date
11/14/2022
Services Performed
  • Performed synthetic oil change, reset service reminder.
  • Tire pressure set to manufacturer recommended pressure
  • Performed Tire rotation
 
Kevin S. gave our service a 5 star review on 11/15/2022

2012 Volkswagen GTI

Volkswagen GTI

Mileage
119,871
Service Date
11/2/2022
Services Performed
  • Verified customers concern and found the upper bolt for the driver shock was loose. Tightened and went over the rest of the suspension bolts to make sure that was the only issue. Test drove vehicle and customer concern is no longer present.
  • Tire pressure set to manufacturer recommended pressure
 
Mike R. gave our service a 5 star review on 11/2/2022

2012 Ford Mustang

Ford Mustang

Mileage
43,616
Service Date
10/29/2022
Services Performed
  • confirmed customer concern, heavy burnt clutch smell. Removed transmission and found that the clutch disk had come apart on the pressure plate side.
  • Removed and replaced clutch disk, resurfaced flywheel and pressure plate. Road tested vehicle to ensure vehicle is operating OK.
  • 2-Day Shipping – Exedy
  • Shipping – McLeod (Free to Customer)
  • Performed oil change service and reset service reminder (if applicable).
  • Tire pressure set to manufacturer recommended pressure
 
Marty H. gave our service a 5 star review on 10/29/2022

2015 Volkswagen Golf

Volkswagen Golf

Mileage
63,445
Service Date
10/22/2022
Services Performed
  • front pads are low, recommend front pads and rotors front inner pad at 3mm rears at 7mm
  • Remove and replace front brake pads, rotors, and sensors (if applicable) Performed road test to ensure vehicle is operating as designed. Noise is no longer present.
  • Performed tire rotation to keep wear patterns consistent. Tires still in good shape.
  • Tire pressure set to manufacturer recommended pressure
 
Cesar P. gave our service a 5 star review on 10/22/2022

2017 Volkswagen GTI

Volkswagen GTI

Mileage
33,155
Service Date
10/21/2022
Services Performed
  • Performed brake fluid flush. Road tested vehicle to ensure vehicle is operating OK.
  • Remove and replace front brake pads, rotors, and sensors (if applicable) Performed road test to ensure vehicle is operating as designed.
  • Performed 4 wheel alignment with road test to ensure accuracy.
  • Tire pressure set to manufacturer recommended pressure
 
Rory T. gave our service a 5 star review on 10/22/2022

2019 Volkswagen GTI

Volkswagen GTI

Mileage
29,074
Service Date
10/1/2022
Services Performed
  • Ecu does have APR software
  • Tire pressure set to manufacturer recommended pressure
 
Jason D. gave our service a 5 star review on 10/6/2022

2014 Mercedes-Benz CLA250

Mercedes-Benz CLA250

Mileage
111,541
Service Date
10/4/2022
Services Performed
  • This is not a part we are confident installing, recommend checking with Mercedes shop and making sure part is CARB legal.
  • Inspected vehicle for squealing noise and no noises are heard at this time. Fault code: P003973-the output for the switch over valve of bypass flap 'charge air' has a malfunction. The actuator does not open.
  • Tire pressure set to manufacturer recommended pressure
 
Adrian P. gave our service a 5 star review on 10/4/2022

2014 Mercedes-Benz CLA250

Mercedes-Benz CLA250

Mileage
111,541
Service Date
10/4/2022
Services Performed
  • This is not a part we are confident installing, recommend checking with Mercedes shop and making sure part is CARB legal.
  • Inspected vehicle for squealing noise and no noises are heard at this time. Fault code: P003973-the output for the switch over valve of bypass flap 'charge air' has a malfunction. The actuator does not open.
  • Tire pressure set to manufacturer recommended pressure
 
Adrian P. gave our service a 5 star review on 10/4/2022

2004 Audi TT

Audi TT

Mileage
63,999
Service Date
9/28/2022
Services Performed
  • Confirmed customer concern, the rear brakes are metal to metal. Front brakes are about 50% worn. Recommend Rear pads and rotors Recommend tire rotation
  • Remove and replace Rear brake pads, rotors, and sensors (if applicable) Performed road test to ensure vehicle is operating as designed.
  • Tire pressure set to manufacturer recommended pressure
 
Tom P. gave our service a 5 star review on 9/29/2022

2010 Audi A4

Audi A4

Mileage
114,462
Service Date
9/27/2022
Services Performed
  • Performed oil and filter change and reset reminder (if applicable)
  • Front and rear tires are on wear bars. Front tires have feathering indicating that toe is out of spec. The rear tires are scalloped indicating the rear shocks should be replaced. Front pads have about 1-2 mm left, rotors have a large lip. Front pads and rotors should be replaced. Rear pads have about 4-5mm they seem about half way warn, the rotors are in good shape. Upper and lower timing covers are seeping oil, the cam cover as well is seeping oil on the turbo side. The lower control arms on their inner mounts are all torn, the upper control arms are also torn on their inner mounts. The engine mounts visually look okay, they both have not leaked their internal fluid. Engine Mounts OK at this time. No fault codes were found in the engine control module.
  • Remove and replace front brake pads, rotors, and sensors (if applicable) Performed road test to ensure vehicle is operating as designed.
  • Removed and replaced upper and lower control arms.
  • Performed alignment with road test to ensure accuracy.
  • Tire pressure set to manufacturer recommended pressure
 
Stuart A. gave our service a 5 star review on 9/27/2022

Services:

  • Brakes & Brake Repair
  • Oil Changes
  • Tires & Tire Repair
  • Mufflers & Exhaust
  • Check Engine Light
  • Belts & Hoses
  • And Much More...
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Location:

Auto Union Tuning
1125 Las Brisas Place
Placentia, CA 92870
(714) 841-1000