Auto Union Tuning - Porsche/VW/Audi

Auto Union Tuning - Porsche/VW/Audi Service, Repair, Maintain and Modify Volkswagen, Porsche, Audi, Lamborghini, and Bentley vehicles Please contact us to make an appointment.

Setting this up for a Fueltech ft450 stand alone.
08/13/2026

Setting this up for a Fueltech ft450 stand alone.

Sunshine!
07/29/2026

Sunshine!

Unitronic MPI kit going on this MK8 R
07/24/2026

Unitronic MPI kit going on this MK8 R

Rebuilding a 01E manual transmission with a JHM rebuild kit.
06/30/2026

Rebuilding a 01E manual transmission with a JHM rebuild kit.

Going to be a fun weekend for this SQ5 ZTF-R01 wheels paired with Michelin PS4S rubber. Little bit of drop and handlin...
05/29/2026

Going to be a fun weekend for this SQ5
ZTF-R01 wheels paired with Michelin PS4S rubber. Little bit of drop and handling with lowering links and rear sway bar.

Size difference on the stock intake piping and the Eventuri RS3 carbon fiber intake
03/18/2026

Size difference on the stock intake piping and the Eventuri RS3 carbon fiber intake

& Paired like fine wine
02/19/2026

&

Paired like fine wine

That time of year is here! Deal deals everywhere. We know you’ve seen the parts you want and the discounts available....
11/24/2025

That time of year is here! Deal deals everywhere. We know you’ve seen the parts you want and the discounts available.

Contact us to see if in stock or order through us and have it installed all in one place.

Today we have wagons!
10/30/2025

Today we have wagons!

Here’s to the weekend!
10/10/2025

Here’s to the weekend!

Address

1125 Las Brisas
Placentia, CA
92870

Opening Hours

Monday 8am - 12pm
1pm - 5pm
Tuesday 8am - 12pm
1pm - 5pm
Wednesday 8am - 12pm
1pm - 5pm
Thursday 8am - 12pm
1pm - 5pm
Friday 8am - 12pm
1pm - 5pm
Saturday 8am - 3pm

Telephone

+17148411000

Website

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