Audi 8Y RS 3 Quattro 2.5T Performance ECU Software / Tuning

Unlock the full potential of your 8Y RS3 with Unitronic’s cutting-edge performance software!

Brand:

ES#:

4920408

Mfg#:

8YRS3ECUNEW

Starting at $2300.01 USD

Customize

Free Shipping

Partial Replacement

Unlock the full potential of your 8Y RS3 with Unitronic’s cutting-edge performance software!

Brand:

ES#:

5425911

Mfg#:

8YRS3TCUNEW

Starting at $0.01 USD

Customize

Partial Replacement

Enhance your tune with true on-the-fly adjustability—directly from your smartphone.

Brand:

ES#:

5424774

Mfg#:

UH025-ACA

$99.00 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement