APR Upgrade: Stage 1 to 2 AWD Controller Software for Gen 5 Haldex

Upgrade for existing customers to flash Stage 2 AWD Controller Software - VW Golf R Mk7 & Audi RS3 8V

Stage 1 to Stage 2 Haldex AWD Controller Software Upgrade (For those running Stage 1 software for Haldex)
APR Stage 2 Haldex Software requires an APR Haldex Spring Upgrade and recommended APR Haldex Service Kit for installation
Our instrumented Haldex unit shows 22+ Bar clutch pressure increase over Stage 1
Significantly greater rear Haldex torque capacity for high-power applications

Install Methods

Note: You'll purchase the tune during the install.

DIY Install: Do it yourself at home with an APR Ultralink. Requires an APR Ultralink device.

Make	Model	Year	Engine
Audi	A3	8V (14+)	1.8 TSI
Audi	A3	8V (14+)	2.0 TSI (FWD)
Audi	A3	8V (14+)	2.0 TSI (quattro)
Audi	TTRS	Mk III (16+)	2.5 TFSI
Audi	S3	8V (15-16)	2.0T
Audi	RS3	8V facelift (17+)	2.5 TFSI
VW	R Models	Mk7 R (15-17)	2.0T
VW	R Models	Mk7.5 R (18+)	2.0T