Upgrade existing stage 1 and stage 2 software to V2 & V3
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This upgrade must be performed at ECS Tuning's facility in Ohio.
For existing Stage 1 or Stage 2 customers with an ECU upgrade installed before 5/14/2015. Vehicle must be brought to ECS Tuning for programming.
Audi B8/B8.5 S5 Quattro 3.0T Coupe Performance ECU & TCU Tuning
5X Entries For Our 25th Anniversary Sweepstakes!
Choose the stage that meets your power goals!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Features CAN-Bus connectivity for more advanced tuning — gain up to 45hp/65lb-ft on a stock car
Not for sale or use in the state of California.
Get up to +44 hp and +34 lb-ft through a safe and easy to use tuning module from RaceChip
Version 1.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
This product was last offered at the strikethrough price on
05-12-2026
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.