Audi B9 S4 FINALLY GETS TUNED! Part 1 of 2 in the series with tuning the AUDI S4. In this episode we break down the tuning process of actually tuning the S4 with the UNITRONIC STAGE 1+ Tune! The B9 S4 is a very capable car from factory as the Unitronic Stage 1+ Tune brings it to 454 HP and 481 torque.

PART 1 of 2.

Part 2 dropping on Thursday as we have our first drive in the Unitronic Stage 1+ B9 S4.

FULL MOD LIST FOR THE B9 S4
RS Quattro Grille
KW HAS Spring Kit
ECS 10mm flush kit
OEM Muffler Valve Mod
Unitronic Stage 1+ Tune
Unitronic Carbon Fiber Intake
Unitronic Intercooler

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