Is it worth tuning a B9 A4?

how much power can be produced from this popular German 2.0T quattro?

Is it worth tuning a B9 A4?

Audi B9/B9.5 S4 and S5 Accessport Tuning - COBB Tuning

APR 2.0T ECU Upgrade for the B9 A4

AWE Tuning Audi B9 A4 Touring Edition Exhaust Dual Outlet - Chrome

Tuning Maxton Spoiler Cap Audi A4 Sedan B9 Facelift Gloss Black

WAGNER TUNING COMPETITION INTERCOOLER KIT AUDI A4 B9/A5 F5 2,0

Just installed the ESC Tuning B9 A4 Rear Diffuser - Gloss Black

IE Audi B9 A4, A5, & Q5 Performance ECU Tune

JMS Tuning for Audi A4 B9 Avant - /en

IE Audi B9 A4, A5, & Q5 Performance ECU Tune