Is it worth tuning a B9 A4?

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

CHIP TUNING FILE AUDI A4 B9 2.0TFSI 252HP -STAGE 2 AND STAGE 3

Rieger Tuning front splitter BFL E fits for Audi A4 B9

B9 A4 Track Results - AudiWorld Forums

For Audi A4 S4 B9 B9.5 3Pcs Car Front Bumper Lip Spoiler Splitter

ABT performance upgrades for the top diesel and petrol engines of

ECS Tuning - Improve the styling of your Audi B9 A4 or A5

ECS Tuning Gloss Black Rear Spoiler - A4/S4 B9

034Motorsport B9 Audi S4/S5/SQ5 EA839 3.0T Dynamic+ Performance

Enhance Your Audi S4 Performance Audi S4 Tuning – Performance

Is it worth tuning a B9 A4?

Audi A4 Performance Tune