Is it worth tuning a B9 A4?
![Is it worth tuning a B9 A4?](https://tunezilla.com/files/1671644473_GDa__MG_2602-Web.jpg)
how much power can be produced from this popular German 2.0T quattro?
![](https://www.tc-performance.com/gfx/blog/49/49.jpg)
CHIP TUNING FILE AUDI A4 B9 2.0TFSI 252HP -STAGE 2 AND STAGE 3
![](https://www.jms-fahrzeugteile.com/media/image/70/7a/74/audi-A4-B9-S4-S-line-Rieger-Spoilerschwert_600x600.jpg)
Rieger Tuning front splitter BFL E fits for Audi A4 B9
![](https://cimg2.ibsrv.net/gimg/www.audiworld.com-vbulletin/1536x1152/2_3e4fdc9aa0d44afe0bcbc13911a310f713627344.jpg)
B9 A4 Track Results - AudiWorld Forums
![](https://ae01.alicdn.com/kf/S663e9a7194e348038ae970eadeb62c2cy/For-Audi-A4-S4-B9-B9-5-3Pcs-Car-Front-Bumper-Lip-Spoiler-Splitter-Diffuser-Retrofit.jpg)
For Audi A4 S4 B9 B9.5 3Pcs Car Front Bumper Lip Spoiler Splitter
![](https://www.abt-sportsline.com/fileadmin/_processed_/9/d/csm_Audi_A4_avant_ABT_tuning_Heck_Konfi_f4252371da.jpg)
ABT performance upgrades for the top diesel and petrol engines of
ECS Tuning - Improve the styling of your Audi B9 A4 or A5
![](https://cdn11.bigcommerce.com/s-otq2i0pcbi/images/stencil/1280x1280/products/654/2398/b9-rear-spoilersaa__43833.1608209620__32345.1644844253.png?c=1)
ECS Tuning Gloss Black Rear Spoiler - A4/S4 B9
![](https://blog.034motorsport.com/wp-content/uploads/2021/06/Product-Release-2-1-600x500.png)
034Motorsport B9 Audi S4/S5/SQ5 EA839 3.0T Dynamic+ Performance
![](https://performancespeedshop.com/cdn/shop/products/bctxe-tuning-carbon-fiber-side-skirts-for-audi-s4-a4-s-line-a4-base-207-on-b9-b95-128531_1024x.jpg?v=1695749426)
Enhance Your Audi S4 Performance Audi S4 Tuning – Performance
![](https://tunezilla.com/files/1671644473_GDa__MG_2602-Web.jpg)
Is it worth tuning a B9 A4?
![](https://www.autoupgrades.co.nz/media/catalog/product/cache/2a04f420babdc37f0d5153f84fed1cf7/image/23e15c/audi-a4-performance-tune.jpg)
Audi A4 Performance Tune