Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi B9 RS5 Quattro 2.9T

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B9 RS5 Quattro 2.9T
Your Vehicle Audi B9 RS5 Quattro 2.9T
Change Clear

Audi B9 RS5 Quattro 2.9T Performance Tunes & Software

Sort By
Filter By
Return to Top

Dynamic+ End User Flashing Kit R4 (Flashing Device Only - Tuning Not Included)

ES#4684889 - 034-103-3306 - Dynamic+ End User Flashing Kit R4 (Flashing Device Only - Tuning Not Included) - End User Flashing allows Dynamic+ Performance Software customers to receive and install software updates and revisions, flash back to stock, or upgrade to the next stage of performance software for their vehicle. - 034Motorsport - Audi Volkswagen

End User Flashing allows Dynamic+ Performance Software customers to receive and install software updates and revisions, flash back to stock, or upgrade to the next stage of performance software for their vehicle. The 034SPI Mobile App is only available on vehicles with Dynamic+ Tuning installed. You must purchase Dynamic+ Tuning for your Audi or Volkswagen to access the Dynamic+ Flashing Suite and 034SPI Mobile Application.

Brand:
034Motorsport - Corporate Logo
ES#:
4684889
Mfg#:
034-103-3306
EO#:
D-850
In Stock
ON SALE! SAVE 10%
$180.00

This product was last offered at the strikethrough price on
08-17-2026

$162.00 USD
Free Shipping

APR Plus ECU Upgrade - 2.9T EA839 V6 (B9 RS5)

Gains of up to 75HP and 98 FT-LBS With a Limited Powertrain Warranty Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
4376206
Mfg#:
DPP29TMG1APRPLUS
In Stock
$1799.99 USD
This product is lifetime replacement eligible Lifetime Replacement

B9/B9.5 Audi RS4/RS5 EA839 2.9TT Dynamic+ Performance Software Package

ES#4493196 - 034-103-293 - B9/B9.5 Audi RS4/RS5 EA839 2.9TT Dynamic+ Performance Software Package - Unleash up to 713HP/679TQ by transforming your Audi EA839 2.9TT with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 713HP/679TQ by transforming your Audi EA839 2.9TT with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features!

Brand:
034Motorsport - Corporate Logo
ES#:
4493196
Mfg#:
034-103-293
Ships in 1 Business Day
ON SALE!
Starting at $162.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

APR ECU Upgrade - 2.9T EA839 V6 (B9 RS5)

ES#4040260 - DPP-29T-MG1 - APR ECU Upgrade - 2.9T EA839 V6 (B9 RS5) - Expect massive gains with 488-550 HP and 537-606 FT-LBS of torque on tap, depending on octane, from this simple software upgrade! - APR - Audi

Expect massive gains with 488-550 HP and 537-606 FT-LBS of torque on tap, depending on octane, from this simple software upgrade! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
4040260
Mfg#:
DPP-29T-MG1
In Stock
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AP3 OBD2 UNIVERSAL CABLE

ES#4415272 - AP3-OBDII-CABLE- - AP3 OBD2 UNIVERSAL CABLE - Tidy up your cabin with the COBB OBDII Universal Cable! - CobbTuning - Audi BMW Volkswagen Porsche

Tidy up your cabin with the COBB OBDII Universal Cable!

Brand:
CobbTuning - Corporate Logo
ES#:
4415272
Mfg#:
AP3-OBDII-CABLE-
In Stock
$85.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Burger Motorsports JB4 Tuner

ES#4140323 - JB4-B9-RS4RS5 - Burger Motorsports JB4 Tuner - This easy to install plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. - Burger Motorsports - Audi

This easy to install plug and play tuner attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. Not for sale or use in the state of California.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4140323
Mfg#:
JB4-B9-RS4RS5
Ships on Sep 9, 2026
$599.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 IE Performance Transmission Tune

ES#4662410 - iesowb2 - Stage 2 IE Performance Transmission Tune - Increased power, higher RPM limit, faster shifts, variable launch control and additional transmission performance features - Integrated Engineering - Audi

Increased power, higher RPM limit, faster shifts, variable launch control and additional transmission performance features 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4662410
Mfg#:
IESOWB2
Ships on Aug 24, 2026
$878.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Tunes & Software

If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings