Stage 3 Plus ECU tune that adds an upgraded HPFP, injectors, and 4-bar MAP sensors alongside hybrid turbos to unlock a massive 739 horsepower and 710 lb-ft of torque for 2017-2020 Audi B9 S4, S5, and SQ5 models.
Stage 3 ECU tune designed for TTE810 or Pure750 hybrid turbo upgrades on stock fueling to deliver track-ready performance for 2017-2020 Audi B9 S4, S5, and SQ5 models directly from your smartphone.
***Please see photos and description prior to ordering, all sales final.***
Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly.
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
***Please see photos and description prior to ordering, all sales final.***
Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane.
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
Brand:
ES#:
5512824
Mfg#:
034-509-0089SD
In Stock
ON SALE!
SAVE 17%
$608.99
This product was last offered at the strikethrough price on 10-03-2026
***Please see photos and description prior to ordering, all sales final.***
Carbon fiber rear spoiler to add an aggressive look to your B9!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
Brand:
ES#:
4940169
Mfg#:
B9-S5C-RW
In Stock
ON SALE!
SAVE 26%
$1338.99
This product was last offered at the strikethrough price on 06-23-2026
Gain up to 69 horsepower and 97 lb-ft of torque on 91 Octane
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
More Power. More Fun. Plus, a Limited Powertrain Warranty
Call In Or Chat For Best Price! This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the ne
Partial Replacement
