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.***
NEW UPDATED DESIGN! True 3.5″ intake for maximum airflow - 3.5" mandrel bent piping with huge 6″ velocity stack air filter!
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#:
5516039
Mfg#:
CTS-IT-300RSD3
In Stock
Limited Qty Sale
$255.99
This product was last offered at the strikethrough price on 10-03-2026
***Please see photos and description prior to ordering, all sales final.***
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.***
Red High Temp Nylon Tubing, Quick-Connect Fittings
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#:
5491579
Mfg#:
SN0-20010SD2
In Stock
ON SALE!
SAVE 12%
$482.99
This product was last offered at the strikethrough price on 10-03-2026
***Please see photos and description prior to ordering, all sales final.***
***S&D NOTE: Only contains two mufflers - Sold As Is - See photos prior to ordering - ALL SALES FINAL***
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#:
5375603
Mfg#:
SSXAU701
In Stock
ON SALE!
SAVE 37%
$3075.00
This product was last offered at the strikethrough price on 05-02-2026
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
Brand:
ES#:
4057385
Mfg#:
DPP30TMG1APRPLUS
In Stock
ON SALE!
SAVE 20%
$1799.00
This product was last offered at the strikethrough price on 09-28-2026
As power levels increase, the bottom end must be capable of handling sustained torque and heat just as reliably as the rest of the engine.
2X Entries Into Our F80 M3 Sweepstakes
SuperDuper Charger Throttle Body Adapter included in the SuperDuper S34 Insuction Bundle
2X Entries Into Our F80 M3 Sweepstakes This kit includes the Cast throttle body adapter ONLY, Purchase this kit if you already have an 84MM VDO Throttle body & S34 Intake System
Comes complete with non-resonated downpipes, a precision-engineered x-pipe mid-section, and two valved muffler sections.
2X Entries Into Our F80 M3 Sweepstakes
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
