COBB Accessport V3 for 2015-2020 WRX/STi (AP3-SUB-004)




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The COBB Tuning AP3-SUB-004 Accessport V3 for the 2015-2020 Subaru WRX and STi models is the world's best selling, most flexible and easiest to use ECU upgrade solution. Unlock power hidden within the vehicle by replacing conservative factory settings with more aggressive calibrations. Please note these are compatible with the US models only.

Vehicle Fitment:
2015-2020 Subaru STi USDM
2015-2020 Subaru WRX (MT/CVT) USDM
Subaru Accessport Manager

Realtime Tuning:
Changes can be made to the map in realtime, while the engine is running. Greatly speeds up the tuning process and allows quick changes to powerful features like Launch Control, Flat Foot Shift, and map switching.

Adjust Idle:
Adjust engine idle on the fly to compensate for aftermarket accessories such as light weight flywheels and upgraded cams. Separate Accessport menus allow for idle speeds to be adjusted for A/C ON and A/C OFF conditions.

Adjust Timing (STi Only)
Globally reduce timing on the fly to compensate for bad pump fuel.

Flat Foot Shifting:
Keep the throttle on the floor during shifts and maintain boost between gears with this customizable RPM setting.
** Not available for WRX CVT.

Launch Control:
Set RPM threshold for performance launching the car from a stop. Builds boost and generates instantaneous horsepower off the line.
** Not available for WRX CVT.

Launch Mode: (WRX CVT Only)
Allows the manipulation of factory torque limiters to build boost and generate instantaneous horsepower when launching*. Includes driver-controlled activation.
* Requires Accesstuner software to dial-in Launch Mode feature.

More from COBB Tuning:
Simple ECU flashing with gauge package! The new in-cabin mountable Accessport V3 has a large, full color, higher resolution screen which allows you to monitor up to six parameters in real time. Fully customizable from the look (multiple bezel colors), layout (set up race, street, or dyno gauge clusters), and mounting options (choose from 1,000s of standard vehicle mounts). And what's looks without brains? More processing power, memory, and storage to flash faster while saving all of your maps and logs. This is your new Accessport.

Warning! Installation of this Accessport over anything other than OEM or COBB software may result in ECU/TCU failure. Please contact COBB Support if you have any questions.

• Larger, full color, higher resolution screen
• Customizable multi-gauge display
• In vehicle mount, with on/off switch
• Faster and easier to use with a familiar face
• Interchangeable faceplates

Visit COBB Tuning to review ALL features, updates and vehicle compatibility.

Customize your look!
Accessport Faceplates (Sold separately)
Accessport Faceplates

We are sorry, discounts and codes are not available for COBB Products.

COBB Emissions Statement:
This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the manufacturer’s application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number.

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