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Cobb Tuning

Accessport V3 Handheld ECU Tuner

$770.00 $693.00 Save $77.00

SKU: AP-SUB-003

In Stock
In Stock
Ships by Aug 3
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Cobb Tuning Accessport V3 is the leading ECU upgrade solution for Subaru vehicles, offering unparalleled flexibility and ease of use. This device allows you to unlock significant power gains by replacing restrictive factory settings with more aggressive, performance-oriented calibrations. Its large, full-color, high-resolution screen provides real-time monitoring of up to six parameters, making it an effective in-cabin gauge package. Designed for customization, the Accessport V3 allows users to personalize its appearance with interchangeable bezel colors and set up custom gauge clusters for various driving conditions like street, race, or dyno tuning. Mounting is versatile, with compatibility for thousands of standard vehicle mounts. Enhanced processing power, memory, and storage enable faster flashing times and provide sufficient space to save all your maps and data logs. This device supports COBB's staged upgrade path with pre-loaded Off-The-Shelf (OTS) maps and also accommodates custom mapping for any level of modification, positioning it as a comprehensive, long-term engine management solution. Included in the package are the Accessport V3 unit, an in-vehicle mount, OBD-II and USB cables, a carrying case, and interchangeable faceplates in silver and black. The Accessport V3 can read and clear engine trouble codes, store up to 100 maps, and offers performance measurement tools for 0-60 mph, 1/4 mile ETs, and trap speed. It also features a custom RPM warning shift light and an auto on/off detection feature. For 2008-2014 STI and 2011-2014 WRX models, a COBB NexGen Flex Fuel Upgrade is available to measure ethanol content and optimize fuel calibration. The device is compatible with USDM vehicles only.

MIA's Description

The Cobb Tuning Accessport V3 is a handheld ECU upgrade solution designed to unlock hidden power in your Subaru by replacing conservative factory settings with more aggressive calibrations. It features a large, full-color, high-resolution screen capable of monitoring up to six parameters in real-time. The Accessport V3 offers extensive customization for its appearance and layout, with thousands of standard vehicle mounts available. It boasts increased processing power, memory, and storage for faster flashing and ample space for maps and logs.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCobb Tuning
Part NumberAP-SUB-003
CategoryIgnitions and Electrical

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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