Based on the model number, you are likely referring to the MagnaFlow Universal Catalytic Converter, model 290. In the automotive aftermarket industry, this is one of the most popular "universal" converters sold for repair and custom exhaust work.
For the hobbyist tuning a 2010 Subaru, stick with an old KESS V2 clone. But for the professional serving late-model vehicles, the KESS 290 new will pay for itself with the first three jobs you complete that would otherwise require ECU removal and bench unlocking.
Version 2.90 (and subsequent versions like 2.80) typically expands the "Car List," adding support for newer vehicle models and ECU types that were previously locked or unsupported. Risk Note: kess 290 new
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Setup steps:
The KESS 290 New (also labeled as KESS V2 New, KESS 3G, or KT290) is an updated version of the popular Alientech KESSv2 master tool.
It retains the core functionality—OBD reading/writing and boot mode (bench/Bench Mode) via JTAG, BDM, and bootloader protocols—but with modernized hardware and a new software interface.
Faster Diagnostic Speed: The software can often detect and read complex error codes significantly faster than previous versions—for instance, identifying fuel pressure issues in seconds that previously took nearly an hour to diagnose. Core Functionalities of KESS V2 with 2.90 Based on the model number, you are likely
Tuning isn't just about speed; it's about safety. Tools like the Kess series provide the bridge between a vehicle's hardware and your custom software, ensuring that data transfers are clean and error-free. For shops looking to increase their daily throughput, the 290 offers a streamlined workflow that minimizes downtime. The Verdict