JB4 Tuner for 2022+ Subaru WRX 2.4L & 2019+ Ascent, Legacy, & Outback 2.4L - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) Type: Open

Type: Open

Power gains of up to 40hp and 60tq to the wheels on a stock Porsche

The intake runner tube also incorporates a mounting bracket which is secured with the included mount to reduce vibrations commonly found with non-secured N55 intake kits

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Drive and upgrade with confidence

JB4 Tuner for 2022+ Subaru WRX 2.4L & 2019+ Ascent, Legacy, & Outback 2.4L - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) Type: OpenPower gains of up to 50hp to the wheels on a stock vehicle The JB4 is the most advanced and highly featured tuning system for your Subaru 2. 4L 4 cylinder turbo. Power gains are up to 50hp to the wheels (70hp crank) on a completely stock car on pump gas, and gains with ethanol mixtures and bolt on parts are even higher. The JB4 features a simple plug & play installation harness for easy installation & removal and includes many features not found with