HKS LEGAMAX Premium VBH S4 Single Exit Axleback Exhaust System - 2022+ Subaru WRX Differential Additional RCA high level input

Additional RCA high level input for for even a higher quality sound

This design enhances Inertia Exhaust Gas Efficiency—the ability to extract residual gases from combustion chambers—resulting in flatter torque curves

Motorsport-inspired style that complements other Axis Parts interior upgrades

Verus Engineering Install Video

HKS LEGAMAX Premium VBH S4 Single Exit Axleback Exhaust System - 2022+ Subaru WRX Differential Additional RCA high level inputLooking to add a sporty exhaust note to your 20222026 Subaru WRX while cutting weight over the factory system? The HKS Hi Power Muffler VBH Single Exit Catback Exhaust System delivers a more aggressive single exit sound, improved exhaust flow, and reduced weight compared to the stock exhaust. HKS is known for high quality exhaust systems that balance performance, sound, and fitment. This Hi Power Muffler setup gives the VB WRX a more purposeful tone,