Invidia GT N1 Axle Back Exhaust w/ Stainless Steel Tips Subaru WRX 2022-2026 | HS22SW4AG1GSL

The Invidia N1 Axle-Back Exhaust with 3.5-inch stainless steel tips is engineered specifically for the 2022+ Subaru WRX, delivering the aggressive N1 exhaust note enthusiasts demand without compromising daily drivability. Built to Invidia's exacting JDM performance standards, this axle-back system is a direct bolt-on upgrade that transforms your WRX's exhaust tone and appearance. 

Key Features & Benefits

• Iconic N1 Sound Profile — Produces Invidia's signature deep, aggressive exhaust note under acceleration while remaining refined at idle and cruising speeds, giving you performance character without excessive drone.
• 3.5-Inch Polished Stainless Steel Tips — Oversized dual tips deliver a bold, race-inspired look that fills the WRX's rear bumper cutouts perfectly, elevating the car's visual presence.
• T304 Stainless Steel Construction — Mandrel-bent T304 stainless steel tubing ensures maximum corrosion resistance, longevity, and structural integrity — built to outlast OEM components in all weather conditions.
• Direct Bolt-On Fitment — Engineered as a precise drop-in replacement for the 2022+ Subaru WRX factory axle-back section using OEM mounting points, requiring no cutting, welding, or modification.
• CARB Compliant — Certified compliant with California Air Resources Board (CARB) regulations, making this exhaust legal for street use in all 50 states, including California.
• Performance-Tuned Flow — Optimized internal flow geometry reduces back pressure compared to the stock unit, supporting improved exhaust scavenging for enhanced throttle response and power delivery.

What's Included

• Invidia N1 Axle-Back Exhaust Section

Specifications

Installation

The Invidia N1 Axle-Back is designed as a straightforward bolt-on installation for the 2022+ Subaru WRX. The system connects at the factory axle-back junction using existing OEM hangers and hardware, with no cutting or welding required. Most experienced DIY enthusiasts can complete the install with basic hand tools in approximately 1–2 hours. Professional installation by a qualified exhaust shop is recommended if you are not comfortable working under a raised vehicle.