Invidia Gemini Axle Back Single Layer Exhaust w/ Stainless Tips Subaru WRX 2022-2026 | HS22SW4AT4SSL

The Invidia Gemini Axle-Back Exhaust with 3.5-inch Single-Layer Stainless Steel Tips is a premium performance exhaust upgrade engineered specifically for the 2022 and newer Subaru WRX. Crafted by Invidia — one of the most respected names in the import performance exhaust market — this twin loop axle-back system delivers an aggressive exhaust note and head-turning tip aesthetics without sacrificing streetability. Ideal for WRX enthusiasts seeking a bolt-on exhaust upgrade that combines refined craftsmanship with real-world performance gains.

Key Features & Benefits

• 3.5-Inch Single-Layer Stainless Steel Tips — Polished to a mirror finish, these oversized tips deliver an aggressive, competition-inspired look that perfectly frames the WRX rear valance.
• Twin Loop Muffler Design — Invidia's signature twin loop chambering produces a deep, throaty exhaust tone at full throttle while remaining refined and drone-free during daily driving.
• Aircraft-Grade T304 Stainless Steel Construction — Full stainless steel mandrel-bent tubing resists corrosion, road salt, and heat cycling, ensuring long-lasting durability in all climates.
• Direct Bolt-On Fitment — Engineered as a direct replacement for the 2022+ Subaru WRX factory axle-back section, no cutting, welding, or modification required for installation.
• CARB Compliant — Meets California Air Resources Board (CARB) emissions standards, making this exhaust legal for street use in California and all 50 states.
• Weight Reduction Over OEM — Lighter construction compared to the factory exhaust helps marginally reduce overall vehicle weight for improved throttle response and handling dynamics.
• Premium Invidia Craftsmanship — Manufactured to strict tolerances with TIG-welded joints and OEM-style gasket flanges for a leak-free, rattle-free fitment from day one.

What's Included

• 1x Invidia Gemini Axle-Back Muffler Assembly

Specifications

Installation

The Invidia Gemini Axle-Back is a direct bolt-on replacement for the factory rear muffler section on the 2022+ Subaru WRX. Installation typically requires basic hand tools (ratchet set, penetrating oil, jack stands) and can be completed by a mechanically confident enthusiast in approximately 30–60 minutes. Professional installation at a muffler shop or performance garage is recommended if you are unfamiliar with exhaust work. No cutting, drilling, or welding is required.