Invidia Q300 Axle Back Exhaust w/ Rolled Dual Wall Stainless Steel Tips Subaru WRX 2022-2026 | HS22SW4AQ4RSL

The Invidia Q300 Axle-Back Exhaust System is purpose-built for the 2022 and newer Subaru WRX, delivering a refined performance exhaust note without the drone or harshness of lesser systems. Engineered with a 3.5-inch rolled dual-wall stainless steel tip finish, the Q300 strikes the perfect balance between aggressive street presence and everyday drivability — ideal for WRX enthusiasts who demand quality without compromise. CARB compliant and bolt-on ready, this is one of the best axle-back exhaust upgrades available for the 2022+ Subaru WRX.

Key Features & Benefits

• Q300 Resonated Design — Invidia's signature Q300 chamber reduces drone at cruising RPMs while preserving an aggressive exhaust tone under acceleration, making it ideal for daily drivers and weekend warriors alike.
• 3.5-Inch Rolled Dual-Wall Stainless Steel Tips — Premium polished dual-wall rolled tips provide a clean, factory-plus appearance with a noticeably upscale aesthetic over the stock exhaust.
• Full Stainless Steel Construction — T304 stainless steel mandrel-bent tubing resists corrosion, withstands extreme heat cycles, and ensures long-term durability in all weather conditions.
• Bolt-On Installation — Direct OEM replacement design utilizes existing mounting points and hardware for a straightforward, no-cutting installation.
• CARB Compliant — Meets California Air Resources Board (CARB) emissions regulations, making it legal for street use in all 50 states including California.
• Enhanced Exhaust Flow — Optimized piping diameter and smooth mandrel bends improve exhaust gas scavenging for a more responsive throttle feel throughout the RPM range.
• Invidia Quality Assurance — Manufactured to Invidia's exacting standards, the same brand trusted by performance enthusiasts and professional tuners worldwide.

What's Included

• Invidia Q300 Axle-Back Exhaust Section

Installation

The Invidia Q300 is a direct bolt-on axle-back replacement requiring no cutting, welding, or modification to your vehicle's existing exhaust system. Installation can typically be completed in 1–2 hours using basic hand tools and a vehicle lift or jack stands. Professional installation is recommended if you are unfamiliar with exhaust system work. Always allow the OEM exhaust to cool completely before beginning removal.