MOQ: 20SETS. We accept customized orders, welcome to contact us for detailed quotation.
Polished Stainless Steel Axle Back Exhaust – Subaru WRX & STi (2015-2021)
Transform your WRX/STi’s sound, flow, and rear appearance with this high-performance axle-back exhaust. Designed as a direct replacement for the restrictive stock muffler, it delivers smoother exhaust flow, a deeper, more aggressive tone, and eye-catching quad staggered polished tips.
Key Features
Precision Fitment: Fits Subaru WRX & STi (2015-2021, VA1/VA2 chassis)
Quad Staggered 4.0” Tips: Four staggered outlets with a mirror-polished stainless steel finish for a bold, race-inspired look
T304 Stainless Steel Build: Corrosion-resistant, durable, and easy to clean, with a brilliant polished surface
Mandrel-Bent 2.5” Piping: Smooth bends minimize backpressure, improving exhaust velocity and mid-high RPM response
Performance-Tuned Muffler: Deep, throaty exhaust note—louder than stock but without annoying highway drone
Lightweight Design: Significantly lighter than OEM, reducing unsprung weight
Bolt-On Installation: Direct fit to factory hangers and mid-pipe; reuse OEM hardware; no cutting, welding, or modifications needed
Specifications
Inlet Diameter: 2.5" (63.5mm)
Piping Diameter: 2.5" (63.5mm), mandrel-bent
Outlet Tips: Quad staggered 4.0" (102mm), polished stainless steel
Material: T304 stainless steel (muffler & piping)
Fitment: Subaru WRX (VA1) & STi (VA2), 2015-2021
Installation: Bolt-on (compatible with OEM mid-pipe only; not for SPT/aftermarket mid-pipes)
Why Upgrade
Deeper Sport Sound: Releases the true turbo flat-four growl—richer, louder, and more aggressive than stock
Improved Flow & Response: Reduces backpressure for better throttle response and modest HP/TQ gains
Durability & Shine: Stainless steel resists rust and heat; polished finish stays glossy for years
Instant Rear Upgrade: Quad staggered tips completely transform the rear fascia for a JDM performance look
Package Includes
1× Axle-back muffler assembly with quad staggered polished tips
Mounting hardware & gaskets
Installation instructions
Note: For off-road/show use only. Check local noise/emission laws before street use.
