STILLEN 2019-2023 Nissan Altima 2.5L AWD Axle Back Exhaust w/ Polished Tips - 508322

Upgrade your 2019–2023 Nissan Altima AWD 2.5L with the STILLEN Axle-Back Exhaust System designed to enhance performance, tone, and aesthetics. This rear section axle-back exhaust improves airflow, delivers an aggressive note under throttle, and maintains a mild, refined sound at idle and cruising, giving your Altima a sportier presence without overwhelming the cabin.

Constructed from 304 stainless steel, this system includes polished mufflers, end pipes, and tips for durability, corrosion resistance, and a premium finish. Installation is simple with bolt-on fitment using factory hanger locations—no cutting, welding, or fabrication required.

Whether you’re seeking a more aggressive tone, increased horsepower and torque, or simply an upgraded rear exhaust aesthetic, the STILLEN Axle-Back Exhaust is the perfect solution for your Altima AWD.

Vehicle Fitment

Nissan

• 2019-2023 Nissan Altima AWD 2.5L

Fitment Notes

• AWD models only
• Rear section axle-back system only
• Bolt-on installation with factory hangers
• Polished stainless steel tips included
• Optional finishes: Burnt Stainless (#508323) or Carbon Fiber (#508324)

Features & Benefits

• Increase horsepower and torque to the wheels
• Mild at idle/cruising, aggressive under throttle
• Rear section axle-back exhaust for refined, sporty tone
• 304 stainless steel construction for durability and corrosion resistance
• Polished stainless steel mufflers, end pipes, and tips
• Bolt-on, easy installation using factory hangers
• Perfect balance between performance sound and cabin comfort
• Aggressive look that complements factory rear cutouts

Construction & Design

Axle-Back Configuration
Replaces the factory rear section exhaust for better exhaust flow and sound without modifying the mid-pipe or catalytic converters.

Material & Finish
304 stainless steel ensures long-lasting durability. Polished mufflers and tips provide a premium aesthetic and resistance to corrosion.

Sound Engineering
Engineered to maintain a mild cabin tone at low RPMs while producing a deep, aggressive note under heavy throttle.

Ease of Installation
Bolt-on fitment using factory hangers makes installation simple in your driveway or garage. No welding or cutting required.

Why STILLEN

With decades of Nissan exhaust expertise, STILLEN systems are vehicle validated and dyno-tested to ensure maximum performance gains, perfect fitment, and exceptional sound quality.