Description
The STILLEN Axle-Back Exhaust System for the 2016–2018 Nissan Altima Sedan (L33, 2.5L & 3.5L) is designed to enhance your vehicle’s performance and exhaust tone while maintaining a refined cabin sound. This rear section axle-back system improves exhaust flow, delivers an aggressive tone under throttle, and complements the factory cutouts for a clean, OEM-like appearance.
Constructed from 304 stainless steel with polished mufflers, end pipes, and tips, this system ensures long-lasting durability, corrosion resistance, and a premium finish. Installation is simple with slip-fit connections and direct bolt-on fitment using factory hangers, allowing most drivers to install in a few hours.
The STILLEN Axle-Back exhaust is engineered to give a mild note at idle and cruising with a sporty, raspy tone at high RPMs, providing a balanced performance sound for daily driving and spirited acceleration.
Vehicle Fitment
Nissan
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2016-2018 Nissan Altima Sedan 2.5L & 3.5L (L33)
Fitment Notes
- Fits both 2.5L and 3.5L Sedan models
- Rear section axle-back exhaust only
- Slip-fit connection for easy installation
- Complements factory exhaust cutouts
Features & Benefits
- Increases horsepower and torque to the wheels
- Mild at idle and cruising, aggressive under throttle
- Rear section axle-back system for a refined yet sporty tone
- High-quality 304 stainless steel construction
- Polished stainless steel mufflers, end pipes, and tips
- Bolt-on, easy installation with factory hangers
- Perfect balance between performance sound and cabin comfort
- Aggressive appearance that integrates with factory rear valance
Construction & Design
Axle-Back Configuration
Replaces the factory rear section exhaust for improved flow and sound without altering the mid-pipe or catalytic converters.
Material & Finish
304 stainless steel with polished mufflers and tips ensures corrosion resistance and a premium look.
Sound Engineering
Engineered to maintain a near-stock exhaust tone at low RPMs while delivering a deep, raspy, turbine-like sound under wide-open throttle.
Ease of Installation
Slip-fit connectivity and direct bolt-on hangers allow for easy installation in your driveway or garage without cutting, welding, or fabrication.
Why STILLEN
With decades of Nissan-specific exhaust expertise, STILLEN systems are dyno-tested and vehicle validated to ensure maximum performance gains, factory-quality fitment, and exceptional sound.
