STILLEN 2014-15 Infiniti Q50 Stainless Steel Axle-Back Exhaust System - 504442

Enhance the sound, appearance, and performance of your 2014–2015 Infiniti Q50 Sedan with the STILLEN Stainless Steel Axle-Back Exhaust System. Designed for drivers who want a noticeable performance upgrade and aggressive tone without sacrificing daily comfort, this axle-back delivers the signature STILLEN balance of refinement and authority.

Confirmed Vehicle Fitment

• 2014–2015 Infiniti Q50 Sedan (V37)
• Fits Non-Hybrid and Hybrid models
• Compatible with RWD and AWD drivetrains

Key Features & Benefits

• Performance Gains: Increases wheel horsepower (WHP) and torque*
• Exhaust Tone: Mild and refined at idle, authoritative and aggressive under throttle
• Axle-Back Design: Perfect upgrade for improved sound and style without full exhaust replacement
• 304 Stainless Steel Construction: Mandrel-bent piping for optimal exhaust flow and long-term durability
• Polished 304 Stainless Steel Dual Wall Tips: Aggressive OEM+ appearance that complements factory exhaust cutouts
• Bolt-On Installation: Direct-fit design for hassle-free installation
• Fuel Efficiency: Improved exhaust flow may enhance MPG at cruising speeds
• Made in the U.S.A.: Hand-crafted at STILLEN facilities
• Limited Lifetime Warranty: Built to last with confidence

Performance & Sound Overview

The STILLEN Q50 axle-back exhaust delivers a civilized tone during relaxed driving, making it ideal for daily commuting, while producing a deep, commanding exhaust note under acceleration. The free-flowing performance mufflers reduce restriction and allow your VQ engine to breathe more efficiently, resulting in improved throttle response and a more engaging driving experience.

Why Choose STILLEN?

With decades of Infiniti tuning expertise, STILLEN exhaust systems are engineered to extract maximum performance while maintaining the luxury feel Infiniti owners expect. This axle-back system offers an ideal balance of sound, performance, and visual appeal—without the complexity of a full cat-back system.

*Results may vary.