STILLEN 2008-2013 Infiniti G37 Coupe / 2014-2015 Infiniti Q60 Stainless Cat-Back Exhaust System - 504402

Upgrade your Infiniti G37 Coupe (V36) or Q60 Coupe with the STILLEN Stainless Cat-Back Exhaust System, designed for enthusiasts seeking performance gains, refined sound, and aggressive styling. With up to 19 WHP increase, improved torque, and a dual polished tip design, this exhaust system enhances your vehicle’s driving dynamics while maintaining a smooth, luxurious cabin experience.

Vehicle Fitment:

• 2008-2013 Infiniti G37 Coupe & Convertible (RWD & AWD)
• 2014-2015 Infiniti Q60 Coupe (RWD & AWD)

Key Features & Benefits:

• Performance Gains: Up to 19 WHP and torque increase*
• Exhaust Tone: Mild at idle/cruising, aggressive and authoritative under throttle
• 304 Stainless Steel Construction: Mandrel-bent for long-lasting durability
• Dual Polished Tips: Aggressive styling with a dual split rear exit
• True Cat-Back Design: Optimizes exhaust flow and efficiency
• Convertible Friendly: Fits G37 convertible models without modification
• Luxury Friendly: Balanced sound for performance without cabin fatigue
• Installation: Direct bolt-on with precise fit
• Limited Lifetime Warranty

Performance Notes:

STILLEN’s Cat-Back Exhaust system is engineered for maximum airflow, using mandrel-bent tubing to increase horsepower and torque across the entire RPM range. The exhaust maintains a quiet tone at low speeds, delivering a powerful growl only when demanded—perfect for spirited driving or track use.

Installation Notes:

• Mandrel-bent stainless steel ensures consistent flow and durability
• Dual polished tips complement factory cutouts for a seamless appearance
• Designed for all Coupe trims and convertible models; no cutting or welding required

Overview:

Whether carving canyons, cruising highways, or showing off your Infiniti at car meets, the STILLEN Cat-Back Exhaust [504402] delivers the perfect combination of power, sound, and style. Its polished stainless steel construction, dual rear exit, and refined muffler tuning make it a premium upgrade for G37 and Q60 Coupe owners.