STILLEN 2017-2021 Infiniti Q60 3.0T Rear Diffuser [Unpainted] - KB11235

Upgrade your 2017–2021 Infiniti Q60 3.0T with the STILLEN Unpainted Rear Diffuser, designed to enhance aerodynamics and styling. This diffuser helps air exit smoothly from under the car, reducing drag and improving airflow behind the rear bumper. Its aggressive design compliments dual exhaust tips and completes the look of your Q60’s rear end.

Constructed from durable polyurethane, this diffuser is built to survive daily-driven use. It comes unpainted, ready for primer and paint to match your vehicle or for custom finishes like gloss black, color-matched, or even hydrographics/vinyl wraps. Pre-installed 3M automotive tape ensures a simple, no-drill installation without cutting or modifying your bumper.

Key Features & Benefits

• Unpainted Rear Diffuser – Ready to Prime & Paint
• Improves Airflow Underneath Rear Bumper
• Reduces Drag for Better Aerodynamics
• Complements Dual Exhaust Tips & Rear Styling
• Durable Polyurethane Construction
• Pre-Installed 3M Automotive Tape (OEM-Style)
• No Cutting or Bumper Modification Required
• Limited Lifetime Warranty

Vehicle Fitment

• 2017–2021 Infiniti Q60 3.0T
• Compatible with OEM Rear Bumper – Designed for Perfect Fit

Overview

The STILLEN Rear Diffuser is an essential upgrade for Q60 owners seeking a race-inspired look while improving underbody airflow. This diffuser integrates seamlessly with other STILLEN aero components, including splitters, winglets, and exhaust tips, giving your Infiniti Q60 a complete and cohesive performance-oriented aesthetic. The unpainted version allows full customization to match or contrast with your vehicle’s color scheme.