Give your Volkswagen MK7 & MK7.5 GTI a sharper, track-inspired rear-end profile with this Gloss Black Rear Diffuser Extension, designed for enthusiasts who want aggressive styling and functional performance at an affordable price point.
Constructed from durable ABS plastic, this diffuser extension delivers lightweight strength and long-term reliability. Featuring multiple vertical fins, it enhances airflow management and provides a motorsport-inspired look that instantly transforms your GTI’s stance. The gloss black finish adds a premium, factory-plus aesthetic that suits any build.
Engineered for direct installation, this diffuser extension can be mounted easily with no major modifications, making it the perfect upgrade for both daily drivers and enthusiasts looking to stand out.
Key Features:
Aggressive Styling
Adds a sharper, race-ready appearance to your MK7/MK7.5 GTI’s rear.
Durable ABS Construction
Lightweight yet strong, built to withstand daily driving conditions.
Gloss Black Finish
Sleek, high-gloss surface for a premium OEM+ appearance.
Aerodynamic Design
Vertical fins enhance airflow while giving a bold track-inspired look.
Simple Installation
Designed for hassle-free fitment with no complicated modifications required.
Benefits:
Instantly upgrades your GTI’s rear-end profile
Built for long-lasting strength and durability
Aerodynamic styling complements performance upgrades
Easy installation with minimal effort required
Vehicle Fitment:
Volkswagen Golf GTI MK7 (2013–2016)
Volkswagen Golf GTI MK7.5 (2017–2020)
Why Choose Proven Performance Parts:
At Proven Performance Parts, we deliver high-quality upgrades built specifically for Volkswagen GTI and R platforms. Every part is carefully selected for its fitment, quality, and reliability — giving you the confidence to upgrade your car with performance and style in mind.
WORKSHOP INSTALL AVAILABLE
Bring your car to our Brisbane workshop — open Monday to Sunday, 12pm–9pm. We fit what we sell.
FITMENT GUARANTEED
Every order is checked against your exact chassis before it ships.
PACKAGE PROTECTION
Tracked door to door and covered in transit. Damaged or missing? Contact us within 5 days.
EXPERT SUPPORT
Real answers from people who build these cars. We reply Monday to Sunday, 9am–8pm AEST.
TRUSTED BY THE BEST
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