More about the product
The Hertz CG300 is a premium subwoofer grille designed to provide complete protection for Cento series 300 mm subwoofers while adding a stylish finish to any installation. Built for strength and durability, this grille features a sturdy steel mesh that shields the subwoofer cone from accidental damage without compromising sound performance. The robust design ensures long-lasting protection in demanding automotive environments.
The CG300 combines functionality with elegance. Its precision-crafted structure and metal finish give the audio system a professional look. The open design allows airflow to maintain accurate bass reproduction, ensuring the subwoofer performs at its best while staying protected.
A standout feature of the CG300 is the elegant diamond-cut aluminium Hertz logo, which makes the product instantly recognisable and adds a premium touch to the overall design. This attention to detail reflects Hertz’s commitment to quality and aesthetics.
Installation is simple thanks to its precise fit for Cento subwoofers. The grille is designed to resist wear and tear, making it suitable for vehicles where subwoofers may be exposed to potential impacts. While the CG300 does not enhance audio output, its primary role is to protect and preserve the investment in a high-quality sound system.
The CG300 is ideal for those who want to keep their subwoofers safe without sacrificing style. It is a practical solution for maintaining the condition of subwoofers in everyday use. Durable materials and thoughtful design make the CG300 a reliable accessory for long-term performance.
Technical details
- Brand
- Hertz
- Size
- 12 inches
Look out for Bankstown Sound Recommendations
The Hertz CG300 is recommended for anyone using Hertz Cento 300 mm subwoofers in vehicles where speakers may be exposed to potential damage. It suits those who want added protection without compromising audio performance. Compared to leaving subwoofers uncovered, the CG300 offers superior durability and a stylish finish. While it does not enhance sound, it ensures the subwoofer remains in excellent condition over time.
Why Choose Bankstown Sound for Your Car Audio & Tech Upgrades
At our Bankstown Sound store and workshop in Sydney, our team ensures every car and auto audio installation and upgrade starts with an understanding of how you use your car. Our team works with you to understand your driving habits, the features you rely on, and the problems you’re trying to solve.
Most factory setups are built to broad standards and often lack the clarity or seamless connectivity required for how people actually drive. That’s why we focus on modernising your dashboard and audio performance based on how you use your vehicle.

