More about the product
The Hertz MG 300.3 Grille is a precision-engineered accessory created to protect and enhance the appearance of MP 300 D2/D4.3 and MG 300.3 subwoofers. Built from high-quality, corrosion-resistant materials, this grille offers reliable protection against accidental damage while maintaining a clean and stylish finish.
The grille’s open structure is designed to allow sound waves to pass freely, ensuring bass performance remains unaffected. It shields the subwoofer cone from impacts caused by cargo or everyday use, making it a practical addition for any installation. The design combines strength with a lightweight build, offering durability without adding unnecessary bulk.
Installation is simple and secure. The MG 300.3 Grille is designed to fit perfectly over MP 300 D2/D4.3 and MG 300.3 subwoofers, delivering a factory-quality finish without the need for modifications. Its mounting points align precisely with the subwoofer, making the process quick and hassle-free.
This grille is not just about protection. Its sleek, modern design complements the subwoofer and adds a polished touch to any audio setup. For those who value both performance and aesthetics, the MG 300.3 Grille is an essential accessory that completes the look of a premium system.
Overall, the Hertz MG 300.3 Grille offers a practical solution for safeguarding subwoofers while maintaining style and sound quality. It is a durable, easy-to-install accessory that ensures MP 300 D2/D4.3 and MG 300.3 subwoofers remain protected and looking great for years to come.
Technical details
- Brand
- Hertz
- Size
- 12.8 x 1.7 inches
Look out for Bankstown Sound Recommendations
The Hertz MG 300.3 Grille is ideal for those installing MP 300 D2/D4.3 or MG 300.3 subwoofers in vehicles or custom audio setups. It suits users who want a secure, corrosion-resistant solution that protects the subwoofer while maintaining a stylish appearance. Compared to universal grilles, it offers a perfect fit and superior durability. This accessory is best for premium installations where reliability and aesthetics matter.
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.

