Enhance your vehicle's audio performance with this Car Speaker Sound Insulation Foam Ring. Designed to reduce vibration, minimize sound leakage, and improve bass response, these universal foam rings fit 4", 5", and 6.5" speakers. Ideal for car door speaker installations, they help deliver clearer, richer sound while reducing unwanted road noise.

Features:

• Improves speaker sound quality and bass performance
• Reduces vibration and unwanted noise
• Helps prevent sound leakage inside door panels
• Universal fit for 4", 5", and 6.5" car speakers
• Lightweight, durable, and easy to install
• Water-resistant foam material for long-lasting use
• Suitable for most cars, vans, trucks, and SUVs