Product Description: High-Quality Engine Harness Firewall Grommet Plug for K Series Engines Optimize your vehicle's engine harness protection with our premium Firewall Grommet Plug. Specifically designed for K Series engines, this grommet offers superior durability and performance, making it an essential component for automotive enthusiasts. Compatible Model: This engine harness firewall grommet plug is perfectly suited for K Series engines, specifically K20 and K24 models. It is designed for use in vehicles such as Civic, Acura Integra, and models EG, EK, EF, and DC2. Ensure compatibility with your vehicle before purchase for a perfect fit. 0.65in Hole Design: Featuring a smooth inside hole measuring 0.65 inches, this firewall grommet allows components of this size or smaller to pass through the firewall or other designated locations. It prevents rubbing, thereby extending the service life of the harness and ensuring optimal performance. Durable Aluminum Alloy: Crafted from high-grade 6061 T6 aluminum alloy, this firewall hole plug is CNC machined to provide exceptional lightness and strength. This ensures durability without compromising on weight, making it ideal for high-performance applications. Anti Rust: Thanks to advanced anodic oxidation processing, the firewall buttonhole offers superior resistance to harsh weather conditions. This ensures it remains rust-free and maintains its aesthetic appeal over time, providing a long-lasting solution. Extended Use Life: Designed for durability, this hardwearing firewall grommet significantly prolongs the use life of your engine harness. It delivers dependable, long-term performance, protecting your vehicle's critical components effectively. Upgrade your vehicle's engine harness protection with our robust and reliable Firewall Grommet Plug. Its precise design, superior materials, and rust-resistant finish make it an essential addition for any automotive upgrade or maintenance project.