Reproduction hood insulation for 1973-80 Chevrolet and GMC truck Blazer Jimmy and Suburban models. Manufactured to factory specifications this insulation pad installs on the underside of the hood to help reduce engine noise and heat transfer to the hood surface. Each set includes the correct die-cut insulation pad along with the necessary mounting clips for a complete installation.Features and Benefits: High-quality reproduction of the original hood insulation pad. Precisely die-cut to match factory dimensions and contours. Reduces engine noise and heat transfer to the hood surface. Improves underhood appearance and overall thermal efficiency. Includes mounting clips for easy installation. Made from durable heat-resistant material for long service life