Seals It SGS45BL Split Grommet Seal Firewall Blank 4.5 Inch

The Seals It SGS45BL is a professional-grade split grommet seal designed for firewall and bulkhead applications in automotive, racing, and custom vehicle builds. This blank (no hole) version features a 4.5-inch outside diameter and allows you to cut the center to your exact specifications, accommodating holes up to 3.75 inches.

Two-Piece Split Design:

• Installs on existing wiring, hoses, and lines without disassembly
• Two half-sections snap together for easy retrofit installation
• No need to disconnect or remove existing components
• Fastens with rivets or screws (not included)

Premium Construction:

• Fire-retardant rubber body for heat resistance and durability
• Anodized aluminum bezel in black finish for professional appearance
• Flat profile design for flush firewall mounting
• Protects wiring and lines from chafing on sharp metal edges

Multi-Purpose Applications:

• Race cars: Prevents smoke and fumes from entering driver compartment
• Hot rods and customs: Provides finished appearance to through-panel installations
• Wire harnesses, fuel lines, oil lines, air hoses, and liquid lines
• Eliminates risk of electrical shorts from exposed wire on metal surfaces

Trusted by NASCAR teams and motorsports professionals for over 25 years, Seals It products deliver race-proven sealing performance with a clean, organized look that completes any detailed installation.