Firewall Rubber Grommet - 51mm (2") OD 28mm (1 1/8") ID

This Haltech firewall rubber grommet provides a professional sealing solution for routing wiring harnesses, brake lines or hoses through bulkhead panels. With a 51mm (2 inch) outer diameter and 28mm (1 1/8 inch) inner diameter, it suits a wide range of performance and motorsport installations. The durable rubber construction protects cables from sharp metal edges while preventing moisture, dust and fumes from entering the cabin. Essential for maintaining clean, sealed engine bay penetrations during ECU installations and custom wiring jobs where workshop standards matter.