K-Tuned Firewall Grommet (0.65") 2012 BMW Alpina B7 xDrive Base 4.4L 2001 Honda Prelude Base 2

2001 Honda Prelude Base 2

2015 BMW 650i Gran Coupe Base 4

2019 Nissan Frontier SV 4

installation is pretty simple

2018 Toyota 4Runner TRD Pro 4

K-Tuned Firewall Grommet (0.65") 2012 BMW Alpina B7 xDrive Base 4.4L 2001 Honda Prelude Base 2Applications: K Tuned KTH ENG 306 K Tuned KTH ENG 204 Note: * This will cover holes between 1. 05" to 1. 25" Our Firewall Grommet is designed specifically for our engine harness (KTH ENG 306) as a clean and simple way of putting the harness through your firewall. It has an inside hole size of 0. 65" that can be used to pass anything that size or smaller through the firewall or other location. If you are using KTH ENG 204 (Engine Harness w Integrated