GrimmSpeed Wiring Harness for Hella Horns - 2015-2021 Subaru WRX / STI

Spectral Performance proudly carries a great selection of quality aftermarket performance products brought to you by GrimmSpeed. 

Here, you are looking at the Grimmspeed Wiring Harness for Hella Horns. This is a clean way of wiring the Horns in your vehicle and works well with the Grimmspeed Hella Horns bracket. 

DETAILS:

• Provides a clean alternative when installing Hella Horns
• Works with Grimmspeed horn bracket and similar horn brackets
• Plug and play style installation