If you are experiencing engine noise interference in your vehicle that changes pitch or frequency as you accelerate, this may the solution. The NF-12 is an in-line power lead noise filter. It is rated for 12 amps and is recommended on circuits that have more than one accessories connected.
NOTES
If you are experiencing static or line noise that does not change pitch , this unit may not help. Please read the description for this part before placing your order.
It is recommended that this part is installed by a professional.