Best spark plugs?

[HHI VIPER]

Need some and need some input if ya'll would be so kind! Corsa, K&N, smooth tubes...just the basics! I had some input for Champion RC12ECC, any other suggestions? Thanks!

 

[plumcrazy]

OEM are fine.

 

[HHI VIPER]

OEM are fine.

Hey Plum...on the other thread somebody suggested the RC12ECC because of the dual copper as opposed the the single copper core for heat??? OPINION??? Thanks Bro!

 

[Viper Specialty]

RC12ECC, go with those.

 

[HHI VIPER]

RC12ECC, go with those.

2 for the CC's instead of the YC's...SOLD!