Silverback said:$24.95 a plug?:dontknow:
Some of their claims seem a little far fetched.
There is only so much energy available in the air/fuel mixture. You cannot create more energy from that source with a spark plug.
thanks oz..:rock:ygbsm35 said:Don't buy them. I don't think they are worth the price they want. I bought for 150.00 plus shipping for my G35 Coupe. Also the static over the speakers sound like crap under full throttle. Just my two cents.
OZ