E3 spark plugs

[SoCal Chevy]

i was looking at these for my truck but i remember hearing somewhere on here that chevy motors work best with ac delco parts. any suggestions would be appreciatted. also, if i changing my plugs, should i be upgrading to better wires to?

http://www.e3sparkplugs.com/

[Land Shark]

I put them in my silverdo...not that I wanted more gas mileage..if I wanted that I would own a honda..i seen them on Horsepower TV. They got 5 more HP on a dyno. So I said why not. Don't know about A C Delco products.

[SoCal Chevy]

So then have you seen any noticeable horse power gains in your truck?

[judsteele]

i put the e3 plugs in my v6 silverado and noticed a little gain. not to bad for a plug.