E3 spark plugs
Hey is anyone using the new E3 plugs? I haven't done my 1st tune-up yet & my cousin is running E3's on his mercury. He bought a K&N too & he's getting 3 more mpg! Just wanted to see if anyone is running these.
Senior Member



Music City Scions
SL Member
Joined: May 2004
Posts: 11,808
From: West TN - Land of twisty roads
Originally Posted by ICE4ROG
Junk gimmick, get some NGK V-Power plugs.
https://www.scionlife.com/forums/vie...742607#3742607
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BlingSlade
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Sep 5, 2015 08:52 AM






