Reviewed By Rick T (WILMINGTON, NC) Reviewed for a 2002 GMC Sierra —1/20/2016 3:13 AM
They fit perfectly between my JBA header and I'm not worried about melting the spark plug boots anymore and shorting out the spark plug.
Reviewed By John B (new milford, PA) Reviewed for a 1997 Pontiac Grand Am —11/5/2015 12:51 AM
Delivered as promised, priced right. No more hesitation starting up right away. Better fuel mileage and more responsive on the throttle. Check engine light is off and has been off since replacing I am very satisfied.
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What are the Best Spark Plugs for your Car, Truck or SUV?
One of the least thought about parts of your automobile is the humble spark plug. So small and inconsequential looking, most folks are happy to go along without giving their spark plugs a second thought—until they don’t work. Suddenly, this tiny part can bring your whole day to a halt. But, we can prevent the heartache and an expensive tow job by learning what do spark plugs do and more importantly, how spark plugs work.