Kick up the spark in the combustion chamber of your executive coupe's engine by screwing in some BMW 6-Series spark plugs showcased by AutoAnything. Our 6-Series performance spark plug sets won't harm your classic grand tourer's engine. And, they're backed by a limited lifetime warranty.
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Check out all 6-Series spark plug reviews by past consumers listed below and it's plain by the 4 and 5 out of 5 star ratings that this product is good. You get adequate spark with factory plugs, but your vehicle gains real performance with the addition of BMW 6-Series racing spark plugs to your executive car's engine.