Get the biggest electrical charge into your mid-size luxury sedan's combustion chamber with Lexus GS 400 spark plugs found at AutoAnything. These aren't ordinary plugs. The GS 400 performance spark plug sets sold here power up to 1,000,000 watts, compared to a tiny 50 watts squeaked out of standard plugs.
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Custom sized to fit just like stock spark plugs, our Lexus GS 400 racing spark plugs give you better throttle response. By checking out our GS 400 spark plug reviews, you'll find out that these plugs are very well liked by most everyone who buys them.