A sports car isn't built to be driven like you're a granny on the way to the library. Bring out the beast in your vehicle by installing BMW Z4 spark plugs. A noticeable jolt in power is realized in your sports car after screwing in one of our Z4 performance spark plug sets, because an additional 12 percent of horsepower and torque is added.
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The Z4 spark plug reviews found below give customer opinions on how well these plugs operate in their vehicles. Capacitors built into these BMW Z4 racing spark plugs store energy from your car's coil for an intense pulsation.