You can gain up to 10 percent more fuel economy when you replace your factory plugs with our Mazda CX-7 spark plugs. The CX-7 performance spark plug sets manage this by incorporating capacitors inside the plug which convert ignition coil energy to 1,000,000 watts of super power that combusts fuel in two-nanosecond jolts.
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Better combustion from Mazda CX-7 racing spark plugs also means greater horsepower, without stressing out your mid-size crossover SUV's engine. For a better feeling about these plug's performance, read our CX-7 spark plug reviews, which are contributed by folks just like you who happen to use this product.