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Re: Just because the parts house lists them as compatible
Posted to Technical Tips Forum on 2/22/2019

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Air cooled VW's came with Bosch Plugs. I replace(d) them with Bosch and they would last 10,000 miles. Champion plugs were good for 6500 to 7000 miles. I've never used Bosch for anything else, ever. A... Login to read more.