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This is the car I use for daily driving up and down the Valley. I drive between Arvin, CA and Sacramento daily!! Only CBS maintenance, still on original battery and windshield. Plugs were changed at 102K, front brakes done at 72K,and 144K, rears similar. Original clutch. Conti DWS all the way on California freeways.
I learned a very hard lesson with the S4 about bi-turbos. They had blown out at 80K, luckily Audi extended warranty had covered them then. Sold the S4 to a sucker from IN and never looked back. All our BMWs are NA.