Hopefully, it's under warranty. I was going up Hwy 9 from Saratoga when about 3/4 of the way up it bagan to knock. By the time I limped it home, it was crapping out at stop lights and knocking LOUD.
All I've ever done to it engine-wise is my Injen intake and Mazdaspeed axel-back.
All I've ever done to it engine-wise is my Injen intake and Mazdaspeed axel-back.
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