My friend suspects that my 2.5 inch exhaust system is causing my car to idle roughly. Im not sure what he means, but is this possible?
My car will idle roughly when the idle RPM is low, like 500-600, but it will sometimes idle higher like at 900 too. It just varies.
My car will idle roughly when the idle RPM is low, like 500-600, but it will sometimes idle higher like at 900 too. It just varies.
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