Q: Lag loss of power

asked by on November 13, 2016

Sometimes I get lag in 3 or 4 gear. I've had oil change and filter,air filter but haven't changed fuel filter yet. I've put dpf additives in which I think has made some difference. Sometimes it's fine then it comes back again the lag.????

My car has 76000 miles.
My car has a manual transmission.

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