Quote:
ORIGINAL: olvanish
If you do that your gas mileage will be about 3-5 percent lower plus you'd lose some low end torque just like people who put 3 inch piping on 4 bangers do. backpressure is the cause
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id like to see where you got that information from. these cars dont have loads of backpressure waiting to be opened up, but they do have enough that dual exhaust will be beneficial to the performance of the car.