Such as the title, the end of the back pressure S drum, air intake quasi-installed carbon fiber gas box, there is no effect? Are there any gains and losses?
The loss of low-speed torque, acceleration will be weak, fuel consumption rise. There is noisy. Get at high speed, high speed acceleration. Landlord of the car if the displacement in the 2.0 look, in addition to the installation of 13, no use. Harmful and unfavorable.
