20:th-Oct-2014, 18:49:37
I did the same thing on my astra g 2.0
I used a vectra cdti pipe it made it louder put pulled a lot better is there any baffle plates in the air box you could take out to
I used a vectra cdti pipe it made it louder put pulled a lot better is there any baffle plates in the air box you could take out to

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