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![]() Join Date: Aug 2005
Location: north of montreal
Posts: 510
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hi,guys
i have read over the years that the borla exhaust system does not add any hp because the two pipes in front of the resonator are restrictive... somebody knows more about that? is it worth changing just those two sections? is 2.5 inch big enough for 400 rwhp ? blackjack 91/1735 |
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