Quote:
Originally Posted by radz282003
I think 2-inch primaries are going to be too big unless you have a big shot, heads, cam, or TC/SC. The 3-inch duals seem to work okay on GTOs and 'Vettes, so I don't know that they'd be a problem for us, except for maybe some drone. Otherwise, that car sounded friggin' sweet, IMVHO.
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the GS race car concept from SEMA had 3" exhaust behind its LS3, so i'd say it'll be fine
Quote:
Originally Posted by JSOC_MQ1
Why would a 1/8" make a big difference? It would allow more flow, so shouldn't it be better?
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you don't want to open it too big or you'll start getting that hollow sound (like the mustang) & start getting too little back pressure