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Discussion Starter · #1 ·
if your exhaust is 2.5inch like stock or if you buy an exhaust that is the same 2.5 inch will an after market set headers fit on it or should i buy an exhaust that is 3.0 inch was thinking about buying corsa sport exhaust. but it is 2.5inch. thanks guys :confused
 

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Discussion Starter · #3 · (Edited)
still woundering about the header thing it seems i can only find 3.inch headers would they still connet to the 2.5 inch pipe or not :confused

thanks :cheers
 

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you don't need a 3" exhaust except for turbo/super charger or a wild head/ cam combo. 2.5" is enough for 500+ HP and yes my 3" midpipes bolt up fine to my 2.5" catlessback. the flanges are the same size
 

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you don't need a 3" exhaust except for turbo/super charger or a wild head/ cam combo. 2.5" is enough for 500+ HP and yes my 3" midpipes bolt up fine to my 2.5" catlessback. the flanges are the same size
very true 2.5 max ive got single 3.5
 
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