The Saab Link Forums - View Single Post - Good Exhaust Size for an N/A
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Old 03-12-2005, 03:30 PM   #17
SaabTuner
SAAB Road Master
 
Join Date: Feb 2004
Posts: 361
2.25" would be large enough for around 230 hp. Just find someone with an old Viggen muffler section. Should bolt up, not be too loud, and flow well.

2.5-3.0 is overkill for a car that won't make more than 250 hp on pumpgas. Larger pipes also tend to be louder. But the choice is yours.

Adrian~
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