Jun 25, 2016 #1 tim87tr Obsession or Digression? Joined Sep 19, 2001 Messages 1,295 Downpipe end is 2.5" for stock dp with cat back flange and dump, no dump cap. Attachments 20160625_143330.jpg 2.4 MB · Views: 49
Jun 29, 2016 #2 tim87tr Obsession or Digression? Joined Sep 19, 2001 Messages 1,295 tim87tr said: Downpipe end is 2.5" for stock dp with cat back flange and dump, no dump cap. Click to expand... Free with purchase, I found an old school Pit Bull HP137TX for a stockish turbo Buick. It came in a car I'd bought and had a little bit of knock but may have been the stock fuel pump. Probably has higher timing like the old Thrashers
tim87tr said: Downpipe end is 2.5" for stock dp with cat back flange and dump, no dump cap. Click to expand... Free with purchase, I found an old school Pit Bull HP137TX for a stockish turbo Buick. It came in a car I'd bought and had a little bit of knock but may have been the stock fuel pump. Probably has higher timing like the old Thrashers