Pretty sure that's a Doug Thorley header!!
AJ · Premium Member Joined Mar 16, 2003 · 8,890 Posts #2 · 24 d ago View full thread Pretty sure that's a Doug Thorley header!!
AJ · Premium Member Joined Mar 16, 2003 · 8,890 Posts #3 · 24 d ago (Edited) View full thread There might be a 530Y stamp on the exhaust flange (THY-530Y) AND these are California smog legal BTW
