queeniered13 New Member Feb 26, 2010 #1 i have an 07 si, and i want to redo my headers back. any suggestions on a good company to get them from? just looking for horsepower. little help...thanks
i have an 07 si, and i want to redo my headers back. any suggestions on a good company to get them from? just looking for horsepower. little help...thanks
