i have a 2006 altima 2.5s and i wanted to know where i can find straight pipe exhausts. please give me some websites. also tell me your experience with them performance wise. thanks.
Usually, you can go to any muffler shop. The ones where I'm from don't care if it's legal, as long as you pay them. Performance wise, straight pipes have very little restriction and can increase horsepower since the cylinders don't have any resistance pushing the exhaust gasses out of the cylinders. But be careful, it's possible that you could damage your exhaust valves.
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