[DEG]

Originally Posted by 3002 tii

You should check these out. Stainless steel, double wall, 3" OD and I think 2.5" ID. A lot of E46 M3 owners switched over to these and had great results. Pricing is really reasonable too!

http://www.emnotek.com/p-256-stainle...aust-tips.aspx

I have the same tips. Here's a pic for you.