E9X M3 08-13 Active Autowerkes signature X pipe with High flow cats and cat delete pipes for sale. T-304 Stainless steel. 10+ RWHP gain. 15# lighter. bolt in. New price, $2395. For sale for $1150 plus shipping. Available with a CNT racing muffler, also T-304 stainless adding 17+ RWHP and 20# lighter for an additional $200. photos and sound videos available. Dan Schaut schaut5@aol.com 715-571-7478