No these are from a wrecked car. I was gonna cut the cats out and have some homemade catless headers since i read that racing teams got the best results by doing that compared to super sprint ones.
2007 TiAg 328xi: AA Tune, AFE intake, Full exhaust 335xi Brakes, H&R RSB, UUC FSB, H&R Sports, Billy Sports...BBS SR 17x8 - Hankook V12 235/45/17
1985 Gazelle Beige 325e: Poly everything, e24 3.25 LSD, 225 lb weight reduction, Corbeau FX1, Shifter machined by me, all the other goodies. My "Racecar"...15x7 BBS RA Yokohama S.Drive 205/55/15