See: http://www.sjmautotechnik.com/turbomap.htm Note the two different K26 turbos listed. You have one of each. HTH, Eric Kissell 1991 200q 20v Avant, Koni Sports (yellow), 2.4 Bar (MRC), eBay Surprise 1989 200q 10v Avant, Boge Turbogas, 1.8 Bar (qlcc) - FOR SALE 1986 5000cstq Sedan, Bilsteins, 1.8 Bar (SJM)