Saab 9-5 to the base models and the Aero. Six-speed manual transmission was not offered in first-generation 9-5s. In 2005, an updated version of the 2.0 L turbocharged I4 was introduced in the European market together with the 2006 9-5. The engine was sold as "2.0T BioPower", optimized to run on E85 producing 132 kW (180 hp) at 5500 rpm. There was also a 2.3T BioPower version sold from 2007. It was also introduced in Australia. There is a Saab 9-5 E100 Concept, based on the turbo 2.0. The 9-5 introduced Saab's Active Head Restraints (SAHR), which moved up and forward to
Black Knights' Tango although if Black wishes to play this way, the optimal move order is 1.d4 Nf6 2.c4 e6 3.Nc3 Nc6. This ambitious move is playable but rarely seen. Black normally responds with 3...Ne5. Then after 4.e4 (inviting 4...Nxe4 5.Qd4 winning a knight), Black struck back in the center with 4...Ng6 5.f4 e5 in the seminal game Sämisch–Torre, Moscow 1925. However, Orlov considers both Torre's fourth and fifth moves inferior. He and Palliser both recommend instead 4...e6, after which play can become extremely sharp. For example, Elburg–Simmelink, correspondence 1999 continued 5.f4 Ng6 6.Bd3 exd5 7.e5 Ne4 8.cxd5 Qh4+ 9.g3 Bb4+! 10.Bd2 (Better