The Si badge debuted in 1985, introducing Programmed Fuel Injection (PGM-FI) to the 2.0L engine. This model featured the iconic pop-up headlights and a sleeker, more aerodynamic design that transitioned the Prelude from a "baby GT" into a high-tech sports coupe.
Widely considered the peak of the Si lineage, it introduced the world's first mechanical four-wheel steering system on a mass-produced car. In a 1987 Road & Track test, the Prelude 2.0Si 4WS famously out-maneuvered every contemporary supercar, including Ferraris and Porsches, in the slalom. honda prelude si
Unlike modern computer-controlled systems, the third-gen's mechanical link ensured a direct, intuitive feel—tightening the turning circle at low speeds and enhancing stability at high speeds. Ownership & Legacy The Si badge debuted in 1985, introducing Programmed
Third-generation models utilized high-strength metal for ultra-slim roof pillars, offering an industry-leading 326° of clear visibility and a "baby NSX" feel. In a 1987 Road & Track test, the Prelude 2