Introducing the Civic Si Mugen - Co-Developed by Honda and Mugen, the Civic Mugen Si Sedan sports a Twin-Ring Motegi track-tuned suspension, aerodynamic body styling with Front and Side Spoilers, an Adjustable Rear Wing, a Rear Diffuser and a performance "Cat-Back" exhaust system. The lightweight, Mugen - forged aluminum wheels measure 18"x7.5" and include high-performance 215/40R18 rubber. Honda plans to produce a limited release of 1000 Civic Si Mugen models. Reserve yours today! Honda Lovers, rev your engines and get highway ready, because Honda has set the Mugen free!