The refreshed 2025 Honda Civic Si is powered by a 200-horsepower high-torque VTEC® 1.5-liter Turbo engine mated to a 6-speed manual transmission. The refreshed 2025 Honda Civic Si has new front fascia, new hex-pattern grille, revised taillights with a darker appearance, and redesigned Si-specific V-spoke 18-inch alloy wheels finished in matte black. The 2025 Honda Civic Si will go on sale in early August with a starting MSRP of $31,045 (including $1,095 destination charge). Optional high-performance summer tires that maximize grip and handling add just $300.