Honda 3 Button Keyless Entry Remote (NHVWB1U521 or NHVWB1U523 - INTERCHANGEABLE) Key Fob Clicker 2001 2002 2003 Civic EX 2001 - 2005 Honda Civic FCC NHVWB1U523 FOR ALL MODELS OTHER THAN SI OE: 72147-S5D-1MOO1