How to change the catalytic converter for a 2010 Honda CRV including 2011

This is how to install a catalytic converter for a 2010 Honda CRV. It should apply to a 2011 Honda CRV, but verify with your Honda dealership before buying the catalytic converter for your car. below, I will list the parts and cost for the parts that I used when I was changing my catalytic converter. 18190-REZ-A00 Primary Converter $1,816 18190-REZ-A00 Core change Price $60 (if you return the old catalytic converter, the dealership will refund you this price for it) 18115-R40-A01 Gasket primary converter $7.30 18150-REZ-A01 Second Converter $464.49 18150-REZ-A01 Core Price $60 (if you return the old catalytic converter, the dealership will refund you this price for it) 18229-SWA-305 Gasket Exhaust Flexible $45.25 18231-SNA-A00 Bolt B Flexible joint $8.10 (for one, need 2) 18230-SV4-000 Spring flexible joint $5.61 ( for one, need 2) 18302-SP0-003 Gasket Exhaust pipe $8.33 90212-SAS-003 Nut 10mm $0.59 (for one, need 4) 18121-REZ-A00 Cover Primary Converter $63.61