2013 gmc sierra

2013 gmc sierra truck 5.3 L crew cab. Engine runs strong shifts well no knocking power windows and locks, remote start . brakes are good,You should not need anything for safety. Rockers and cab corners are prefect. Still being driven back and forth to work just had all fluids changed in the spring and the spark plugs and new belts. New battery, No lights on the dash, A/C works great. Aftermarket pioneer stereo with a Aftermarket amp. Tires are great . Aftermarket exhaust. 311845kms asking 11500 obo . I do not need to rush to sell