Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_27396005_2 (pos INTEGER, constructor VARCHAR, driver VARCHAR)

### Question ###
What was the maximum finish position of the car whose constructor was Joe Gibbs Racing, driven by Denny Hamlin?

### Accurate SQL ###

SELECT MAX(pos) FROM table_27396005_2 WHERE constructor = "Joe Gibbs Racing" AND driver = "Denny Hamlin"