Chevrolet Impala 2018 Owner's Manual page 301

300 Service and Maintenance
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Engine Air Cleaner/Filter
2.5L L4 Engine
3.6L V6 Engine
Engine Oil Filter
2.5L L4 Engine
3.6L V6 Engine
Passenger Compartment Air Filter
Base
Uplevel
Spark Plugs
2.5L L4 Engine
3.6L V6 Engine
Wiper Blades
Driver Side 60 cm (23.6 in)
Passenger Side 47.5 cm (18.7 in)
Part GM Part Number ACDelco Part Number
20972654
22753242
12640445
19330000
13356914
13508023
12627160
12622561
23365874
23365875
A3174C
A3176C
PF64
PF63E
CF184
CF185
41-115
41-109