×
Live Chat
1-888-737-9766
Buick Parts
Cadillac Parts
Chevrolet Parts
GMC Parts
Hummer Parts
Oldsmobile Parts
Pontiac Parts
Saturn Parts
GM Accessories
Login/Register
My Account
Track Order
Help Center
Contact Us
Contact Us
Live Chat
or
1-888-737-9766
Buick Parts
Cadillac Parts
Chevrolet Parts
GMC Parts
GM Parts
Hummer Parts
Oldsmobile Parts
Pontiac Parts
Saturn Parts
GM Accessories
My Garage
My Account
Cart
Search Bar
Search by Part Number, Part Name, or Vehicle
Track Order
Help Center
Home
>
Chevrolet
>
Impala
>
Catalytic Converter
>
2018
Genuine 2018 Chevrolet Impala Catalytic Converter
Cat. Converter
Select Vehicle by Model
Select Vehicle by VIN
Select Vehicle by Model
Make
Model
Year
Go
or
Select Vehicle by VIN
Go
For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).
5 Catalytic Converters found
View related parts
2018 Chevrolet Impala 3Way Catalytic Convertor Assembly (W/Exhaust Pipe)
Part Number:
84216836
$609.45
MSRP:
$906.57
You Save: $297.12 (33%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Converter Assembly, 3Way Catalytic(W/Exhaust Pipe); Catalytic Converter, Preconverter
Replaced by:
19420239
Item Weight:
7.90 Pounds
Item Dimensions:
8.3 x 6.0 x 16.5 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
84216836
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 Chevrolet Impala Submodels:
LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK
| 6 Cyl 3.6L
View related parts
2018 Chevrolet Impala Warm Up 3Way Catalytic Convertor
Part Number:
12627204
$1117.79
MSRP:
$1673.29
You Save: $555.50 (34%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Converter,Warm Up 3Way Catalytic; Catalytic Converter
Replaced by:
19420234
Item Weight:
9.00 Pounds
Item Dimensions:
8.1 x 6.8 x 14.6 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12627204
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 Chevrolet Impala Submodels:
LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK
| 4 Cyl 2.5L
View related parts
2018 Chevrolet Impala 3Way Catalytic Convertor Assembly (W/Exhaust Pipe)
Part Number:
84647489
$1331.09
MSRP:
$1995.00
You Save: $663.91 (34%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Converter Assembly, 3Way Ctltc(W/Exh Pipe); Catalytic Converter, Preconverter
Replaced by:
19420240
Item Weight:
8.10 Pounds
Item Dimensions:
7.5 x 5.7 x 16.6 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
84647489
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 Chevrolet Impala Submodels:
LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK
| 6 Cyl 3.6L
View related parts
2018 Chevrolet Impala 3-Way Catalytic Convertor (W/ Exhaust Rear Manifold Pipe)
Part Number:
20929196
$1124.63
MSRP:
$1683.61
You Save: $558.98 (34%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Converter Asm 3Way Catalytic (W/ Exhaust Rear Manifold Pipe); Catalytic Converter, Preconverter
Position:
Rear
Replaced by:
19420266
Item Weight:
6.80 Pounds
Item Dimensions:
15.2 x 6.8 x 4.5 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
20929196
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 Chevrolet Impala Submodels:
LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK
| 6 Cyl 3.6L
View related parts
2018 Chevrolet Impala 3Way Catalytic Convertor Assembly (W/Exhaust Pipe)
Part Number:
23276242
$589.00
MSRP:
$875.71
You Save: $286.71 (33%)
Ships in 1-3 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Converter Assembly, 3Way Catalytic(W/Exhaust Pipe); Catalytic Converter, Preconverter
Replaced by:
19420254
Item Weight:
8.20 Pounds
Item Dimensions:
9.8 x 7.8 x 19.7 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
23276242
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 Chevrolet Impala Submodels:
LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK
| 6 Cyl 3.6L
Related 2018 Chevrolet Impala Parts
2018 Chevrolet Impala Oxygen Sensor
2018 Chevrolet Impala Exhaust Manifold
2018 Chevrolet Impala Exhaust Manifold Gasket
2018 Chevrolet Impala Exhaust Pipe
Alternate Year Models
+
2017 Chevrolet Impala Catalytic Converter
2019 Chevrolet Impala Catalytic Converter