Genuine 2018 GMC Terrain Catalytic Converter

Cat. Converter

Enter your vehicle info to find more parts and verify fitment

Select Vehicle by VIN
Select Vehicle by Model

Select by VIN

Enter your VIN for the most accurate results.

Enter your VIN for the most accurate results.

or

Select by Model

-- Select Make --

-- Select Model --

-- Select Year --

3 Catalytic Converters found

View related parts
2018 GMC Terrain 3Way Catalytic Convertor Assembly
Part Number: 12667331
- Other Name: Converter Assembly, 3Way Catalytic; Catalytic Converter
- Replaced by: 25203845
$734.39 MSRP: $1095.00
You Save: $360.61 (33%)

Add to Cart
More Info
Fits the following 2018 GMC Terrain Submodels:
4 DOOR SLE2, 4 DOOR SLT1 | 4 Cyl 1.5L
Less Info
View related parts
2018 GMC Terrain Warm Up 3Way Catalytic Convertor Assembly
Part Number: 12666605
- Other Name: Converter Assembly, Warm Up 3Way Catalytic; Catalytic Converter
- Replaced by: 19420236
$1353.27 MSRP: $2028.47
You Save: $675.20 (34%)

Add to Cart
More Info
Fits the following 2018 GMC Terrain Submodels:
4 DOOR SLE2, 4 DOOR SLT1, 4 DOOR SLT2 | 4 Cyl 2.0L
Less Info
View related parts
2018 GMC Terrain Oxidation Catalytic Converter Assembly (W/ Filter)
Part Number: 55496390
- Other Name: Converter Assembly, Oxidation Catalytic (W/ Filter)
$575.46 MSRP: $864.80
You Save: $289.34 (34%)
More Info
Fits the following 2018 GMC Terrain Submodels:
4 DOOR SLE2, 4 DOOR SLT1 | 4 Cyl 1.6L Diesel
Less Info

Related 2018 GMC Terrain Parts

Alternate Year Models

+

2017 GMC Terrain Catalytic Converter 2019 GMC Terrain Catalytic Converter