2013 Cadillac XTS Catalytic Converters

Genuine GM catalytic converters for the 2013 Cadillac XTS, at wholesale prices. Converters are emissions parts, and the substrate loading has to match what the ECM expects from the downstream oxygen sensor. Front-drive full-size sedan widely used in livery and as a hearse and limousine base.

When to replace

A P0420 code, rattling from underneath, or a failed emissions test. On a full-size car, option packages divide this group more than the model year does.

The case for genuine GM

• Central shipping origin. Dallas keeps catalytic converters transit times short nationwide.
• Backed after the sale. If your catalytic converters does not work out, we make it right.
• Factory warranty. Genuine catalytic converters carry GM coverage aftermarket cannot match.

Avoiding the wrong part

GM revises parts mid-production. The OEM catalog tracks those revisions; cross-reference tables usually do not. Send us your VIN and we will confirm the exact part number before you order. Orders in by 3pm Central usually go out the same day, with shipping calculated at real cost.