PLM

PLM 3 inch Catted Downpipe + Midpipe Kit for the GR Corolla 2023-2024

PLM 3-inch Catted Downpipe + Midpipe Kit for the GR Corolla 2023-2024
The PLM 3-Inch Catted Downpipe for the GR Corolla is engineered to elevate your vehicle’s performance and driving experience.
Featuring a precision-crafted 3-inch design, this downpipe enhances exhaust flow for improved turbo efficiency, delivering noticeable gains in horsepower and torque. The high-flow 400-cell metallic catalytic converter maintains optimal emissions functionality while reducing backpressure, ensuring both power and reliability. Constructed from premium stainless steel for durability and corrosion resistance, it is a direct bolt-on upgrade that seamlessly integrates with the factory exhaust system.
Unlock your GR Corolla’s true potential with this expertly designed performance upgrade.
4-inch off the turbo connection.
3-inch stainless tubing.
Precision CNC mandrel bend tubing.
EPA compliant catalytic converter.
400-cell metallic core catalytic converter.
304 stainless steel construction.
O2 sensor bung.
Performance gains over 20hp+
Direct bolt-on to factory exhaust system
Hand TIG welds
Includes hardware
GR Performance Parts recommends installing a O2 defouler with this product. We cannot guarantee no CEL with a high flow catalytic converter which is installed without a defouler.
We have reported issues with this downpipe installed on 2025+ GR Corolla's.

The price shown is the manufacturer price (recommended retail price in USD). We are a dealer: we will confirm the current price, availability and lead time when you order.

Manufacturer	PLM
Fits	GR Corolla 2023-2024