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

PLM
SKU:
PLM-GR-DP-GZEA14-CAT
$895.00 - $915.00
(1 review)
Current Stock:
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PLM 3-inch Catted Downpipe + Midpipe Kit for the GR Corolla 2023+

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.

Reviews

  • 5
    Bang For Your Buck

    Posted by Jared Blue on 22nd Apr 2025

    This downpipe is an amazing deal for the GRC. It made my GRC sound amazing and immediately woke the car up performance wise! Definitely a massive upgrade everyone should do to their GRC. This did give me a CEL but I threw a spark plug non-fouler on the O2 sensor and the CEL never came back up. PLM downpipe is the way to go!