Exhaust› Exhaust Pipes, Systems and Components

Otl

GRC Street Series Catback Exhaust with 4-Way Valve

$1,699.95

SKU: OTL-CATB-GRC-P

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Otl GRC Street Series Catback is an exhaust system designed for the 2023+ Toyota GR Corolla. It is crafted by in-house fabricators and made from 304 stainless steel. The system features an adjustable 4-way exhaust valve controller for customizable sound.

Included with the catback exhaust are exhaust hangers, hardware, and an OTL OEM exhaust valve bracket.
Show original supplier description
The Otl GRC Street Series Catback exhaust system is engineered to enhance the driving experience of the 2023+ Toyota GR Corolla by providing an aggressive tone and improved overall performance. Meticulously crafted by premium in-house fabricators, this catback system is constructed from high-grade 304 stainless steel, ensuring durability and resistance to corrosion. This system offers extensive customization for both sound and appearance. It includes an adjustable 4-way exhaust valve controller, allowing drivers to select from fully open, fully closed, or ten incremental positions in between for precise tone management. Additionally, customers can choose from three distinct tip finishes: Polished RAW, Burnt Stainless Steel, and Liquid Smoke. Installation is straightforward, with all necessary hardware, exhaust hangers, and a specialized OTL OEM exhaust valve bracket included. Attention to detail during installation of the bracket is advised to prevent fitment issues or rattling noises. The exhaust system is specifically designed to fit the 2023 and 2024 Toyota GR Corolla models.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandOtl
Part NumberOTL-CATB-GRC-P
CategoryExhaust
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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