• Turbo XS 3in Downpipe to OEM Cat-Back Adapter | Subaru WRX / STi
  • Turbo XS 3in Downpipe to OEM Cat-Back Adapter | Subaru WRX / STi
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Turbo XS 3in Downpipe to OEM Cat-Back Adapter | Subaru WRX / STi

Turbo XS 3in Downpipe to OEM Cat-Back Adapter | Subaru WRX / STi

ADA-3DP-OEMCB

In stock

$42.58 USD
$57.00 USD $42.58 USD
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The TurboXS Subaru WRX/STi 3 inch Downpipe to OEM Cat-Back Adapter is a high-quality stainless steel component designed to connect a 3 inch downpipe to the stock 2.5 inch OEM cat-back system. This adapter ensures a secure and leak-free connection between different exhaust sizes, facilitating optimal exhaust flow and performance upgrades. Its durable construction from stainless steel provides long-lasting resistance to corrosion and heat, maintaining integrity under demanding driving conditions. The adapter also helps maintain factory-level fitment and sealing, making it an essential part for enthusiasts upgrading their exhaust systems without replacing the entire OEM setup.

This adapter is compatible with Subaru WRX and STI models equipped with a 3 inch downpipe and a stock 2.5 inch cat-back system. It is designed for direct bolt-on installation, providing a straightforward upgrade path for increased exhaust flow and performance. The kit includes the stainless steel adapter and a standard exhaust gasket to ensure a proper seal. Suitable for street and performance applications, this adapter allows for seamless integration of aftermarket downpipes with OEM exhaust components, making it ideal for those seeking a reliable, durable connection during exhaust system modifications.

Overview

Turbo XS Turbo XS

Fitment Summary

This adapter is designed for Subaru WRX and STI models equipped with a 3-inch downpipe and OEM-style 2.5-inch cat-back exhaust systems.

Part #: ADA-3DP-OEMCB

Overview

The Turbo XS 3 inch Downpipe to Stock Cat-back Adapter is a high-quality exhaust component crafted to seamlessly connect your larger downpipe to the factory-style exhaust system. Made from durable stainless steel, this adapter ensures a secure fit and long-lasting performance. It is ideal for Subaru WRX and STI owners who are upgrading their exhaust setup and want a reliable, leak-free connection that maintains the integrity of their exhaust flow. This adapter helps optimize exhaust flow, supporting your vehicle’s performance and sound characteristics while preserving factory emissions and legal compliance.

Key Features

This adapter features a robust stainless steel construction designed for durability and corrosion resistance. Its precise donut flange ensures a tight seal between the 3-inch downpipe and the OEM cat-back system. The straightforward design allows for easy installation without modifications, making it suitable for enthusiasts and professional installers alike. The adapter maintains the factory-style flange connection, ensuring compatibility with stock exhaust components while supporting upgraded downpipes.

Construction & Design

Constructed from high-grade stainless steel, this adapter is engineered to withstand high temperatures and harsh conditions typical of performance exhaust systems. Its precision-machined flange and seamless welds contribute to a reliable, leak-proof connection that maintains exhaust integrity.

Installation & Fitment

Designed for direct bolt-on installation, this adapter requires no cutting or welding. It fits Subaru WRX and STI models with a 3-inch downpipe and OEM-style 2.5-inch cat-back exhaust, providing a secure and seamless connection.

What’s Included

The package includes the stainless steel adapter and a standard exhaust gasket to ensure a proper seal during installation.

Ideal For

Perfect for Subaru enthusiasts upgrading their exhaust system, this adapter supports improved exhaust flow and sound while maintaining factory reliability. It’s an excellent choice for those seeking a straightforward, durable solution to connect larger downpipes to stock exhaust systems.
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