Skip to product information
1 of 8

COBB Cat Back SS Exhaust Quad Tips | Subaru WRX (11-14)/STI (08-14) (515101)

COBB Cat Back SS Exhaust Quad Tips | Subaru WRX (11-14)/STI (08-14) (515101)

SKU:515101

In stock

Regular price $1,450.00 USD
Regular price $1,450.00 USD Sale price $1,450.00 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The COBB Cat Back Exhaust Stainless Steel for 2011–2014 WRX Hatchback and 2008–2014 STI Hatchback is a high-performance exhaust system designed to enhance exhaust flow and sound quality. Featuring a unique straight-through muffler design instead of traditional chambered styles, it minimizes tubing bends and reduces back-pressure for improved engine efficiency. Constructed from durable stainless steel, the system utilizes 3-inch diameter tubing that channels exhaust gases into a fully 24-inch wide muffler section. This design maintains sound output below SAE noise standards while delivering a refined exhaust note. The craftsmanship and attention to detail ensure long-lasting performance and reliability under demanding conditions.

This cat-back exhaust is specifically engineered for Subaru WRX and STI hatchbacks from 2008 to 2014, providing a direct replacement for the factory exhaust system. It is suitable for street and performance driving, offering enhanced throttle response and a more aggressive exhaust tone without compromising daily drivability. Installation is straightforward with bolt-on fitment, requiring no modifications. The system is ideal for enthusiasts seeking a balance of sound, performance, and durability in their Subaru’s exhaust setup.

Overview

COBB Cat Back Exhaust

Fitment: 2011-2014 WRX Hatchback / 2008-2014 STI Hatchback

Part #: 515101

Overview

The COBB Cat Back Exhaust is a high-quality performance drivetrain component designed specifically for the 2011-2014 WRX Hatchback and 2008-2014 STI Hatchback models. This exhaust system replaces the factory setup with a unique straight-through muffler design that minimizes tubing bends and reduces back-pressure, supporting improved exhaust flow and a refined sound profile. It is ideal for enthusiasts seeking enhanced performance and a distinctive exhaust note without exceeding SAE sound standards.

Crafted with precision, this cat-back exhaust offers durability and optimized airflow, making it a reliable upgrade for drivers focused on performance and sound quality. Its design supports smoother exhaust gas evacuation, which can contribute to a more responsive driving experience.

Key Features

This COBB Cat Back Exhaust includes several notable features that enhance its functionality and appeal:

  • Unique straight-through muffler section reduces back-pressure compared to common chambered designs
  • 3-inch diameter tubing guides exhaust gases efficiently for improved flow
  • Fully 24-inch wide muffler section with a center inlet for balanced exhaust distribution
  • Craftsmanship emphasizes attention to detail and durability
  • Sound output is carefully managed to remain below SAE standards
  • Designed specifically for WRX and STI hatchback models within the specified years

Construction & Design

The exhaust system is constructed from high-quality stainless steel, ensuring resistance to corrosion and long-lasting performance. The straight-through muffler design minimizes internal restrictions by reducing tubing bends, which helps maintain efficient exhaust flow. The internal reversed flow passages within the muffler contribute to a controlled sound character while supporting performance goals.

Installation & Fitment

This cat-back exhaust is engineered for direct fitment on the specified WRX and STI hatchback models, allowing for a straightforward installation process. Fitment should be verified against vehicle specifications and part number to ensure compatibility. The system bolts on in place of the factory exhaust, making it a practical upgrade for enthusiasts looking to enhance their vehicle’s exhaust system without extensive modifications.

View full details