Cobb Tuning Parts
Performance parts engineered for turbocharged Subaru platforms, including WRX and STI applications.
Platform-Specific Engineering
Designed for precise fitment and compatibility across WRX and STI model years.
Street & Performance Focused
Balanced upgrades that prioritize drivability, reliability, and real-world performance.
Tuning-Oriented Ecosystem
Components designed to work together as part of a complete performance setup.
Shop Cobb Performance Parts
Browse Cobb Performance components by category to find the right solution for your Subaru build.
COBB Exhaust Systems
Cat-back exhaust systems engineered to improve exhaust flow and sound while maintaining daily-driven comfort. Available for multiple WRX and STI generations.
COBB Flex Fuel Kits
Flex fuel solutions that allow compatible Subaru platforms to adapt to varying ethanol blends when paired with proper tuning and supporting fuel system upgrades.
COBB Intake & Engine Management
Air intake systems and electronic components that support airflow, tuning, and engine management for compatible Subaru platforms across street builds today only.
Popular Cobb Tuning Products
These Cobb Tuning components are frequently chosen by Subaru owners for reliability-focused builds and performance upgrades.
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Subaru Engine Guides & Resources
Learn more about Subaru engine reliability and performance upgrades to make informed build decisions.
The exhaust is one of the first upgrades most WRX and STI owners think about, and for good reason. It is one of the few modifications that improves performance, changes the sound,…
The FA20-powered Subaru WRX responds extremely well to bolt-on upgrades. With the right combination of parts and tuning, owners can unlock significant performance gains while keeping the car reliable for daily driving.…
If you drive a Subaru WRX or Subaru STI, increasing boost is one of the fastest ways to make more power. But boost pressure alone doesn’t determine whether your engine survives torque…
If you drive a Subaru WRX, Subaru STI, or Forester XT, switching from pump gas to E85 is one of the most talked-about upgrades in the turbo community. Ethanol blends can unlock…
EFI tuning is one of the most misunderstood upgrades in the Subaru world. Some people think it just “adds horsepower.” Others assume it is only for big turbo builds. In reality, EFI…
Boost your Subaru WRX’s performance and efficiency with the COBB Can Flex Fuel Upgrade. Designed specifically for 2022–2025 Subaru WRX models, this upgrade allows your vehicle to take full advantage of ethanol-based…