SKU: B715500-H | UPC: 700424674244
Cobb 08-14 Subaru WRX STI Front Mount Intercooler Hot Pipes
The Cobb Front Mount Intercooler Hot Pipes replace restrictive stock pipes on 2008-2014 Subaru WRX STI models, delivering smooth airflow from turbocharger to front-mount intercooler. Mandrel-bent 2.5-inch aluminum construction reduces turbulence and pressure drop for consistent boost response. This upgrade supports higher power levels with lower intake air temperatures during extended pulls.
Key Features
- Mandrel-Bent Design: 2.5-inch diameter T6 6061 aluminum tubing ensures laminar flow without crimps or bends that restrict boost.
- Black Powdercoat Finish: Provides corrosion resistance and heat dissipation for long-term durability in engine bay conditions.
- Laser-Etched Branding: Authentic Cobb logo adds precision manufacturing detail visible under the hood.
- Direct Bolt-On Fit: Connects seamlessly to Cobb FMIC, SF Intake, and OEM turbo outlet using factory couplers and clamps.
- Lightweight Construction: At 4.95 lbs, reduces underhood weight while handling 400+ whp applications.
Product Notes
- Designed exclusively for vehicles with front-mount intercooler upgrades; not compatible with stock top-mount setup.
- Inspect couplers and clamps during installation for wear to maintain peak performance.
- Ships fully assembled handle with care to protect powdercoat finish.
Installation Notes
- Professional installation recommended.
- Remove stock hot pipes by loosening clamps at turbo outlet and intercooler inlet; no cutting required.
- Reuses OEM silicone couplers and T-bolt clamps; torque to 4-6 Nm for secure fit.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2014 | Subaru | Impreza | WRX STI Hatchback |
| 2011-2014 | Subaru | Impreza | WRX STI Sedan |
Why Choose Cobb?
- Decades of Subaru-specific engineering from dyno-tested prototypes.
- High-flow components proven on track and street for reliable gains.
- Precision CNC-machined fittings ensure leak-free operation under boost.
Frequently Asked Questions
- Q: Will these hot pipes work with stock intercooler on 2008-2014 STI?
A: No, they are sized for front-mount intercoolers only; stock top-mount piping is incompatible due to length and connection differences. - Q: What material are the pipes made from?
A: T6 6061 aluminum, mandrel bent for strength, with durable black powdercoat to resist heat and corrosion. - Q: What warranty coverage applies?
A: Backed by Cobb’s 3-year limited warranty against manufacturing defects when installed correctly.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box, 25″ x 12″ x 10″
- Weight: 4.95 lbs product 6 lbs shipping





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