SKU: B742110 | UPC: 700424673414
Cobb 15-21 Subaru WRX Charge Pipe Kit
The Cobb Charge Pipe Kit upgrades the factory plastic charge pipe on 2015-2021 Subaru WRX models with durable 2.25-inch mandrel-bent 6061-T6 aluminum tubing. This direct bolt-on replacement reduces airflow restrictions and prevents common boost leaks for quicker throttle response and consistent power delivery. Fits all WRX trims including manual and automatic transmissions on the VA chassis.
Key Features
- Mandrel-Bent Aluminum Tubing: 2.25″ diameter 6061-T6 aluminum construction ensures smooth, unrestricted airflow compared to restrictive stock plastic pipes.
- High-Quality Silicone Couplers: Embossed with Cobb logo, these reinforced couplers provide secure, flexible connections that withstand high boost pressures.
- Stainless Steel T-Bolt Clamps: Heavy-duty clamps deliver reliable sealing to eliminate boost leaks and maintain peak performance.
- Black Powdercoated Finish: Protective coating resists corrosion and heat for long-term durability in engine bay conditions.
- Direct Bolt-On Design: No modifications required; replaces OEM pipe in under 30 minutes for easy installation.
Product Notes
- Designed as a direct OEM replacement no vehicle modifications needed.
- Inspect couplers and clamps periodically for optimal sealing under high-boost setups.
Installation Notes
- Professional installation recommended.
- Requires basic hand tools complete install takes 20-30 minutes.
- Compatible with factory turbo inlet and intercooler piping no additional hardware needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2021 | Subaru | WRX | Base |
| 2015-2021 | Subaru | WRX | Limited |
| 2015-2021 | Subaru | WRX | Premium |
Why Choose Cobb?
- Cobb leads Subaru performance with proven tuning solutions like the Accessport.
- Engineered and dyno-tested for real-world gains on WRX platforms.
- Precision manufacturing ensures exact fit and reliable operation.
Frequently Asked Questions
- Q: Does this kit fit both manual and CVT WRX models?
A: Yes, compatible with 2015-2021 Subaru WRX MT and AT transmissions across all trims. - Q: What material is the charge pipe made from?
A: 6061-T6 aluminum tubing, mandrel-bent for smooth interior walls, with black powdercoat finish. - Q: What is the warranty on this product?
A: Cobb provides a limited lifetime warranty to the original purchaser against manufacturing defects.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed, dimensions 20″ x 10″ x 5″
- Weight: 2.35 lbs





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