SKU: PSP-ITR-437-3BK
PERRIN 15-21 Subaru WRX Front Mount Intercooler Boost Tube Kit – Black
The PERRIN Front Mount Intercooler Boost Tube Kit replaces narrow factory boost pipes on 2015-2021 Subaru WRX with 2.5-inch mandrel-bent aluminum tubing. This direct-fit upgrade channels more air to your front mount intercooler for quicker spool-up and sharper throttle response. Black powder coated construction handles extreme boost and heat cycles without fading or cracking.
Key Features
- 2.5″ Mandrel Bent Aluminum Tubing: Smooth uninterrupted bends eliminate turbulence and flow restrictions for consistent boost delivery
- Black Powder Coated Finish: Thick corrosion-resistant coating withstands underhood temperatures up to 500°F and road salt exposure
- Reinforced Silicone Couplers: Beaded ends and 4-ply construction create airtight seals that flex without leaking under high pressure
- Stainless Steel T-Bolt Clamps: Heavy-duty clamps apply even pressure without damaging silicone or pipes ensuring secure long-term fit
- Direct Bolt-On Design: Precision flanges mate perfectly with OEM turbo outlet and popular FMIC inlets no fabrication needed
Product Notes
- Engineered exclusively for front mount intercooler setups on VA-chassis WRX
- All components pre-assembled for straightforward replacement
- Product weight 3.7 lbs shipping box measures 20 x 12 x 8 inches
Installation Notes
- Professional installation recommended.
- Remove OEM plastic boost tube and couplers torque to factory specs
- Compatible with Perrin FMIC kits and most aftermarket intercoolers using 2.5″ inlets
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2021 | Subaru | WRX | Base |
| 2015-2021 | Subaru | WRX | Premium |
| 2015-2021 | Subaru | WRX | Limited |
Why Choose PERRIN?
- 20+ years engineering Subaru-specific turbo parts
- Made in USA with aerospace-grade materials
- Backed by limited lifetime warranty against defects
Frequently Asked Questions
- Q: Will this kit fit 2015-2021 WRX STI models?
A: No this kit fits WRX VA chassis only STI requires PSP-ITR-1000 series due to different turbo outlet angle - Q: What materials are used in construction?
A: 6061-T6 aluminum tubing black powder coated reinforced silicone couplers and 304 stainless T-bolt clamps - Q: What is the warranty coverage?
A: Limited lifetime warranty covers manufacturing defects when installed and used properly excludes abuse or racing
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Foam protected box 20 x 12 x 8 inches
- Weight: 3.7 lbs
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