Cobb Post MAF Silicone Hose — Blue — 2002-2007 Subaru WRX / STI
The Cobb Cobb Post MAF Silicone Hose is a blue silicone hose replacing the factory rubber post-MAF hose for the 2002-2007 Subaru WRX. The silicone replacement hose provides improved durability over the factory rubber component — silicone maintains its flexibility and seal integrity across a wider temperature range and resists oil contamination better than rubber.
DETAILS
- Platform: 2002-2007 Subaru WRX
- Replacement component — direct fit at factory location
- Silicone or aluminum construction — improved durability over factory rubber/plastic
- All mounting hardware included
Why Choose Cobb Tuning
Cobb Tuning has been developing performance software and hardware for turbocharged enthusiast vehicles since 1999. Founded in Austin, Texas, Cobb built its reputation on the Accessport and expanded into a full catalog of hardware engineered to complement it. Every OTS map is developed in-house on real vehicles, and every hardware product is validated as part of a complete system — not sourced and sold in isolation. That integrated approach is why Cobb produces consistent, reliable results across the builds we see every day.
Fitment
| Year | Make | Model | Notes |
|---|---|---|---|
| 2002-2007 | Subaru | WRX | EJ20/EJ255 |
| 2004-2007 | Subaru | WRX STI | EJ207 |





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