SKU: 31029-AF011 | UPC: 4957266919569
HKS Super Turbo Muffler VAB EJ20 2008-2014 Subaru Impreza WRX STI
The HKS Super Turbo Muffler VAB EJ20 is a cat-back exhaust system built for the Subaru Impreza WRX STI VAB chassis with EJ20R engine. It fits 2008-2014 JDM models with direct bolt-on installation. This muffler sheds weight improves exhaust flow for faster turbo spool more horsepower and a raw turbocharged exhaust tone.
Key Features
- SUS304 Stainless Steel: Pipes and canister resist corrosion endure high heat for reliable long-term performance.
- Titanium Tips: Dual 100mm rolled edge tips resist discoloration add premium styling and heat resistance.
- Weight Reduction: 12.5kg unit drops 3.5kg from stock 16kg improving acceleration balance and handling.
- Pipe Layout: Mandrel-bent 80-85-60x2mm design accelerates gas evacuation enhances throttle response and power delivery.
- Sound Profile: Amplifies turbo spool blow-off valve pops and deep rumble with 93dB output focused on track driving enjoyment.
Product Notes
- Confirm existing catalytic converter and mid-pipe compatibility prior to purchase.
- Inspect exhaust periodically for debris buildup to preserve flow efficiency.
- Arrives fully assembled in protective packaging to prevent shipping damage.
Installation Notes
- Professional installation recommended.
- Bolt-on fit uses factory mounting points and hangers no fabrication needed.
- Torque all clamps to HKS specifications for secure leak-free seal.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2014 | Subaru | Impreza | WRX STI VAB (EJ20R) |
| 2008-2014 | Subaru | Impreza | WRX STI Type RA VAB (EJ20) |
| 2008-2014 | Subaru | Impreza | WRX STI spec C VAB (EJ20) |
Why Choose HKS?
- Decades of JDM tuning leadership with motorsport victories in Super GT and WRC.
- High-flow designs proven on dyno and track for real-world gains.
- Japanese craftsmanship with rigorous quality testing on every part.
Frequently Asked Questions
- Q: Which exact models does this fit?
A: Tailored for 2008-2014 JDM Subaru Impreza WRX STI VAB chassis powered by EJ20R including Type RA and spec C variants bolt-on ready. - Q: What materials are used in construction?
A: SUS304 stainless steel for pipes canister shell paired with pure titanium tips for strength style and thermal performance. - Q: What installation steps are involved?
A: Direct replacement using OEM locations professional tuning advised for alignment and ECU adjustment if needed.
Shipping & Handling
- Method: Ground shipping
- Availability: In stock – ships same or next business day
- Packaging: Oversized box 42 x 18 x 18 inches
- Weight: 27.7 lbs
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