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Invidia 08+ STi Hatch Dual Q300 Stainless Steel Tip Cat-back Exhaust

Original price was: $1,528.95.Current price is: $298.98.

SKU: SK0098465-US20260703-172840 Category: Tag:

SKU: HS08STIG3S

Invidia 2008-2014 Subaru STI Hatchback Dual Q300 Stainless Steel Tip Cat-Back Exhaust HS08STIG3S

Invidia HS08STIG3S Q300 cat-back exhaust replaces the stock system from the catalytic converter back on 2008-2014 Subaru Impreza WRX STI Hatchback models. This stainless steel setup with dual rolled-edge tips boosts horsepower by up to 10 whp and torque while producing a deep sporty tone without drone. Mandrel-bent piping ensures smooth exhaust flow for quicker throttle response and improved acceleration.

Key Features

  • T304 Stainless Steel Construction: Corrosion-resistant material withstands harsh conditions for long-lasting performance and mirror-polished finish.
  • Mandrel-Bent 60.5mm Piping: 2.36-inch diameter tubing provides unrestricted flow to reduce backpressure and increase power output.
  • Q300 Muffler Design: Large oval canister muffler delivers refined exhaust note at cruising speeds with aggressive growl under acceleration.
  • Dual Stainless Steel Tips: 101.6mm x 89mm double-wall rolled slash-cut tips add bold rear styling and enhance expulsion efficiency.
  • Direct Bolt-On Fit: Precision engineering matches OEM hanger locations for easy installation without cutting or welding.

Product Notes

  • Requires stock catalytic converter. not for off-road or race use only applications.
  • Clean exhaust tips regularly with mild soap to maintain polished appearance.
  • Secure packaging protects components during transit. inspect upon arrival.

Installation Notes

  • Professional installation recommended.
  • Bolt-on design uses factory hangers. allow 2-4 hours with basic tools and jack stands.
  • Compatible with stock midpipe and catalytic converter. no modifications needed.

This Part Fits

Year Make Model Submodel
2008-2014 Subaru Impreza WRX STI Hatchback
2011-2014 Subaru Impreza WRX STI Limited Hatchback
2010 Subaru Impreza WRX STI Special Edition Hatchback

Why Choose Invidia?

  • Engineered in Japan with motorsport heritage for reliable daily driving power.
  • Uses premium T304 stainless steel throughout for durability and heat resistance.
  • Laser-cut brackets and robotic TIG welds ensure exact fitment and leak-free seals.

Frequently Asked Questions

  • Q: Will HS08STIG3S fit my 2010 Subaru STI Hatchback?
    A: Yes it fits all 2008-2014 Subaru Impreza WRX STI Hatchback models including Special Edition with direct bolt-on installation using stock hangers.
  • Q: What material is the Invidia Q300 exhaust made from?
    A: Full T304 stainless steel piping, muffler, and dual wall tips for maximum corrosion resistance and polished aesthetics.
  • Q: What is the warranty on this exhaust?
    A: Invidia provides a 1-year limited warranty against manufacturing defects when installed professionally.

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock – ships same or next business day
  • Packaging: Securely boxed at 51 x 15 x 15 inches
  • Weight: 38 lbs product weight, 45 lbs shipping

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Invidia 08+ STi Hatch Dual Q300 Stainless Steel Tip Cat-back ExhaustInvidia 08+ STi Hatch Dual Q300 Stainless Steel Tip Cat-back Exhaust
Original price was: $1,528.95.Current price is: $298.98.
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