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Mishimoto Mishimoto Subaru Exhaust Adapter, Stock Downpipe to 3in Exhaust
Mishimoto Mishimoto Subaru Exhaust Adapter, Stock Downpipe to 3in Exhaust
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Mishimoto Subaru Exhaust Adapter, Stock Downpipe to 3in Exhaust

Mishimoto
MISMMEXH-ADAP-SDAE
748354020946
Exhaust Adapters
Out of stock
$ 71.00 $ 64.95

SKU: MMEXH-ADAP-SDAE | UPC: 748354020946

Mishimoto Subaru Exhaust Adapter Stock Downpipe to 3in Exhaust 2002-2021 WRX STI Forester Impreza

Connect your stock Subaru downpipe to a 3-inch exhaust system with the Mishimoto Subaru Exhaust Adapter for seamless flow and perfect tone on WRX STI Forester Impreza Legacy Outback Baja Ascent models from 2002-2021. This adapter eliminates leaks that disrupt turbo exhaust sound delivering unrestricted performance. Built from 304 stainless steel it withstands harsh weather and road conditions while installing in under 15 minutes.

Key Features

  • Leak-Proof Seal: Direct mating with stock 2-bolt flange prevents exhaust leaks when paired with Mishimoto 2015+ WRX/STI cat-back exhaust
  • 304 Stainless Steel: Corrosion-resistant material endures rust salt and extreme climates for long-term durability
  • Quick Bolt-On Install: Completes in less than 15 minutes using included stainless steel hardware and 3-inch 2-bolt flange gasket
  • Smooth Flow Transition: Expands stock downpipe to 3-inch exhaust for optimal turbo spool and aggressive sound
  • Lifetime Warranty: Backed by Mishimoto for reliable performance you can trust

Product Notes

  • Ideal match for Mishimoto cat-back systems on turbo Subarus
  • Designed for direct replacement on compatible stock downpipes
  • Ships ready-to-install with all necessary components

Installation Notes

  • Professional installation recommended.
  • Bolts directly to stock downpipe flange no cutting or welding required
  • Hardware and gasket included for secure 2-bolt connection

This Part Fits

Year Make Model Submodel
2019-2021 Subaru Ascent Base
2019-2021 Subaru Ascent Limited
2019-2021 Subaru Ascent Premium
2019-2021 Subaru Ascent Touring
2004-2006 Subaru Baja Sport
2004-2006 Subaru Baja Turbo
2014-2018 Subaru Forester 2.0XT Premium
2014-2018 Subaru Forester 2.0XT Touring
2014-2018 Subaru Forester 2.5i
2014-2018 Subaru Forester 2.5i Limited
2014-2018 Subaru Forester 2.5i Premium
2014-2018 Subaru Forester 2.5i Touring
2008 Subaru Forester Sports 2.5 X
2008 Subaru Forester Sports 2.5 XT
2004-2013 Subaru Forester X
2006-2008 Subaru Forester X L.L. Bean Edition
2009-2013 Subaru Forester X Limited
2009-2013 Subaru Forester X Premium
2011-2013 Subaru Forester X Touring
2004-2005 Subaru Forester XS
2005 Subaru Forester XS L.L. Bean Edition
2004-2005,2009 Subaru Forester XT
2006-2010 Subaru Forester XT Limited
2005,2010-2013 Subaru Forester XT Premium
2011-2013 Subaru Forester XT Touring
2009-2010 Subaru Impreza 2.5 GT
2006-2011 Subaru Impreza 2.5i
2010-2011 Subaru Impreza 2.5i Premium
2012-2014 Subaru Impreza Base
2012-2014 Subaru Impreza Limited
2002-2004 Subaru Impreza Outback
2005-2011 Subaru Impreza Outback Sport
2012-2014 Subaru Impreza Premium
2002-2005 Subaru Impreza RS
2012-2014 Subaru Impreza Sport Limited
2012-2014 Subaru Impreza Sport Premium
2002-2004 Subaru Impreza TS
2002-2014 Subaru Impreza WRX
2006-2007,2010-2014 Subaru Impreza WRX Limited
2009-2014 Subaru Impreza WRX Premium
2004-2014 Subaru Impreza WRX STI
2007,2011-2014 Subaru Impreza WRX STI Limited
2010 Subaru Impreza WRX STI Special Edition
2006-2007 Subaru Impreza WRX TR
2010-2012 Subaru Legacy 2.5GT
2006-2013 Subaru Legacy 2.5i
2007-2013 Subaru Legacy 2.5i Limited
2010-2013 Subaru Legacy 2.5i Premium
2007-2009 Subaru Legacy 2.5i Special Edition
2009 Subaru Legacy 3.0 R
2008-2009 Subaru Legacy 3.0 R Limited
2010-2013 Subaru Legacy 3.6R
2010-2013 Subaru Legacy 3.6R Limited
2010-2012 Subaru Legacy 3.6R Premium
2005-2006 Subaru Legacy GT
2005,2007-2009 Subaru Legacy GT Limited
2006-2009 Subaru Legacy GT spec.B
2005 Subaru Legacy i
2005 Subaru Legacy Limited
2006-2009 Subaru Outback 2.5i
2007 Subaru Outback 2.5i Basic
2008 Subaru Outback 2.5i L.L. Bean Edition
2006-2009 Subaru Outback 2.5i Limited
2008 Subaru Outback 2.5i Limited L.L. Bean Edition
2009 Subaru Outback 2.5i Special Edition
2009 Subaru Outback 3.0 R Limited
2008 Subaru Outback Base
2005 Subaru Outback i
2005 Subaru Outback Limited
2005-2006 Subaru Outback R
2005-2008 Subaru Outback R L.L. Bean Edition
2006 Subaru Outback R VDC Limited
2005 Subaru Outback VDC Limited
2005-2006 Subaru Outback XT
2005-2009 Subaru Outback XT Limited
2015-2021 Subaru WRX Base
2015-2021 Subaru WRX Limited
2015-2021 Subaru WRX Premium
2015-2021 Subaru WRX STI Base
2015 Subaru WRX STI Launch Edition
2015-2021 Subaru WRX STI Limited
2020 Subaru WRX STI S209
2016 Subaru WRX STI Series.HyperBlue
2018 Subaru WRX STI Type RA

Why Choose Mishimoto?

  • Lifetime warranty covers every adapter
  • Engineered for precise Subaru stock flange fitment
  • 304 stainless steel construction built for turbo exhaust demands

Frequently Asked Questions

  • Q: Will this fit my 2015-2021 Subaru WRX stock downpipe?
    A: Yes it bolts directly to the stock 2-bolt flange on 2015+ WRX and STI models eliminating leaks with included gasket and hardware
  • Q: What material is the Subaru exhaust adapter made from?
    A: Full 304 stainless steel construction resists rust and corrosion in all weather conditions
  • Q: What warranty comes with this part?
    A: Mishimoto Lifetime Warranty protects against defects in materials and workmanship

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Secure Mishimoto box 9.1 x 6.7 x 4.3 inches
  • Weight: 1.65 lbs
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