2021 Subaru WRX Support

Subaru’s 2021 WRX 6MT is now fully supported within the COBB product line.  We have confirmed fitment of our bolt-on upgrades such as the Big SF Intake System, Top Mount Intercooler (both black and silver), and Air/Oil Separator.  The SUB-004 Accessport comes loaded with Off The Shelf Maps to support all of our common bolt-on upgrades.  For…

2019 Subaru WRX STI S209 Tuning Support

Nearly seventeen years ago, Subaru brought the first STI trimmed Impreza WRX to American shores and for the entirety of it’s existence in the US, the STI has been powered by a derivative of the EJ257 power plant.  In 2019 Subaru announced it would be bringing an S line car stateside, something you could previously only…

2020 Subaru WRX CVT Support

Subaru’s 2020 WRX CVT is now fully supported within the COBB product line.  We have confirmed fitment of our bolt-on upgrades such as the Big SF Intake System, 3″ Turboback Exhaust (both Resonated and Non-Resonated), and Air/Oil Separator.  The SUB-004 Accessport comes loaded with Off The Shelf Maps to support common bolt-on upgrades.  For those interested in…

2020 Subaru WRX STI Support

2020 Subaru WRX STI Support Subaru’s newest WRX STI is now completely supported within the COBB ecosystem.  The Accessport, bolt-on upgrades, Stage Power Packages, and Off The Shelf Maps make upgrading your STI a straightforward process.  Interested in taking your STI beyond the scope of our packages and maps, contact one of our Subaru Protuners for…

Subaru Accesstuner Gets COBB Custom Features for Legacy GT and Forester XT

  In November of 2018, we launched COBB Custom Features for certain Forester XT and Legacy GT vehicles.  Until now, only certified COBB Tuning Protuners with Accesstuner Pro HL software have been able to create custom tunes using the CCF ECU type.  Today, we are excited to announce that our end-user version of Subaru Accesstuner now supports…

Flex Fuel for Subaru Forester XT and Legacy GT

Nearly three years ago, we released our first true Flex Fuel conversion solution for the 2008-2014 Subaru WRX and STI.  Since then, our Subaru team has developed the same complete turn-key solutions for the 2015-2019 WRX and expanded support through the 2019 STI.  Amidst that work, we’ve been fielding a ton of requests from the…

Subaru Nationals 2018 Recap

US41 Motor-Plex in Morocco Indiana was the home for the 3rd annual Subaru Nationals in 2018. The small town drag strip is plopped right in the middle of several huge corn fields, which was the perfect setting to play host to a bunch of snarling, ethanol-fueled Subarus from all across the country. Each year the number of…

2019 Subaru WRX Support and Subaru Accesstuner Updates

Our Subaru team is excited to announce two major updates!  Full tuning support, including Stage Power Packages and Off The Shelf Maps, is now available for the USDM 2019 Subaru WRX (6MT Only).  Subaru Accesstuner software has also received updates and new tables/monitors for select vehicles.  USDM 2019 STI and WRX CVT owners, don’t fret. …

COBB Custom Features for 2006-2007 WRX / 2004-2007 STI

COBB Custom Features are now available for supported GD Subaru WRX and STi vehicles!  Outlined below are the additions to Accesstuner Pro and Accessport firmware as a part of this release.  Most notable features are Flex Fuel, Fuel Pressure Differential, Per Gear Boost Targets/Wastegate Duty Cycle control, and Custom Sensor Logging.  Along with these software updates,…

2015-2017 Subaru WRX Flex Fuel Now Available!!

Earlier this year we were able to release COBB Custom Features for the 2008+ WRX and STI.  The most sought-after feature in that release was the ability to create true Flex Fuel calibrations for  your car.  Gone are the days of having to switch calibrations every time you visit the gas pump.   The Flex…

COBB 20g Powered STI Takes Class Win at Import Face Off

We want to extend a congratulations to Darius W. for taking the victory at Import Face Off this past weekend in Joliet, IL.  A fastest pass of 10.9 @ 123.8mph was good enough to take the win for the Forced Induction Sport class. The 4WARNED STI is utilizing a Stage 3 Short Block and built…

Subaru Flex Fuel Is Here!

First, we teased you.  Then, we taught you.  Now, we empower you. COBB Custom Features The time has come!  Subaru Flex Fuel is now available via COBB Custom Features.  Updates to the Accessport V3 and Accesstuner Pro now allow users to configure their vehicles to run a true flex fuel setup.  Gone are the days of…

Australian Subaru Support

  COBB is introducing the first ever non-USDM Subaru support for Australian Marked (ADM) Subarus.  The Accessport, hard parts, and off the shelf maps are now available for the 2015+ WRX and 2015+ STI!  Australian support will also include all of the latest features outlined in our recent Flex Fuel Announcement. Vehicle Support 2015 Subaru…

Subaru Flex Fuel – Components, Packages, and R&D Efforts

Subaru Flex Fuel Launch Date – January 12, 2015 We’ve been slowly releasing information regarding our upcoming Subaru Flex Fuel release.  If you haven’t seen our Subaru Flex Fuel and Subaru Flex Fuel Updates articles, feel free to get caught up before diving in here. With the release of our Subaru Flex Fuel features just around the corner, we…

Subaru Flex Fuel

This long awaited, highly anticipated, feature is upon us! What is COBB Flex Fuel? Firstly, let’s define Flex Fuel.  Flex Fuel allows seamless flexibility between using standard gasoline and ethanol based fuel which is where the term Flex Fuel is derived.  The key component enabling flexible fuel usage is an ethanol content sensor.   This provides…