It seems just yesterday we were celebrating the first 9-second 2015 STI.  Now, not even a year later, JrTuned has done it again!  This past weekend, the 2015 STI 1/4 Mile record was re-set by Junior and the guys at Prime Motoring.  This is a car that utilizes the factory ECU with an Accessport V3 running...

The 2015 Subaru STI SF Airbox and Intake/Airbox Combo are now available from COBB Tuning! 2015 STI SF Airbox The SF Air Box adds the benefits of a cold air intake to the outstanding performance of the SF Intake. The factory inlet directs cold air from the front grill to the SF Airbox, which encloses the...

So, you’ve probably seen some pretty cool early results from hardware swaps on the 2015 STI platform.  But, have you seen any actual data besides some basic dyno charts with really high smoothing?  Probably not. Lucky for you, we’re here to provide actual quantified data behind the madness. Many people were initially disappointed that our first...

COBB is excited to announce immediate support for the 2013 Subaru STI, WRX and Forester XT models! Owners of the latest high-performance Subarus can now attain the same level of power and control with the AccessPORT as enjoyed by previous model year owners. Our AccessTUNER software has also been updated to allow custom tuning of...

  COBB is proud to announce the immediate availability of the 2004-2007 Subaru STI Anti-Sway Bar kit. The COBB 2004-2007 STI Anti-Sway Bar Kit is one of the most effective ways to improve handling without negatively affecting ride quality or NVH (noise, vibration, harshness). The perfectly balanced kit increases front bar stiffness to 880 lbs/in...

COBB Tuning is excited to announce immediate support for the 2012 Subaru STI and WRX! Now owners of the latest high-performance Subarus can attain the same level of power and control with the AccessPORT as enjoyed by previous model year owners. Our AccessTUNER software has also been updated to allow custom tuning of the 2012...

A brand-new motor, a rain-slick track, and rivals running quicker lap times are not the best elements to make for a successful racing weekend. The LIC Motorsports and their Subaru STi were facing an uphill battle for Global Time Attack’s 2011 Finals at Infineon Raceway, but with the hard work of the LIC Motorsports crew,...

10 years ago, Darius lined up his 2000 Ford Escort ZX2 with a shot of nitrous and some bolt-ons to pull a 14.37 at 96.9 MPH. Since then, he’s been hooked on drag racing with a variety of cars and recently ran a 12.42 at 109.4 MPH using only a 2011 Subaru STI Sedan with...

COBB Tuning introduces the popular SF Intake for 2008-2011 Subaru STI , WRX and Impreza 2.5GT vehicles. Intake design plays a critical role in the engine management system’s ability to properly meter ingested air and provide accurate ignition and fuel. The SF Intake is engineered for maximum performance, sensor consistency and long term reliability. The...

We have begun testing and R&D on the brand new, 2011 Subaru STI Sedan. Subaru says this is the most powerful STI ever. We’ve made it even more powerful with a COBB Tuning AccessPORT, COBB Tuning Catted downpipe and an SPT catback for a 2009 WRX Sedan! Stay tuned for updates at The COBB Tuning...

In addition to the COBB Tuning Motorsports effort, COBB Tuning continues to support independent race teams in both the Redline Time Attack and other racing series. The Takata Time Attack/LIC Motorsports Subaru STI competes in the AWD Modified Class in the Redline Time Attack Series. This car is a highly-modified machine that sets the standard...

Go for a ride with Cameron Benner around Buttonwillow Raceway as he tears up the track in his COBB Motorsports Subaru STI Redline Time Attack Street Tire AWD racer!

The AccessPORT Challenge continues to be a huge success with all kinds of different enthusiasts deciding to step up to the COBB Tuning AccessPORT. Several, like Todd Williard and his STI, decided to put his Open Source tune up against the AccessPORT and the tuning skills of our ProTuners! Todd accepted the challenge at our...

Introducing the COBB 3″ Stainless Steel Cat-back Exhaust for the 2008 and newer Subaru STI. This much anticipated exhaust uses a unique straight-through muffler section rather than common chambered designs, which minimizes tubing bends, reduces back-pressure and keeps sound output below SAE standards. The outstanding craftsmanship and attention to detail are evident in every aspect...

COBB Tuning announces the immediate availability of the AccessPORT for the 2010 Subaru STI. The AccessPORT is the first hand-held device available for the 2010 STI that performs an ECU reflash through the vehicle’s OBDII port. Just plug it in, load the maps and go! Faster! A firmware upgrade is available to update existing AP-SUB-003...

With this release we are extremely excited to announce the next step in our revised “NexGen” Power Packages and accompanying Off The Shelf Maps for the Subaru platform, NexGen Stage 2 Power Packages for the USDM 2015-2021 Subaru WRX STI.  In our never ending strive to provide additional upgrade options for owners of these vehicles,...

Subaru Coolant Overflow Tank STI 2015-2021, WRX 2015-2021 Stock Coolant Overflow Tank The OEM Coolant Overflow Tank for the 2015+ WRX/STI does its job well enough. However, the cheap plastic material is ugly and will potentially crack over time.  This is especially true when driving hard and going through extreme heat cycles.  Also, it’s shape...

Following our previous release of 2021 Subaru WRX 6MT support, our Subaru team here at COBB is extremely excited to announce the availability of full tuning support for both the 2021 Subaru WRX STI and 2021 Subaru WRX CVT.  This round completes  2021 MY support for USDM WRX and STI vehicles.  Wondering which Subaru models we support? Check out...

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...