The Falken RT615 has always been a good all-around Ultra High Performance dry weather tire with decent durability. Good enough to be daily driven and good enough for the track. The…
While we typically focus on performance products, many of us daily drive our cars and enjoy the everyday essentials like our stereos. Like most essential enhancements, we’ve upgraded our Project…
Project GD STI: Making the Front of the Car Stiffer with Ultra Racing by Mike Kojima In the last installment of Project STI, we had greatly increased the chassis…
Project GD STI: Getting Rid of Chassis Flex with Cusco by Mike Kojima The GD STI/WRX had what was considered to be a very stiff chassis when it was first…
Testing Radium Engineering's Advanced Self-Draining Catch Can! by Mike Kojima Having proper crankcase ventilation is critical on a performance engine, especially forced induction ones that have more blowby past the rings…
Project GD STI: Getting More Power with Precision Turbo and Cobb Tuning! - Part 1 by Mike Kojima Our STI has been driving around as a daily for two years…
Project GD STI- Checking Out The Development of KW's New 3-Way Adjustable Clubsport Coilovers By Mike Kojima A few months ago we visited KW Suspensions' factory in Germany to…
Project GD STI - Improving the Fuel System with Injector Dynamics and Other Details By Mike Kojima When we had last left off on Project STI's engine, we had just…
Project GD STI- Getting it Slowed Down with Stoptech By Mike Kojima The Subaru GD STI comes with pretty good brakes from the factory, big Brembo 4 piston front and…
Project GD STI- Keeping Cool with Greddy, Cobb and Koyo! By Mike Kojima At this stage in the modding of Project STI's engine, it is time for us to lay…
Project GD STI- Keeping Cool and Protected with 3M Crystalline Tint and Protective Film By Mike Kojima Project GD STI is a daily driver that we put a lot of…
Tested: RSR's Ran Up Oil Treatment, Power in a Bottle By Mike Kojima "Mike, MotoIQ has to try our Ran-Up oil treatment", RS-R's John Masuda would say to me every…
Project GD Subaru STI Part Two- Performance Suspension, Wheels and Tires By Mike Kojima In the last installment of Project GD Subaru STI, we set about replacing our car's worn…
Project GD Subaru STI Part One- Rebuilding the Suspension By Mike Kojima The GD Subaru STI is an iconic tuner car. The platform is highly developed and can easily generate…
Project Subaru WRX STi Part 4: Brake System Upgrades By Mike Kojima The old engineers joke that “speed doesn’t kill, rapid deceleration does” applies to all vehicles capable of attaining dangerous velocities. …
