GrimmSpeed 2015+ Subaru WRX Equal Length Exhaust Header Shortblocks 4 0-5V Analog Inputs

4 0-5V Analog Inputs

The billet material that reinforces the combustion area has been further optimized with our V4 closed deck making it a far superior product to any sleeved block

The CCI triple disc provides the most economical racing clutch for the active sport compact enthusiast

- Rated Horsepower = 410hp

ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load

GrimmSpeed 2015+ Subaru WRX Equal Length Exhaust Header Shortblocks 4 0-5V Analog InputsOver the years, GrimmSpeed has proven that our exhaust products are some of the highest quality and best performing in the industry because of the detail oriented approached that we put into their development. When it comes to improving on an OEM design, this attention to detail and overall exhaust knowledge allows us to identify aspects of the factory parts that can be greatly improved upon. One of the first things to note about the OE exhaust