If you're a proud owner of a turbocharged Subaru, you know that boost control is crucial for maximizing performance. The GrimmSpeed 3-Port Electronic Boost Control Solenoid (BCS) is engineered specifically for turbo Subarus, providing a direct replacement for your OEM 2-port solenoid. This upgrade not only enhances your vehicle's boost response but also gives your tuner the precision they need to dial in rock-solid boost levels.
The GrimmSpeed BCS allows for high-resolution boost control, enabling quicker turbo spool and tighter control of boost levels throughout your power curve. With a balanced valve capable of withstanding up to 120 psi, you can expect immediate response without any lag. This solenoid is designed for those who demand performance and reliability from their Subaru.
Installation is a breeze with the model-specific brackets that come with the solenoid. These brackets ensure a factory-like fit and finish, making it easy to swap out your OEM solenoid without any hassle. Plus, the solenoid uses a Subaru wiring harness connector, allowing you to simply unplug your old unit and plug in the new one—no splicing or cutting wires required.
Built to withstand the extreme conditions of your engine bay, the GrimmSpeed BCS features:
This solenoid is compatible with the following models:
Subaru WRX 2006 owner says, “I installed the GrimmSpeed BCS last weekend and was blown away by the difference in spool time. It feels like I’m driving a completely different car!”
Another Subaru STI 2005 enthusiast mentioned, “The install was straightforward, and I love that I didn’t have to cut any wires. The boost levels are rock-solid!”
Upgrade your Subaru's boost control with the GrimmSpeed 3-Port Electronic Boost Control Solenoid and experience the performance benefits that come with precise tuning and reliable operation.
Other Part Numbers:
GrimmSpeed #GRM057002
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
2004-2006 Subaru Baja |
Baja | 2004-2006 |
|
2004-2008 Subaru Forester XT |
Forester XT | 2004-2008 |
|
2004-2007 Subaru STI |
STI | 2004-2007 |
|
2006-2007 Subaru WRX |
WRX | 2006-2007 |

Grimmspeed is an automotive aftermarket company that was founded in 2006 by Justin Grimm. They specialize in creating parts for the exhaust system for various automotive vehicles. Grimm has always had this passion for cars and had always wanted to improve his vehicle’s performance. After numerous trials, he was able to perfect his craft and later on decided to turn it into his career. Today, they have become one of the leading brands when it comes to producing high-performance exhaust systems.
Expanding their Product OfferingThe company initially manufactured parts for Subaru. But as the company expanded, they started offering parts for other brands such as Ford, Mitsubishi, Hyundai, and Mazda. They now offer parts such as intercoolers, intake, exhaust, engine pulleys, gaskets, boost controllers, phenolic spacers and so much more.
Continuous Product DevelopmentGrimmspeed never stops in finding ways to produce innovative products and is always on the push to keep their products up to date. With the rapid change in automotive technology, it is a must that their product is able to adapt to this change for it to satisfy the demand of its users. This is the reason why the company has gained the trust of many tuners all around.
Purchase Grimmspeed Product at Vivid RacingBuilt by an enthusiast for fellow enthusiasts.
If you want a product that is designed to improve the performance of your vehicle, then Grimmspeed is the brand for you. To know more about Grimmspeed, visit Vivid Racing and check out their list of products that would fit your specific needs.