If you're looking to upgrade your clutch setup, the Advanced Clutch XT/Perf Street Sprung SB11-XTSS kit is worth checking out. This isn't just any clutch; it's got an Xtreme pressure plate designed for those who really push their vehicles to the limit. The unique diaphragm design increases clamp load, so you get better performance without the usual deflection that can wear out your clutch too quickly. Plus, each diaphragm goes through a four-stage heat-treating process, ensuring it can handle the heat when you're putting the pedal to the metal.
What I really appreciate about the ACT pressure plates is their precision cover stampings. They provide a level of rigidity and consistency that you can feel when driving. And let's talk about the performance street discs—they’re a fan favorite for a reason. Made with premium organic materials that have a high copper content, these discs excel at heat transfer, which means less fade during those long drives or spirited runs. They’re also steel-backed for added durability and have a reduced marcel for quicker shifts, making your driving experience smoother and more responsive.
Now, I won't sugarcoat it; this kit does require a moderate to heavy pedal effort, but that just means you're in control. The engagement is smooth, and while you might notice a bit of gear rattle, it’s nothing too bothersome. Plus, the longevity of the friction life is impressive, thanks to that exclusive diaphragm design that ACT has nailed down.
When it comes to installation, you’ll want to check out the detailed install instructions here. The kit comes with everything you need—except the clutch master and slave cylinders, but it does include grease and an alignment tool, which is a nice touch.
Here’s a quick rundown of the specs:
Just a heads up—this is a conversion kit, so it replaces the original 230mm clutch. If you’ve got a Subaru made after mid-2018, you’ll need to check your VIN, as they started using 240mm components. And yes, the pressure plate bolts are included, so you’re all set there.
Fits the following:
Overall, if you’re serious about performance and want a clutch that can keep up with your driving style, the SB11-XTSS kit is a solid choice. It’s built to last and designed for drivers who demand more from their vehicles.
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