Action Clutch Stage 1 Clutch Kit (17+ Civic Si)

Action Clutch ACR-2189 (Stage 1) Clutch Kit

The Action Clutch ACR-2189 Stage 1 (1OS) Kit is for drivers who want a dependable, smoother-engaging upgrade clutch that can live with daily traffic and still hold spirited abuse on Honda/Acura 1.5T cars. It’s a direct 17 Civic Si Clutch Kit upgrade and fits the 2023+ Acura Integra (Base & A-Spec), 2017–2021 Honda Civic Si, and 2022+ Honda Civic Si. You get higher torque capacity and better life than stock without turning the car into a chore to drive.

At the core of this Action Clutch Civic Si Kit is a steel-backed copper/Kevlar organic disc. That combo handles heat, grabs harder than OEM, and still engages smoothly, exactly what you want on a tuned 1.5T that hits a big mid-range torque spike. Paired with Action Clutch’s heavy duty pressure plate, this Civic Si Heavy Duty Clutch keeps a near-OEM pedal while adding a more consistent clamp under load. We run this style of Civic Si Copper Kevlar Clutch on our own 1.5T cars for street and weekend pulls.

How to Know If This Clutch Is the Right Fit

Enthusiasts usually pick this Stage 1 Civic Si Clutch / Stage 1 Clutch Kit 2017 Civic Si when they want:

• A stronger clutch without harsh engagement – You want a 17 Civic Si Upgrade Clutch that holds more torque but still feels normal in stop-and-go.
• Support for bolt-on power levels – Perfect if you’re running intake, downpipe, intercooler, and a tune. This is exactly the Civic Si Bolt-On Clutch Kit level.
• A clutch that won’t slip under the 1.5T torque spike – The upgraded friction material handles that tuned mid-range hit far better than the stock disc.
• OEM-like pedal effort – Pedal effort stays close to stock, so your left leg doesn’t hate you after a week.
• Longer life under spirited driving – The steel-backed Kevlar/organic mix shrugs off heat and abuse better than the factory unit, so this Civic Si Clutch Replacement doesn’t glaze the first time you get it hot.

     If you’re planning a bigger turbo, sticky tires, drag launches, or hard clutch dumps, you’ll want to look at a more aggressive Stage 2 or Stage 3. For stock turbo cars with bolt-ons and a tune, this 2017 Civic Si Action Clutch Stage 1 kit is the sweet spot.

Built Around Reliability and Real Mileage

The big difference with this Stage 1 Clutch Action Clutch setup is how it handles abuse long-term. Action Clutch’s patented fully enclosed spring retainer system keeps the hub springs from walking out and chewing up your transmission something that’s killed plenty of Honda clutches over the years.

Every Action Clutch Stage 1 kit (SKU: ACC-CLK-01-D4) gets hand-inspected and certified by engineers with over 60 years of combined experience. That attention to detail matters when you’re asking a Heavy Duty Clutch for Civic Si to handle daily traffic, canyon runs, and the occasional hard pull without drama.

For daily-driven Civic and Integra 1.5T builds that see weekend fun, the ACR-2189 Stage 1 Kit gives you smoother engagement, better power handling, and a real bump in reliability over stock—without turning your Civic Si Stage 1 Clutch into a leg workout. If you want a straightforward 2017 Civic Si Performance Clutch upgrade that just works, this is it.