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SKU: 31006-BH001 | UPC: 4957266931677
HKS Hi-Power Muffler for 2022-2025 Honda Civic Si Coupe (FC3)
The HKS Hi-Power Muffler is a direct-fit stainless steel replacement for the 2022-2025 Honda Civic Si Coupe (FC3). This single-tip axle-back muffler enhances exhaust flow to deliver noticeable horsepower and torque increases while producing a refined deep tone. Crafted for daily driving and track use, it reduces weight over stock for improved response.
Key Features
- Stainless Steel Construction: SUS304 piping and silencer ensure long-lasting durability and resistance to corrosion in harsh conditions.
- 102mm Polished Tip: Single rolled-edge stainless tip adds a clean JDM-style appearance to the rear of your Civic Si Coupe.
- Lightweight Design: Weighs 5.8kg versus stock 6.2kg to improve vehicle balance and acceleration feel.
- Tuned Exhaust Note: Provides aggressive low-end growl and high-rev scream without interior drone on highways.
- Bolt-On Performance: Increases mid-range power through optimized 60.5mm dual-pipe to 65mm rear section for better scavenging.
Product Notes
- Direct replacement using factory mounting points and hangers.
- Inspect exhaust gaskets during install for proper sealing.
- Oversized item ships via ground carrier with adult signature required.
Installation Notes
- Professional installation recommended.
- Bolt-on fitment takes 30-60 minutes with basic tools and jack stands.
- Compatible with stock catalytic converter and factory hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2022-2025 | Honda | Civic | Si Coupe (FC1/FC3) |
Why Choose HKS?
- Leading Japanese brand since 1973 with motorsport heritage in Super GT and drag racing.
- Every exhaust dyno-tested for real-world power and sound on target vehicles.
- Engineered in Japan with laser-precise bends for leak-free fitment.
Frequently Asked Questions
-
Q: Will this fit my 2023 Honda Civic Si Coupe FC3?
A: Yes, designed specifically for all 2022-2025 Civic Si Coupe models with FC1/FC3 chassis codes including 1.5T engine. -
Q: What material is used in construction?
A: Full SUS304 stainless steel for the piping, silencer, and 102mm tip to withstand heat and road salt. -
Q: What is the warranty and install process?
A: HKS offers 1-year manufacturer defect warranty. Bolt-on install reuses stock clamps and requires no cutting or welding.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Original HKS box dimensions 40 x 12 x 12 inches
- Weight: 12.8 lbs product weight, 15 lbs shipping weight
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