SKU: 31021-BH001 | UPC: 4957266923634
HKS LEGAMAX Premium FC3/L15B Exhaust System 2023+ Honda Civic Type R FL5
The HKS LEGAMAX Premium FC3/L15B is a cat-back exhaust system built for the 2023+ Honda Civic Type R FL5 with FC3/L15B engine. It replaces the stock muffler with a lightweight design that cuts 4.3kg while boosting exhaust flow for quicker throttle response. Drivers gain a deeper sporty exhaust note at 92dB without cabin drone.
Key Features
- Lightweight Construction: Weighs 13.0kg versus stock 17.3kg reducing rear weight for sharper handling and acceleration
- Titanium Muffler Tips: Single-layer φ120mm tips resist heat corrosion and add visual appeal from rolled edge design
- Optimized Pipe Layout: φ60.5-80×2-115mm diameter structure straightens flow minimizes turbulence for power gains
- Sporty Sound Tuning: 92dB at 4500rpm delivers aggressive tone during acceleration with controlled volume on highway
- Direct Bolt-On Fit: Uses factory mounts and hangers ensures precise alignment no cutting or welding needed
Product Notes
- Built from SUS304 stainless steel for rust resistance and durability
- Enhances mid-to-high RPM performance through improved scavenging
- Packaged in oversized box for protection during transit
Installation Notes
- Professional installation recommended.
- Bolt-on replacement takes 1-2 hours with basic tools and lift
- Compatible with stock catalytic converter and hangers all hardware included
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023+ | Honda | Civic Type R | FL5 FC3/L15B |
Why Choose HKS?
- Engineering leader in Japanese performance parts since 1973
- Motorsports-tested designs proven on track
- Precision manufacturing for exact fit and reliable gains
Frequently Asked Questions
- Q: Will this fit my 2023 Honda Civic Type R?
A: Yes designed specifically for 2023.10+ FL5 models with FC3/L15B engine direct bolt-on no modifications - Q: What materials are in the exhaust?
A: SUS304 stainless steel pipes and single-layer titanium tips for strength heat resistance and style - Q: What warranty covers this part?
A: HKS offers 1-year limited warranty against manufacturing defects contact retailer for details
Shipping & Handling
- Method: Ground shipping
- Availability: In stock – ships same or next business day
- Packaging: Durable oversized box 55 x 22 x 22 inches
- Weight: 13.0 kg (28.7 lbs)





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