SKU: 31021-AH005 | UPC: 4957266940907
HKS LEGAMAX Sports Exhaust 2023+ Honda Civic Type R FL5 K20C
The HKS LEGAMAX Sports is a full catback exhaust system designed for the 2023+ Honda Civic Type R FL5 with K20C engine. This direct bolt-on replacement delivers measurable power gains of +14PS at 4600rpm and +11Nm torque at 3600rpm while reducing weight for sharper throttle response. Its tuned design enhances mid-to-high RPM performance and produces a refined aggressive exhaust note.
Key Features
- Titanium Muffler: Main silencer crafted from lightweight titanium weighs just 12.5kg, 6kg lighter than stock 18.5kg for improved handling and acceleration
- SUS304 Stainless Piping: Durable corrosion-resistant pipes with diameters of 60.6-80.6-120mm optimize exhaust flow and scavenging
- Adjustable Jet Nozzle Tip: 70mm SUS304 single-sided outlet allows sound tuning and gives a sharp modern appearance
- Power and Torque Gains: Dyno-proven increases of +14PS and +11Nm over stock catalyst-equipped setup
- Refined Sound Profile: 92dB at 5200rpm meets noise regulations while delivering deep sports tone for track or street
Product Notes
- Direct bolt-on fit requires no vehicle modifications or ECU tuning
- Inspect hangers and mounts for wear before installation
- Oversized packaging requires signature confirmation on delivery
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory mounting points and hangers
- All necessary gaskets and hardware included, no welding needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023-2025 | Honda | Civic | Type R |
Why Choose HKS?
- 50+ years as JDM tuning pioneer with motorsport heritage
- Exhausts engineered and dyno-tested in Japan for precise gains
- High-quality materials ensure longevity and consistent performance
Frequently Asked Questions
-
Q: Will this exhaust fit my 2023 Honda Civic Type R FL5?
A: Yes, it is a direct bolt-on for all 2023+ FL5 models with K20C engine, including FE1 and FE2 chassis codes -
Q: What materials are used in construction?
A: SUS304 stainless steel piping and tips with a titanium main muffler for strength and reduced weight -
Q: What is the warranty coverage?
A: HKS provides a 12-month manufacturer warranty against defects in materials and workmanship
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed at approx. 55in x 14in x 14in
- Weight: 12.5kg product / 18kg shipping
Catback
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HKS
HKS is a Japanese manufacturer of premium performance parts founded in 1973 that has been at the forefront of turbocharged engine development, producing turbochargers, exhaust systems, engine management, intercoolers, and supporting performance components for some of the most iconic Japanese sports cars ever built. The brand's GT and GTIII turbocharger series, Super Sequential Blow Off Valves, and Racing Suction intake kits are recognized globally as benchmark-quality products that combine Japanese manufacturing precision with decades of motorsport development experience. HKS products are particularly well-known in the Toyota Supra, Mitsubishi Evo, Subaru STI, Nissan GT-R, and Honda NSX communities, where the brand's heritage in building the world's fastest versions of these cars has created a loyal following among enthusiasts who want the best available components. From a simple racing suction kit to a complete GT turbo with intercooler and ECU tune, HKS provides an end-to-end perf...
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