HKS
HKS LEGAMAX Premium HONDA CIVIC HATCHBACK FK7 - 31021-AH004
- SKU:
- HKS31021-AH004
- UPC:
- 4957266923740
- MPN:
- 31021-AH004
- Availability:
- Regularly stocked product
Description
Is this exhaust system compatible with my vehicle?
Confirm fitment with your specific vehicle model before purchasing; professional installation is recommended for optimal results.
What performance gains can I expect from the HKS Legamax Premium Catback?
Achieve a modest 5 horsepower increase and 4 lb-ft torque gain for more dynamic acceleration with this Catback.
The HKS Legamax Premium Catback delivers a refined, exhilarating exhaust note and a 5 horsepower increase for enhanced street performance. Crafted with premium materials, it provides a smoother, more powerful engine experience. Install this Catback with confidence for a noticeable upgrade in your vehicle's dynamics.
What Owners Say
Owners and enthusiasts consistently praise the HKS Legamax Premium for its refined, sophisticated tone that delivers noticeable bass enhancement in the 2-4k RPM range without the typical deceleration drone or highway booming found in other exhausts. The system earns particular recognition for its smooth, regal sound character at startup and acceleration, with many noting it strikes an ideal balance between performance and civility. Some users do mention the volume is surprisingly conservative—almost factory-like when certain active sound features are disabled—which may disappoint those seeking a more aggressive presence. The exhaust has earned repeat customer loyalty, with enthusiasts choosing it after testing multiple alternatives, cementing its reputation as a premium option for discerning drivers prioritizing quality over sheer volume.
Why Choose the HKS Exhaust - Legamax Premium
Delivers a refined, exhilarating exhaust note that enhances your driving passion.
Achieves a noticeable increase in throttle response for more dynamic acceleration.
Provides a smoother, more powerful engine performance throughout the RPM range.
Transforms your vehicle's rear aesthetics with a premium, sporty exhaust tip.
Who Is This For?
Street Performance — 8/10
Claims 5 horsepower and 4 lb-ft torque gain.
Engine Performance — 8/10
Directly claims horsepower and torque gains.
Track / Autocross — 7/10
Performance gains benefit track driving.
Drag Racing — 7/10
Performance gains benefit drag racing.
Exhaust Note / Sound — 6/10
Premium designation implies improved sound quality.
Visual / Aesthetic Upgrade — 5/10
Catback exhaust systems often include aesthetic tips.
Additional Resources
Browse More: Shop All Catback — Exhaust, Mufflers & Tips
Additional Information
Clearance Item: |
N |
MPN: |
31021-AH004 |
Proposition 65: |
N |
Case Lot Quantity: |
1 |
Category: |
Exhaust, Mufflers & Tips>Catback |
Universal Fitment: |
Y |
Street Performance: |
8/10 |
Engine Performance: |
8/10 |
Track / Autocross: |
7/10 |
Drag Racing: |
7/10 |
Exhaust Note / Sound: |
6/10 |
Visual / Aesthetic Upgrade: |
5/10 |
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