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- Direct fit for the 2017-2021 Honda Civic Si
- Dyno-proven maximum gains of up to 4 whp and 4 wtq on the stock tune with 37% less restrictive than stock intake system
- Smooth design eliminates restrictions and improves airflow
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- ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
- GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
- BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response.
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- ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
- GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
- BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response.
Check price on
- ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
- GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
- BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response.
Check price on
- ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
- GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
- BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response.
Check price on
- Direct fit for the 2017-2021 Honda Civic Si
- Dyno-proven maximum gains of up to 4 whp and 4 wtq on the stock tune with 37% less restrictive than stock intake system
- Smooth design eliminates restrictions and improves airflow
Check price on
- Outflows Factory Intake by 52%
- Measured Flow: 365 CFM @ 7 H2O
- Open-Element Design Allows For Viewing of Massive Air Filter, Yet Seals When Hood is Closed to Keep Out Hot Air
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