Aluminum Cold Air Intake Kit for 2001–2005 Honda Civic EX 1.7L
This aluminum cold air intake kit is built for owners of the 2001–2005 Honda Civic EX who want a cleaner path from the factory airbox to the throttle body. The kit ships as a direct bolt-on replacement for the stock airbox and intake tube, pairing a black coated aluminum intake pipe with a washable red cotton cone filter. It is designed to retain the factory MAF sensor mounting and stock intake routing, so the install stays inside the OEM sensor envelope without fabrication or ECU tuning.
Typical intake-only gains on the D17 1.7L fall in an expected output range of approximately +5–10 hp and +6–8% torque, paired with a sportier intake tone under acceleration. Actual numbers vary with the vehicle's condition, supporting modifications, and calibration. The washable cotton filter is reusable across services; replacement paper elements are no longer required.
Specifications
| Brand | Flashark |
|---|---|
| Product type | Cold Air Intake Kit (listed form) |
| Fitment | 2001–2005 Honda Civic EX, 1.7L L4 (D17) |
| Intake pipe | Aluminum, black coated |
| Air filter | Red cotton cone, washable and reusable |
| Filter element | High-flow cotton media (oiled cotton service) |
| Sensor mounting | Retains factory MAF/IAT sensor location and bore |
| Tune required | No (stock ECU envelope; see Check Before Ordering) |
| Install time | Approximately 45–60 minutes with basic hand tools |
| SKU | FLIS25105 |
| CARB EO | None on file for this SKU |
Key Features
- Direct-fit replacement for the factory airbox: Bolts onto the stock EX mounting points and connects to the stock intake routing, so the swap does not require fabrication, drilling, or wire rerouting.
- Aluminum intake pipe in a black coated finish: Replaces the factory plastic intake tube with a smoother aluminum pipe for less airflow restriction through the same routing path.
- Washable red cotton cone air filter: High-flow cotton media with a reusable service life; clean and re-oil on a periodic schedule rather than swapping in disposable paper elements.
- Retains factory MAF/IAT sensor mounting: Keeps the OEM MAF sensor at its factory location and bore, so the stock ECU sees airflow within its design envelope and no custom tune is required for a basic bolt-on install.
- Expected output range of approximately +5–10 hp and +6–8% torque: Typical intake-only gains for the D17 1.7L; actual results vary with the vehicle's condition, calibration, and supporting modifications such as exhaust.
- Bolt-on install in about 45–60 minutes: Reaches the cabin with common hand tools; no specialty tools, no ECU access, and no fluid drain.
- Daily-driver friendly intake tone: Produces a deeper intake note under acceleration and quiets back down at cruise, without the cabin drone of a straight-piped race setup.
Who this kit is for
This Flashark aluminum cold air intake kit is built for the 2001–2005 Honda Civic EX with the 1.7L D17 engine. It fits owners who want a first bolt-on upgrade on the D17 platform and a washable filter they can service at home.
For you if… you want a quieter daily-driver intake note instead of a straight race setup · you prefer a reusable cotton filter over disposable paper elements · you have already confirmed your state emissions rules (see Compliance Notice below) · you want to keep the install inside the stock ECU envelope with no tune.
Not for you if… you need a SKU with a CARB Executive Order (EO) — this kit does not carry one — see Compliance Notice) · your Civic is a DX, LX, HX, Si, or non-EX trim with a different intake layout · you drive through deep water on a regular basis — the cone filter sits lower than the sealed factory airbox, so hydrolock risk is higher (see Check Before Ordering).
Browse more Honda cold air intake kits for related D-series platforms and trims.
Check before ordering
- Vehicle match: Confirm your Civic is the EX trim with the 1.7L L4 (D17) engine from model years 2001 through 2005. DX, LX, HX, GX, Si, and CNG trims use different intake routing and a different MAF sensor location, and are not covered by this SKU.
- Intake type: This kit is sold as a Cold Air Intake Kit. Verify it matches what your local tuner or emissions inspector expects for your application before ordering.
- Filter service: The kit ships with a washable red cotton cone filter. Plan to clean and re-oil it on a periodic schedule; over-oiling can contaminate the MAF sensor and trigger a CEL.
- Sensor mounting: The kit is engineered to retain the factory MAF/IAT sensor at its OEM location and bore, so the install stays within the stock ECU envelope. No spacer or adapter is required.
- Legality: This SKU does not carry a CARB Executive Order (EO) on file. See the Compliance Notice below for the states where it is not legal for sale or use.
- Install space and weather: The cone filter sits lower than the sealed factory airbox. Avoid deep water crossings; water ingestion can hydrolock the engine. If you regularly ford water, consider a high-mount or sealed-box alternative.
What's in the box
- 1 × aluminum intake pipe (black coated)
- 1 × red cotton cone air filter (washable and reusable)
- 1 × set of silicone couplers, hose clamps, breather hose, and mounting hardware
- 1 × installation guide
Shipping & Returns
Free U.S. Shipping: Orders are typically processed within 1–2 business days and delivered within 7–9 business days. Additional charges may apply to remote areas.
30-Day Returns: Unopened and unused items in their original packaging may be returned within 30 days of receipt. Return shipping is covered for verified quality issues.
Worry-Free Delivery: Optional protection against eligible loss, theft, delay, or transit damage is available at checkout.
Fitment
| Year | Model | Engine |
|---|---|---|
| 2001 | Honda Civic EX | 1.7L L4 (D17) |
| 2002 | Honda Civic EX | 1.7L L4 (D17) |
| 2003 | Honda Civic EX | 1.7L L4 (D17) |
| 2004 | Honda Civic EX | 1.7L L4 (D17) |
| 2005 | Honda Civic EX | 1.7L L4 (D17) |
2001–2005 Honda Civic EX 1.7L Cold Air Intake FAQs
Q1: Is this cold air intake legal in my state?
A1: This kit does not carry a CARB Executive Order (EO) on file, so it is not legal for sale or use in California (and other CARB-adopting states). If you live outside CARB-adopting states, confirm your local emissions and inspection rules before installing it on a registered street vehicle.
Q2: Will this fit my 2001–2005 Honda Civic EX?
A2: Yes. This kit is designed for the 2001, 2002, 2003, 2004, and 2005 Honda Civic EX with the 1.7L L4 (D17) engine. It bolts onto the factory EX mounting points and retains the stock MAF/IAT sensor mounting, so no fabrication or harness modification is required.
Q3: Does this fit a 2002 or 2003 Honda Civic EX?
A3: Yes. The 2002 and 2003 model years fall inside the listed fitment range for this kit, as long as the vehicle is the EX trim with the factory 1.7L D17 engine and the stock intake routing has not been modified. If your Civic has been engine-swapped or has had its intake routing changed, message support with your VIN before ordering. See more Honda Civic cold air intake kits.
Q4: Is this intake compatible with the EX trim only?
A4: Yes. This kit is built around the EX intake layout and the 1.7L D17 sensor positions. DX, LX, HX, GX, Si, and CNG trims use a different routing or a different MAF sensor location, so this SKU is not a direct fit for those trims.
Q5: How much horsepower will this add?
A5: Typical intake-only gains for a D17 1.7L fall in an expected output range of approximately +5–10 hp and +6–8% torque. Actual results depend on the vehicle's condition, calibration, install quality, and any supporting modifications such as exhaust.
Q6: Will this cold air intake improve fuel economy?
A6: MPG is dominated by driving habits; an intake alone can't guarantee a measurable gain. Expect the main benefit as throttle response and intake tone rather than fuel economy.
Q7: Will it throw a check engine light (CEL)?
A7: The kit is designed to retain the factory MAF/IAT sensor location and bore, which keeps the MAF calibration within the OEM design envelope. A CEL is usually the result of an intake leak, an over-oiled cotton filter, or a loose sensor clamp — torque all clamps to spec and avoid over-oiling the filter.
Q8: Do I need a tune after installing this intake?
A8: No tune is required for a bolt-on install that retains the factory sensors and the stock throttle body. If you stack supporting modifications (high-flow exhaust, intake manifold, forced induction), a custom tune is recommended.
Q9: Is this safe in rain or deep water?
A9: Normal rain driving is fine. The cone filter sits lower than the sealed factory airbox, so avoid deep water crossings; hydrolock risk is real and can cause severe engine damage. If you regularly ford water, consider a high-mount or sealed-box alternative.
Q10: How do I clean and re-oil the filter?
A10: Remove the cone filter, apply a cotton-filter cleaner per the kit instructions, let it dry, and re-oil evenly with a cotton-filter oil. Over-oiling can coat the MAF sensor and trigger a CEL, so apply lightly and rotate the filter as you oil. Service on a periodic schedule rather than at every oil change.
Q11: What's included, and what do I still need?
A11: The kit includes the aluminum intake pipe, the red cotton cone air filter, a set of silicone couplers and clamps, the breather hose, mounting hardware, and an installation guide. The factory MAF and IAT sensors are reused from the stock airbox (they are not in the box). You will need basic hand tools. Browse all air intake kits for replacement filters and cleaning supplies.
Q12: What does it sound like?
A12: You'll hear a deeper intake tone under acceleration; at cruise it quiets back down. Sound is subjective — if you want the loudest option, choose an open-element short ram style instead.
Q13: Is installation difficult for beginners?
A13: Installation is considered easy to moderate. Most owners complete the swap within 45–60 minutes using basic hand tools by removing the stock airbox, mounting the new pipe on the factory points, and seating the cone filter in a serviceable location.
Q14: Will this intake work with aftermarket exhaust systems?
A14: Yes. The kit is compatible with cat-back exhaust systems and other bolt-on downstream modifications. Combining intake and exhaust upgrades typically improves overall engine breathing, but a tune becomes recommended once you change the airflow profile meaningfully.
Q15: Is this intake safe for daily driving?
A15: Yes. When installed correctly, this cold air intake is safe for daily driving. Keep the cone filter clean and lightly oiled, torque all clamps, and avoid deep water exposure.