Vehicle Fitment

  • 1999–2000 Honda Civic (CX, DX, LX, EX, Si, GX, HX) – 1.6L I4 (EK/EM chassis) (FWD)

Features

  • Roto-molded high-density polyethylene (HDPE) intake tube for enhanced airflow
  • Oversized, washable and reusable oiled cotton-gauze air filter for long service life
  • Custom heat-shield design reduces intake air temperature
  • Direct-fit design uses factory mounting points–no major modifications required
  • Improves throttle response and engine sound while maintaining emissions compliance
  • No ECU tuning required for stock engine configuration
  • Legal for use in all U.S. states under CARB Executive Order D-269-17
  • Includes all necessary hardware and detailed instructions for a straightforward install

Specifications

  • Estimated Horsepower Gain: +5.77 HP @ ~7,500 RPM
  • Estimated Torque Gain: ~4.1 lb-ft
  • Filter Material: Oiled cotton-gauze
  • Intake Tube Material: High-density cross-linked polyethylene (HDPE)
  • Replacement Filter Part: RU-4550
  • Clamp Material: Stainless steel; Couplers Included: 1; Clamps Included: 4
  • System Weight: Approx. 8 lb (3.6 kg)
  • Emission Status: CARB Executive Order D-269-17 — legal in all 50 U.S. states

Included Components

  • 1x HDPE intake tube
  • 1x High-flow washable cotton-gauze air filter
  • 1x Silicone coupler
  • 4x Stainless steel hose clamps
  • 1x Custom heat-shield assembly
  • Mounting hardware kit (brackets, bolts, nuts)
  • 1x Installation instruction sheet

Product Description

The K&N 57-3512 FIPK (Fuel Injection Performance Kit) Cold Air Intake Kit is tailored specifically for the 1999–2000 Honda Civic models equipped with the 1.6L I4 engine. It replaces the factory air filter and intake tube assembly with a specially engineered high-flow design that allows the engine to inhale more air, improving responsiveness, throttle feel and overall driving experience.

Installation is simple with direct-fit mounting to the existing factory locations, and no tuning or modification of the engine control system is required for stock applications. Because the filter is washable and reusable and this kit is legal for street use in all U.S. states, it offers an excellent performance upgrade for daily driving or enthusiast builds.



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