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Infiniti QX4 Emission Control

At JC Whitney, we offer the best selection of Infiniti QX4 Emission Control parts and accessories. We offer an industry leading 30-day Guarantee so that you can shop with confidence! Narrow your selection below by providing the year of your vehicle for a custom list of Infiniti QX4 Emission Control products.

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20 out of 47 products in Exhaust & Emissions
  • NTK FACTORY FIT OXYGEN SENSOR

    Fits Infiniti QX4

    NTK Factory Fit - Oxygen Sensor. NTK Oxygen Sensors are an exact replacement for your defective, worn out, or clogged oxygen sensor. Replaces... more

    Priced from:

    $59.53
  • STANDARD PCV VALVE

    Fits Infiniti QX4

    Standard PCV Valve. The moment it is time to replace your PCV Valve system, don't hesitate to opt for Standard PCV Valve as your replacement... more

    Priced from:

    $14.31
  • STANDARD VAPOR CANISTER

    Fits Infiniti QX4

    Standard Vapor Canister. Meet or exceed OE requirements. When replacing worn out Vapor Canister, Standard brand is the right choice. This... more

    Priced from:

    $210.08
  • AC DELCO OE REPLACEMENT RELAY

    Fits Infiniti QX4

    AC Delco OE Replacement Relay. Made of high quality materials. Meets or exceeds OE standards. Consider AC Delco OE Replacement Relay as... more

    Priced from:

    $112.82
  • STANDARD RELAY

    Fits Infiniti QX4

    Standard Relay. Ecological and rate effective. Attained ISO-141 standard qualification. Standard is proactively responsible for whatever... more

    Priced from:

    $20.29
  • BECK ARNLEY PCV VALVE

    Fits Infiniti QX4

    BECK ARNLEY REPLACEMENT PARTS. Replace your worn out or broken parts with these replacement parts. Designed and built to OEM specifications... more

    Priced from:

    $12.47