2003 Infiniti QX4 Air Intakes

Essential 2003 Infiniti QX4 Air Intakes

Delphi – Throttle Position Sensor (Part No.SS10319)

Throttle Position Sensor

from

$119.99
Designed digital output for maximum signal to noise ratio. Not impacted by temperature changes and provide robust, long-lasting sensor protection. Manufactured to meet or exceed OE requirements.

Product Features:
  • Delphi sensors are built to meet or exceed OE requirements and testing
  • Not impacted by temperature changes and provide robust, long-lasting sensor protection
  • Designed digital output for maximum signal to noise ratio
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Hitachi – Throttle Position Sensor Actual OE Part New (Part No.TPS0001)

Throttle Position Sensor Actual OE Part New

from

$69.99
Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivery industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters. Today’s technologically advanced vehicles rely very heavily on sensors to operate efficiently. And when it comes to the throttle, Hitachi’s throttle position sensors are the choice of manufacturers worldwide. Built using highly accurate potentiometers, Hitachi takes the extra step of protecting all critical electronic components to reduce the possibility of contamination and increase the reliability and durability of the sensor. In tests, Hitachi’s TPS was shown to provide consistent signal outputs that help maintain a smooth running engine while increasing overall efficiency when compared to other brands. Designed to meet the exact needs of each specific vehicle, Hitachi throttle positions sensors are the premium choice. Hitachi sensor line supports accurate measurement for reliable engine performance.

Product Features:
  • Hitachi is a Tier 1 OE supplier for throttle position sensors
  • 100% NEW, never remanufactured
  • Meets the OE performance and durability standards for this application
  • Accurate and reliable measurements
  • Provides accurate measurement; reliable engine performance.
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Carquest Premium – Throttle Position Sensor (Part No.ECC1044)

Throttle Position Sensor

from

$99.99
MotoRad Throttle Position Sensors offer precision signaling to the ECM to ensure optimum performance and fuel economy. Manufactured using the highest quality OEM approved materials, resulting in tighter tolerances and increased durability. All MotoRad Throttle Position Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Manufactured to provide superior sealing, protecting against all engine bay contaminants and insulation from extreme hot and cold temperatures.
  • 100% calibrated and end-of-line tested to ensure worry-free, out-of-the-box performance
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Hitachi – Throttle Position Sensor Actual OE Part New (Part No.TPS0006)

Throttle Position Sensor Actual OE Part New

from

$101.99
Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivery industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters. Today’s technologically advanced vehicles rely very heavily on sensors to operate efficiently. And when it comes to the throttle, Hitachi’s throttle position sensors are the choice of manufacturers worldwide. Built using highly accurate potentiometers, Hitachi takes the extra step of protecting all critical electronic components to reduce the possibility of contamination and increase the reliability and durability of the sensor. In tests, Hitachi’s TPS was shown to provide consistent signal outputs that help maintain a smooth running engine while increasing overall efficiency when compared to other brands. Designed to meet the exact needs of each specific vehicle, Hitachi throttle positions sensors are the premium choice. Hitachi sensor line supports accurate measurement for reliable engine performance.

Product Features:
  • Hitachi is a Tier 1 OE supplier for throttle position sensors
  • 100% NEW, never remanufactured
  • Meets the OE performance and durability standards for this application
  • Accurate and reliable measurements
  • Provides accurate measurement; reliable engine performance.
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Hitachi – Throttle Position Sensor (Part No.C7012326859HIT)

Throttle Position Sensor

from

$124.90
Throttle Position Sensor

Ishino – Stone Intake Manifold Gasket Set (Part No.A8043320560ISH)

Stone Intake Manifold Gasket Set

from

$49.19
WARNING: This item cannot be returned for a replacement or refund if opened! ISHINO STONE® – Corteco Ishino Corporation of Japan – has been manufacturing gaskets since 1932 and tier-1 OEM supplier to Toyota, Honda and other Japanese auto manufacturers. The Corteco Ishino solution is to supply gaskets featuring a combination of different metals with different elastomer layers, carefully adapted to complement each other and preserve the integrity of the seal.

Product Features:
  • Superb quality and precision manufacturing process to ensure overall sealing dependability
  • Static sealing solutions are guaranteed to supply strong sealing power to eliminate any leakage
  • Manufactured to exact OEM specifications
  • Most gasket sets include components needed for a complete overhaul
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Felpro – INTAKE MANIFOLD GASKET SET (Part No.MS 91241-1)

INTAKE MANIFOLD GASKET SET

from

$41.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Ishino – Stone Intake Manifold Gasket (Part No.A8040116639ISH)

Stone Intake Manifold Gasket

from

$15.18
ISHINO STONE® – Ishino Corporation of Japan – has been manufacturing gaskets since 1932 and tier-1 OEM supplier to Toyota, Honda and other Japanese auto manufacturers. The Ishino Stone solution is to supply gaskets featuring a combination of different elastomer layers, carefully adapted to complement each other and preserve the integrity of the seal.

Product Features:
  • Superb quality and precision manufacturing process to ensure overall sealing dependability
  • Static sealing solutions are guaranteed to supply strong sealing power to eliminate any leakage
  • Manufactured to exact OEM specifications
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Felpro – INTAKE MANIFOLD GASKET SET (Part No.MS 92270-4)

INTAKE MANIFOLD GASKET SET

from

$84.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Ishino – Stone Intake Manifold Gasket Set (Part No.A8043320501ISH)

Stone Intake Manifold Gasket Set

from

$23.44
WARNING: This item cannot be returned for a replacement or refund if opened! ISHINO STONE® – Corteco Ishino Corporation of Japan – has been manufacturing gaskets since 1932 and tier-1 OEM supplier to Toyota, Honda and other Japanese auto manufacturers. The Corteco Ishino solution is to supply gaskets featuring a combination of different metals with different elastomer layers, carefully adapted to complement each other and preserve the integrity of the seal.

Product Features:
  • Superb quality and precision manufacturing process to ensure overall sealing dependability
  • Static sealing solutions are guaranteed to supply strong sealing power to eliminate any leakage
  • Manufactured to exact OEM specifications
  • Most gasket sets include components needed for a complete overhaul
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Dorman – Ignition Coil Connector (Part No.645-787)

Ignition Coil Connector

from

$28.99
This ignition coil connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this ignition coil connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Ishino – Throttle Body Gasket (Part No.C7001308191ISH)

Throttle Body Gasket

from

$3.21
Throttle Body Gasket

Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61269)

Fuel Injection Throttle Body Mounting Gasket

from

$3.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Fuel Injector Seal Kit (Part No.AS008)

Fuel Injector Seal Kit

from

$7.79
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
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2003 Infiniti QX4 Air Intakes

You count on your 2003 Infiniti QX4 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Air Intakes. With 8 Air Intakes ranging in price from $3.21 to $81.99, you’re sure to find everything you need for your 2003 Infiniti QX4.

Brands matter. If you want to shop a specific Air Intakes brand, we stock 5 different brands like Carquest Premium, Dorman, and Felpro. 2003 Infiniti QX4 Air Intakes start as low as $3.21!

One of the best ways to find top quality OEM or aftermarket Air Intakes is by asking professionals. Short of that, you can shop with confidence thanks to our 2 extensive product reviews on 2003 Infiniti QX4 Air Intakes.

Did we mention you can order your Air Intakes from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Air Intakes inventory for your 2003 Infiniti QX4 below to get started!

Top-Rated Air Intakes Brands For Your 2003 Infiniti QX4

Trusted Air Intakes OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Infiniti QX4 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Dorman, Felpro, and even more.

Popular Felpro Air Intakes

You’ll find popular Felpro brand products across Intake Manifold Parts. All are waiting to get your 2003 Infiniti QX4 back on the road. Some of the top-rated Felpro products in these categories are:
INTAKE MANIFOLD GASKET SET
from $41.99
(1)
INTAKE MANIFOLD GASKET SET
Intake Manifold Gasket Sets

Top-Rated Air Intakes


If are what you’re looking for, our inventory holds plenty. We stock brand Air Intakes for your 2003 Infiniti QX4, and some of our most reviewed parts include:
Ignition Coil Connector
from $28.99
(1)
Ignition Coil Connector
Throttle Position Sensor Connectors

FAQs for 2003 Infiniti QX4 Air Intakes

What are the most purchased Air Intakes for the 2003 Infiniti QX4?

Out of 8 Air Intakes for the 2003 Infiniti QX4, the most popular in our inventory are:
Fuel Injector Seal Kit
from $7.79
This product is not rated
Fuel Injector Seal Kit
Carburetor and Injector Seal Kits
Throttle Position Sensor Actual OE Part New
from $69.99
This product is not rated
Throttle Position Sensor Actual OE Part New
Throttle Position Sensors
Throttle Position Sensor
from $81.99
This product is not rated
Throttle Position Sensor
Throttle Position Sensors