2003 Nissan Altima Fuel and Emissions Systems

Essential 2003 Nissan Altima Fuel and Emissions Systems

Dorman – Fuel Tank Lock Ring (Part No.579-201)

Fuel Tank Lock Ring

from

$73.99
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service.

Product Features:
  • Direct replacement – this fuel tank lock ring matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement whenever the sending unit is serviced to ensure a secure connection to the fuel tank
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by a team of product designers and engineers with over 100 years of automotive aftermarket experience
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DENSO – First Time Fit Electric Fuel Pump (Part No.E3000334268ND)

First Time Fit Electric Fuel Pump

from

$158.94
The Denso Electric Fuel Pump is built to meet the stringent requirements of carmakers for high output, extended reliability and reduced noise.

Product Features:
  • OE-Equivalent and direct fit for easy installation.
  • OE connections and fittings.
  • The high output turbine delivers fuel with minimal pressure pulsation for quieter operation.
  • Ultra-high balanced armature to minimize noise and vibration.
  • High pressure check valve provides superior hot fuel handling characteristics.
  • The brushes are designed for durability, efficiency, and low-resistance operation.
  • High quality relief valve to protect the fuel delivery system.
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Wells Vehicle Electronics – Fuel Injection Pressure Damper (Part No.3G1061)

Fuel Injection Pressure Damper

from

$159.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
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Carquest – Fuel Injector Seal Kit (Part No.274838)

Fuel Injector Seal Kit

from

$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • High-quality materials withstand extreme conditions
  • Undergoes extensive testing to ensure reliability
  • As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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Felpro – Fuel Injection Plenum Gasket Set (Part No.MS 96471)

Fuel Injection Plenum Gasket Set

from

$34.99
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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Nippon Reinz – Fuel Injector O-Ring (Part No.C1012251347NRZ)

Fuel Injector O-Ring

from

$3.39
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

from

$39.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
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Mitsuba – Relay (Part No.P2020301638MIT)

Relay

from

$28.73
Relay

Carquest Premium – Vapor Canister Vent Solenoid (Part No.CPC1008)

Vapor Canister Vent Solenoid

from

$99.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Vapor Canister (Part No.CPN1501)

Vapor Canister

from

$219.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Hitachi – Mass Air Sensor (Part No.B3150396182HIT)

Mass Air Sensor

from

$225.46
Hitachi manufactures a direct fit air mass sensor that guarantees OEM quality, fit and performance.

Product Features:
  • OEM Quality Direct fit Application
  • Platinum coated sensing element
  • Meets or exceeds OEM specifications
  • Utilizes the factory style mounts, connectors and fittings
  • Provides exceptional reliability
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Elring – Fuel Injector Seal (Part No.C1010681908ELR)

Fuel Injector Seal

from

$2.43
Fuel Injector Seal

Niles – Ambient Temp Sensor (Part No.P4025778656NIL)

Ambient Temp Sensor

from

$28.46
Ambient Temp Sensor

Carquest Premium – Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Connector (Part No.PTA2918)

Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Connector

from

$149.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Coolant Temp Switch (Part No.ECA1919)

Coolant Temp Switch

from

$193.99
The CarQuest Vehicle Solutions line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The Coolant Temperature Switch monitors the temperature of the engine’s coolant, activating fans at factory designated temperature set-points ensuring proper engine temperature levels and peak engine performance are maintained.

Product Features:
  • Made to OE spec to ensure a proper fit, form and function.
  • Sensors are engineered for precision performance, durability and a long service life.
  • Designed and manufactured with quality materials, industry leading electronic components and strict quality controls. Engineered to meet OE performance.
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Carquest Premium – Reman Multi Port Fuel Injector (Part No.A212-4124)

Reman Multi Port Fuel Injector

from

$106.99
Product Features:
  • Each unit is 100% tested to OE specifications.
  • Includes new o-rings and seals made of premium OE quality materials.
  • Includes application specific technical bulletin, where applicable.
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Spectra Premium – Fuel Tank Strap (Part No.ST249)

Fuel Tank Strap

from

$33.49
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our expertise
  • Direct fit ensures safe, secure fuel tank installation
  • Product individually packaged and labeled to help reduce product damage prior to installation
  • Industry leading coverage on straps for plastic tanks
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Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.70893)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$6.79
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 for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Motorad – Tethered Fuel Cap (Part No.MGC837T)

Tethered Fuel Cap

from

$25.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
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Victor Reinz – Fuel Injector O-Ring Kit (Part No.18-10027-01)

Fuel Injector O-Ring Kit

from

$8.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Nippon Reinz – Fuel Injector O-Ring (Part No.C101267250NRZ)

Fuel Injector O-Ring

from

$1.70
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
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Gates – Breather Hose (Part No.B2010392890GAT)

Breather Hose

from

$33.55
Breather Hose

Ishino – Fuel Rail Insulator (Part No.C1008251685ISH)

Fuel Rail Insulator

from

$1.84
Fuel Rail Insulator

Spectra Premium – Fuel Filler Neck (Part No.FN761)

Fuel Filler Neck

from

$116.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank filler necks meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
  • Unit is dual coated for enhanced corrosion protection
  • Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
  • Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
  • Tested with OE fuel cap to prevent evaporative emission and check engine light failure
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ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)

Multi-Purpose Wire Connector with Leads

from

$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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DENSO – Wideband Oxygen Sensor: Upstream, 4 Wire, 14.57" Long, Heated, Exact Fit (Part No.234-9038)

Wideband Oxygen Sensor: Upstream, 4 Wire, 14.57" Long, Heated, Exact Fit

from

$134.99
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance.; Each component is precision-built for exact replacement+ and a first time fit.; DENSO gives you the right part and the right fit+ the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
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Carquest – Fuel Injector Connector (Part No.PT2318)

Fuel Injector Connector

from

$4.29
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • All electrical connectors are 100% tested for proper mechanical and electrical fit, form and function
  • Offering thousands of high-quality pigtails & sockets for nearly every electrical job
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2003 Nissan Altima Fuel and Emissions Systems

You count on your 2003 Nissan Altima 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 Fuel and Emissions Systems. With 102 Fuel and Emissions Systems ranging in price from $1.84 to $444.69, you’re sure to find everything you need for your 2003 Nissan Altima.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 24 different brands like Carquest Premium, Bosch, and Motorad. 2003 Nissan Altima Fuel and Emissions Systems start as low as $1.84!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 2,071 extensive product reviews on 2003 Nissan Altima Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Air Flow Sensor – New Actual OE Part with 3.7 stars and Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Exact Fit with 3.8 stars.

Did we mention you can order your Fuel and Emissions Systems 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 Fuel and Emissions Systems inventory for your 2003 Nissan Altima below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Nissan Altima

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Nissan Altima running right for years to come. In our inventory you’ll find brands like Carquest Premium, Bosch, Motorad, and even more.

Popular Felpro Fuel and Emissions Systems

You’ll find popular Felpro brand products across Exhaust Gas Recirculation (EGR) Parts and Fuel Injectors. All are waiting to get your 2003 Nissan Altima back on the road. Some of the top-rated Felpro products in these categories are:
Exhaust Gas Recirculation (EGR) Valve Gasket
from $6.79
(5)
Exhaust Gas Recirculation (EGR) Valve Gasket
EGR Valve Gaskets
Fuel Injection Plenum Gasket Set
from $34.99
(24)
Fuel Injection Plenum Gasket Set
Fuel Injector Gaskets

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2003 Nissan Altima, and some of our most reviewed Carquest Premium parts include:
Fuel Cap
from $17.79
(40)
Fuel Cap
Gas Caps

FAQs for 2003 Nissan Altima Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Nissan Altima?

Out of 102 Fuel and Emissions Systems for the 2003 Nissan Altima, the most popular in our inventory are:
Tethered Fuel Cap
from $25.99
This product is not rated
Tethered Fuel Cap
Gas Caps

What are the top-rated 2003 Nissan Altima Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Nissan Altima based on customer reviews/ratings are:
Air Flow Sensor - New Actual OE Part
from $139.99
(15)
Air Flow Sensor – New Actual OE Part
“Worked well. Check engine light disappeared. The store did great diagnostic work.”
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Exact Fit
from $69.99
(8)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Exact Fit
“Very east to connected”
Fuel Pump Module Assembly
from $159.99
(6)
Fuel Pump Module Assembly
“Great product at great price”