Infiniti QX4 Fuel and Emissions Systems

Carquest Premium offers a complete line of fuel pump tank seals covering a wide variety of North American vehicle applications. Carquest Premium fuel pump tank seals are engineered to meet or exceed all OEM specifications.

Product Features:

• Engineered to meet or exceed all OEM specifications

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
• Manufactured with double-layered steel on the mounting brackets for a more robust solution

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
• State-of-the-art designs that meet or exceed OE specifications
• Top-of-the-line quality and performance
• With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues

Dorman’s Vacuum Switching Valve restores the EVAP system to proper operation. Plus, its durable metal and plastic construction ensures years of service.

Product Features:

• Includes installation hardware (where applicable)
• Designed for long-lasting resistance to harsh road and weather conditions
• Direct replacement for a proper fit every time
• Quality tested to ensure trouble free installation and performance

Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:

• CARQUEST MAF use all new high-quality components at the highest quality standards.
• Manufactured with new and advanced technology to perform, fit and function at OE specifications.
• All new product that is tested with OEM equipment to OEM standards
• Outperforms competition when tested in extreme environmental conditions

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.

Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium strainers meet or exceed the performance of the original equipment they replace.

Product Features:

• Designed with gradient density to meet or exceed OE specifications
• Engineered and developed in Canada
• Designed to ensure optimal filtration to prevent fuel system contamination
• Strainer material tested and validated for capacity and efficiency by accredited, third party
• Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
• Engineered and developed by Spectra Premium; proud member of the A.A.S.A. fuel pump manufacturers working group

Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:

• Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
• Includes Smart Link Connector, no soldering required
• No special tools required for installation
• Seared protection tube due to 100% functional quality test
• Performance meets or exceeds OE specifications

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

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.

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.

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.

100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:

• Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
• Quiet operation, no audible regulator noise
• Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
• Consistent and predictable fuel pressure throughout system range of control provides great drivability

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.

Hitachi’s Air Bypass Valves (ABVs) is designed to accurately regulate the amount of air entering the engine when at idle (also known as an Idle Speed Control (ISC) Valve and Idle Air Control (IAC) Valve). High quality materials ensure that even under the most extreme conditions, Hitachi’s ABVs will not deform or malfunction. Our ABVs are 100% air flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the OE manufacturer which makes Hitachi’s ABVs the premium choice. The Hitachi designed air bypass valves have precise response time and flexible flow capability to maintain constant system pressure. They create a safer driving experience by suppressing backfire during deceleration and virtually eliminating the chance of hydro-lock. 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.

Product Features:

• 100% air flow tested for ideal performance 
• 100% NEW, never remanufactured 
• Hitachi is a Tier 1 OE supplier for air bypass valves 
• Meets the OE performance and durability standards for this application 
• O-Ring/Gasket included when applicable 
• Precision machined moving components and contact surfaces with a durable cast aluminum body 
• Restores original drivability characteristics 
• Quick response Time; Flexible flow capability and low current draw.

Ambient Temp Sensor

Fuel Rail Insulator

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

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.

Hitachi’s Fuel Injectors (FIJs) are designed to optimize fuel economy and performance by providing extraordinary accuracy and application specific spray patterns with quick response times. Hitachi’s high-speed electromagnet and pintle precisely control the flow of fuel. High quality materials ensure that even under the most extreme conditions, Hitachi’s FIJs will not deform or malfunction. Our FIJs are 100% flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the OE manufacturer. Designed to meet the exact needs of each specific vehicle, Hitachi’s Fuel Injectors are the premium choice. Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivering 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.

Product Features:

• Hitachi is a Tier 1 OE supplier for fuel injectors
• 100% NEW, never remanufactured
• Meets the OE performance and durability standards for this application
• 100% flow tested for ideal performance
• High-speed electromagnet and pintle for precise fuel dispersion
• Application specific spray patterns for optimized fuel efficiency and performance
• O-Ring included when applicable

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.

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.

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
• Unsurpassed quality you can trust
• Validated for fit, form, and function

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.

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