2004 GMC C4500 Topkick Fuel Injectors

Complete kit includes banjo bolt seals to reseal injector fuel return rail manifold on Duramax LB7 engines.

Product Features:

• Original equipment fit, form and function
• Includes 4 fuel return rail banjo bolt seals
• Includes 1 return fitting banjo bolt seal

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

• All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
• MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
• MAHLE gaskets is the leader in Domestic, Asian and European applications
• The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

Complete injector seal kit includes all necessary components to properly reseal injector when installed. All parts in kit are manufactured using premium OE quality materials.

Product Features:

• Premium OE quality materials
• Includes injector body O-ring
• Includes copper combustion seal
• Includes fuel return line clip

CARQUEST premium remanufactured injectors are completely torn down, ultrasonically cleaned, inspected and remanufactured using premium components. Each injector is 100% tested on a sophisticated flow bench under multiple operating parameters to meet or exceed OE specifications.

Product Features:

• Each unit is 100% tested to OE specifications
• Includes 100% replacement of the fuel fitting, edge filter and retaining pin to ensure a leak-free connection
• Includes 100% new stator solenoid to ensure precise fuel injection timing
• Includes 100% replacement of nozzle to ensure accurate and precise injection under all operating parameters
• Includes all new premium quality O-rings and seals
• Includes copper combustion gasket
• Includes application specific technical bulletin which highlights critical aspects of the job and offers technical tips for proper installation

CARQUEST premium remanufactured injectors are completely torn down, ultrasonically cleaned, inspected and remanufactured using premium components. Each injector is 100% tested on a sophisticated flow bench under multiple operating parameters to meet or exceed OE specifications.

Product Features:

• Each unit is 100% tested to OE specifications
• Includes 100% replacement of the fuel fitting, edge filter and retaining ring to ensure a leak-free connection
• Includes 100% replacement of the solenoid nut which provides corrosion resistance and accurate solenoid torque for optimal injector response time
• Includes 100% replacement of nozzle to ensure accurate and precise injection under all operating parameters
• Includes all new premium quality O-rings and seals
• Includes copper combustion gasket
• Includes application specific technical bulletin which highlights critical aspects of the job and offers technical tips for proper installation

Carquest premium remanufactured injectors are completely torn down, ultrasonically cleaned, inspected and remanufactured using premium components. Each injector is tested on a sophisticated flow bench under multiple operating parameters. This Carquest four-pack kit includes four cylinder-specific high-pressure fuel lines that should be replaced any time the injector is replaced. Replacing all four injectors at the same time with the fuel lines ensures a complete repair and reduces the chance premature injector failure due to contamination from the fuel line. This injector four-pack offers savings over purchasing single injectors and components separately.

Product Features:

• Includes four premium injectors and four fuel injector high-pressure lines
• Each unit is 100% tested to OE specifications
• Includes 100% replacement of the fuel fitting, edge filter and retaining pin to ensure a leak-free connection
• Includes 100% new stator solenoid to ensure precise fuel injection timing
• Includes 100% replacement of nozzle to ensure accurate and precise injection under all operating parameters
• Includes all new premium quality o-rings and seals
• Includes copper combustion seal
• Includes application specific technical bulletin which highlights critical aspects of the job and offers technical tips for proper installation

Delphi knows OE technology and how to service diesel systems. For more than 60 years, we have partnered with 25 OEM’s to bring our OE diesel powertrain knowledge and expertise to the aftermarket. Delphi diesel systems operate at high performance to meet today’s tough emissions standards and are built to OE specifications for the fit, form, and function technicians expect. Trust Delphi for an unrivalled, cost-effective diesel program to help build your business.

Product Features:

• 100% O Ring replacement
• All Delphi injectors are tested utilizing OE methodologies
• Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
• No internal seal rings equals minimized leakage
• Recessed fuel exit minimizing possible plugging
• Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
• Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock

This common rail diesel fuel injector has been thoroughly remanufactured using an exclusive process to ensure optimum quality and reliability. Critical components are replaced and clearances are verified after cleaning, reassembly and testing.

Product Features:

• Ideal replacement – this remanufactured common rail fuel injector restores lost performance from a fouled original equipment injector
• Thoroughly remanufactured – this fuel injector has been completely disassembled, cleaned, inspected, reassembled with new internal components and tested to be leak-free
• Cost-effective solution – offers original equipment quality at competitive price
• Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life

This common rail diesel fuel injector has been thoroughly remanufactured using an exclusive process to ensure optimum quality and reliability. Critical components are replaced and clearances are verified after cleaning, reassembly and testing.

Product Features:

• Ideal replacement – this remanufactured common rail fuel injector restores lost performance from a fouled original equipment injector
• Thoroughly remanufactured – this fuel injector has been completely disassembled, cleaned, inspected, reassembled with new internal components and tested to be leak-free
• Cost-effective solution – offers original equipment quality at competitive price
• Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life

Delphi’s history is one of OE heritage and quality. Our global technical requirements include design specifications and validation testing based on over 100 years of OE experience. Our material selections, material thickness, and material types are built from OE specifications to exceed aftermarket expectations. We put in place strict manufacturing processes to ensure quality control in every part we make. Delphi’s pioneering spirit delivers innovative solutions designed to support the aftermarket in servicing the vehicles of today, and tomorrow.

Product Features:

• 100% O Ring replacement
• All Delphi injectors are tested utilizing OE methodologies
• Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
• No internal seal rings equals minimized leakage
• Recessed fuel exit minimizing possible plugging
• Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
• Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock

Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.

Product Features:

• Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
• Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
• Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
• All parts are calibrated and tested to match the OE part
• Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube
• Delphi OE technology validated to match the vehicle applications

Carquest Premium mass air flow (MAF) sensors are built to meet the original equipment (OE) specifications for each application. Our MAF sensors are built by a manufacturer that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium mass air flow sensors are 100% new and undergo extensive validation testing to ensure long-lasting performance and reliability.

Product Features:

• Designed to meet OE specifications for fit, form and function
• 100% new unit with no core charge
• Advanced micro-controlled technology delivers more accurate output in extreme temperatures
• Extensive validation testing to ensure precision output for better performance and reliability
• O-rings or gaskets included where applicable

Carquest Premium mass air flow (MAF) sensors are built to meet the original equipment (OE) specifications for each application. Our MAF sensors are built by a manufacturer that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium mass air flow sensors are 100% new and undergo extensive validation testing to ensure long-lasting performance and reliability.

Product Features:

• Designed to meet OE specifications for fit, form and function
• 100% new unit with no core charge
• Advanced micro-controlled technology delivers more accurate output in extreme temperatures
• Extensive validation testing to ensure precision output for better performance and reliability
• O-rings or gaskets included where applicable

GM Genuine Parts Mass Air Flow (MAF) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are key parts of the engine management system, and are GM-recommended replacements for your vehicle’s original components. The MAF sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This helps ensure the most efficient airfuel mixture for the best fuel economy and power. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

• Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies

CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100 percent re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:

• 100 percent re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
• On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
• All modules are 100 percent tested with automated computer test equipment to ensure full functionality and reliability.
• Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
• Components are rated to handle demanding temperature variations for optimum reliability in every environment.
• As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
• Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80 percent.

Complete injector seal kit includes all necessary components to properly reseal four injectors on one bank of the Duramax LB7 engine.

Product Features:

• Premium OE quality materials
• Includes 4 injector body O-rings
• Includes 4 injector fuel fitting O-rings
• Includes 4 copper combustion seals
• Includes 4 fuel return rail banjo bolt seals
• Includes 1 return fitting banjo bolt seal

Complete injector seal kit includes all necessary components to properly reseal injector when installed. All parts in kit are manufactured using premium OE quality materials.

Product Features:

• Premium OE quality materials
• Includes injector body O-ring
• Includes injector fuel fitting O-ring
• Includes copper combustion seal

The components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles. They are engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged.

Product Features:

• Direct replacements – the components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles
• Ideal solution – engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged
• Durable construction – designed and manufactured to strict specifications for reliable performance
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience