2003 Infiniti QX4 Engine Timing Parts
Keep Your 2003 Infiniti QX4 in Top Shape with Quality Engine Timing Parts
Whether you’re repairing or upgrading your Engine Timing Part, using high-quality parts is key to keeping your 2003 Infiniti QX4 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Timing Chain Guides, Timing Cover Seals, and Timing Chain Tensioners. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Top-Rated Engine Timing Parts from Trusted Brands
Looking for a reliable Engine Timing Part? We’ve got you covered with options from brands you know and trust like National. For example, National Engine Timing Parts start at just $39.99 with an average 4.3 star rating. With over 1 reviews and a solid 5 star average, you can shop with confidence knowing other Infiniti QX4 owners approve.
Competitive Prices and Extensive Inventory
The average price for a 2003 Infiniti QX4 Engine Timing Part at Advance Auto Parts is around $95.99, with a range that starts at $15.99 and goes up to $232.99. With 14 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Engine Timing Chain Tensioner, Engine Timing Chain Tensioner, and Engine Variable Valve Timing (VVT) Solenoid start at just $91.99 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Engine Timing Part, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Switches, Sensors and Relays. At Advance Auto Parts, we’re here to help you keep your 2003 Infiniti QX4 in peak condition, inside and out.
Find Your Specific 2003 Infiniti QX4 Engine Timing Parts
Looking for the perfect Engine Timing Part for your 2003 Infiniti QX4? You’re in the right place. Below, you’ll find links to various types of Engine Timing Parts that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Engine Timing Parts, ensuring durability and a precise fit for your Infiniti QX4. Whether you’re driving a 2003 model or another popular model year like
1997,
1998,
1999,
2000,
2001, and
2002, we’ve got you covered. Purchasing Engine Timing Parts from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Engine Timing Parts that fit your vehicle.
Essential 2003 Infiniti QX4 Engine Timing Parts
Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S885)
from
$29.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
Product Features:
See More
Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Chain Guide (Part No.9-5440)
from
$15.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Designed to meet or exceed OEM performance requirements. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Designed to meet or exceed OEM performance requirements
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Chain Guide (Part No.9-5439)
from
$15.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Designed to meet or exceed OEM performance requirements. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Designed to meet or exceed OEM performance requirements
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Chain Tensioner Guide (Part No.9-5437)
from
$37.99
Extensively tested and measured for function, fitment, and durability to ensure optimal performance. CAD designed and manufactured using premium materials. Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements
- CAD designed and manufactured using premium materials
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5588)
from
$91.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Meet or exceed OEM performance requirements. Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience.
Product Features:
See More
Product Features:
- A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
- Left Hand Secondary Tensioner
Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5436)
from
$74.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Meet or exceed OEM performance requirements. Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience.
Product Features:
See More
Product Features:
- A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5589)
from
$91.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Meet or exceed OEM performance requirements. Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience.
Product Features:
See More
Product Features:
- A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
- Right hand Secondary Tensioner
Cloyes Gear – Engine Timing Chain (Part No.9-4207)
from
$71.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment. CAD designed and manufactured using premium materials. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain synchronizes the rotation of the crankshaft and camshaft(s) ensuring proper timing and allows the engine’s valves to open and close during each cylinder’s firing. Available in kits or as a stand-alone product
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
- CAD designed and manufactured using premium materials
- Refer to our online catalog for detailed application-specific information
- Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.
Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S886)
from
$45.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
Product Features:
See More
Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
Hitachi – Variable Timing Control Solenoid – Actual OE Part New (Part No.VTS0008)
from
$179.99
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. 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:
See More
Product Features:
- 100% NEW, never remanufactured
- Meets the OE performance and durability standards for this application
- Additional O-ring located in the solenoid housing prevents water from damaging electrical components
- Optimally designed electromagnet requires less energy to maintain operating positions
- Precision machined ports and high-quality seals create less pressure drop
- Hitachi’s Variable Timing Solenoid (VTSs) precisely regulate oil flow to the Variable Timing Gear to allow the engine to adjust timing for optimal performance and fuel economy. Our VTS have a(n) optimally designed electromagnet(s) requiring less energy to
Hitachi – Variable Timing Control Solenoid – Actual OE Part New (Part No.VTS0007)
from
$216.99
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. 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:
See More
Product Features:
- 100% NEW, never remanufactured
- Meets the OE performance and durability standards for this application
- Additional O-ring located in the solenoid housing prevents water from damaging electrical components
- Optimally designed electromagnet requires less energy to maintain operating positions
- Precision machined ports and high-quality seals create less pressure drop
- Hitachi’s Variable Timing Solenoid (VTSs) precisely regulate oil flow to the Variable Timing Gear to allow the engine to adjust timing for optimal performance and fuel economy. Our VTS have a(n) optimally designed electromagnet(s) requiring less energy to
Carquest Premium – Engine Variable Valve Timing (VVT) Solenoid (Part No.VVC1069)
from
$196.99
The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.
Product Features:
See More
Product Features:
- Precision-wound coated copper windings increase product durability and life cycle.
- Hard-coated and anodized spool valve to prevent corrosion and increase service life.
- Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
- Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
- 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
- 100% end-of-line tested to ensure product reliability, every time.
- Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Carquest Premium – Engine Variable Valve Timing (VVT) Solenoid (Part No.VVC1079)
from
$232.99
The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.
Product Features:
See More
Product Features:
- Precision-wound coated copper windings increase product durability and life cycle.
- Hard-coated and anodized spool valve to prevent corrosion and increase service life.
- Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
- Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
- 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
- 100% end-of-line tested to ensure product reliability, every time.
- Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
National – Shaft Repair Sleeve (Part No.99177)
from
$39.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
See More
Product Features:
- Designed to repair damaged, grooved or worn shafts
- Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
- Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
- Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
- Easy to install with removable flange and installation tool
FAG US – Shaft Seal, Camshaft (Part No.SS2377)
from
$12.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.
Product Features:
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Product Features:
- High-precision and High-quality components used in all KITs
- Coverage of classic and new high-tech solutions for the best system coverage
Popular 2003 Infiniti QX4 Engine Timing Parts Categories
Most Popular Timing Chain Guides for 2003 Infiniti QX4s
Enhance your 2003 Infiniti QX4 with one of the 3 Timing Chain Guides we have in stock, starting at just $15.99.
Cloyes Gear – Engine Timing Chain Tensioner Guide (Part No.9-5437)
from
$37.99
Extensively tested and measured for function, fitment, and durability to ensure optimal performance. CAD designed and manufactured using premium materials. Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements
- CAD designed and manufactured using premium materials
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Chain Guide (Part No.9-5440)
from
$15.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Designed to meet or exceed OEM performance requirements. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Designed to meet or exceed OEM performance requirements
- Refer to our online catalog for detailed application-specific information
Cloyes Gear – Engine Timing Chain Guide (Part No.9-5439)
from
$15.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Designed to meet or exceed OEM performance requirements. Refer to our online catalog for detailed application-specific information.
Product Features:
See More
Product Features:
- A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Designed to meet or exceed OEM performance requirements
- Refer to our online catalog for detailed application-specific information
Best-Selling 2003 Infiniti QX4 Timing Cover Seal
Upgrade your QX4 with our best-selling Timing Cover Seal with a 5 Starts rating across 1 review.
National – Shaft Repair Sleeve (Part No.99177)
from
$39.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Product Features:
See More
Product Features:
- Designed to repair damaged, grooved or worn shafts
- Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
- Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
- Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
- Easy to install with removable flange and installation tool
Top-Quality Timing Chain Tensioners for 2003 Infiniti QX4s
Choose a high-quality OEM or aftermarket Timing Chain Tensioner for Infiniti QX4s and enjoy top-notch performance from $74.99.
Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5589)
from
$91.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Meet or exceed OEM performance requirements. Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience.
Product Features:
See More
Product Features:
- A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
- Right hand Secondary Tensioner
Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5588)
from
$91.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Meet or exceed OEM performance requirements. Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience.
Product Features:
See More
Product Features:
- A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
- Left Hand Secondary Tensioner
Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5436)
from
$74.99
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing. CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance. Meet or exceed OEM performance requirements. Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience.
Product Features:
See More
Product Features:
- A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Meet or exceed OEM performance requirements
- Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
Top Picks for 2003 Infiniti QX4 Engine Variable Timing Solenoids
Invest in one of our 4 durable Engine Variable Timing Solenoids for your 2003 Infiniti, knowing you’re getting trusted brands and expert craftsmanship.
Carquest Premium – Engine Variable Valve Timing (VVT) Solenoid (Part No.VVC1069)
from
$196.99
The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.
Product Features:
See More
Product Features:
- Precision-wound coated copper windings increase product durability and life cycle.
- Hard-coated and anodized spool valve to prevent corrosion and increase service life.
- Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
- Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
- 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
- 100% end-of-line tested to ensure product reliability, every time.
- Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Carquest Premium – Engine Variable Valve Timing (VVT) Solenoid (Part No.VVC1079)
from
$232.99
The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.
Product Features:
See More
Product Features:
- Precision-wound coated copper windings increase product durability and life cycle.
- Hard-coated and anodized spool valve to prevent corrosion and increase service life.
- Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
- Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
- 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
- 100% end-of-line tested to ensure product reliability, every time.
- Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Hitachi – Variable Timing Control Solenoid – Actual OE Part New (Part No.VTS0007)
from
$216.99
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. 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:
See More
Product Features:
- 100% NEW, never remanufactured
- Meets the OE performance and durability standards for this application
- Additional O-ring located in the solenoid housing prevents water from damaging electrical components
- Optimally designed electromagnet requires less energy to maintain operating positions
- Precision machined ports and high-quality seals create less pressure drop
- Hitachi’s Variable Timing Solenoid (VTSs) precisely regulate oil flow to the Variable Timing Gear to allow the engine to adjust timing for optimal performance and fuel economy. Our VTS have a(n) optimally designed electromagnet(s) requiring less energy to
Hitachi – Variable Timing Control Solenoid – Actual OE Part New (Part No.VTS0008)
from
$179.99
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. 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:
See More
Product Features:
- 100% NEW, never remanufactured
- Meets the OE performance and durability standards for this application
- Additional O-ring located in the solenoid housing prevents water from damaging electrical components
- Optimally designed electromagnet requires less energy to maintain operating positions
- Precision machined ports and high-quality seals create less pressure drop
- Hitachi’s Variable Timing Solenoid (VTSs) precisely regulate oil flow to the Variable Timing Gear to allow the engine to adjust timing for optimal performance and fuel economy. Our VTS have a(n) optimally designed electromagnet(s) requiring less energy to
Our Timing Cam Gears for 2003 Infiniti QX4s
Make a smart move for your 2003 Infiniti QX4 with our Timing Cam Gear for $45.99.
Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S886)
from
$45.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation
Product Features:
See More
Product Features:
- Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
- Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
- CAD designed and manufactured using premium materials
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Refer to our online catalog for detailed application-specific information
Top-Rated Engine Timing Part Brands For Your 2003 Infiniti QX4
When it comes to finding the perfect Engine Timing Part for your 2003 Infiniti QX4, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Engine Timing Part brands including National, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $39.99. Purchasing a Engine Timing Part from us here at Advance Auto Parts is a smart move for both you and your 2003 Infiniti QX4, providing peace of mind with parts that meet or exceed OEM standards.
Popular National 2003 Infiniti QX4 Engine Timing Parts
If you’re looking for a top-quality Engine Timing Part for your 2003 Infiniti QX4, Advance Auto Parts has exactly what you need with our selection of National Engine Timing Parts. We have 1 National Engine Timing Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $39.99, you’ll find the perfect Engine Timing Part for your needs and budget. National Engine Timing Parts for the 2003 Infiniti QX4 come highly rated, with over 1 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Engine Timing Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$39.99
(1)
Shaft Repair Sleeve
“Easy to use, too early to tell how long it will last. It did stop the oil leak with a new oil seal on the front crankshaft pulley. 87 mercedes 300td.”
FAQs for 2003 Infiniti QX4 Engine Timing Parts
What are the best-selling Engine Timing Parts for 2003 Infiniti QX4s?
Out of 14 Engine Timing Parts that fit 2003 Infiniti QX4s, the following parts are the top sellers:
- Engine Timing Chain Tensioner (12153266) – $91.99
- Engine Timing Chain Tensioner (12153237) – $91.99
- Engine Variable Valve Timing (VVT) Solenoid (12446552) – $196.99
What’s the price range for 2003 Infiniti QX4 Engine Timing Parts?
The prices of Engine Timing Parts for the 2003 Infiniti QX4 range from $15.99 up to $232.99 for the most premium parts.
What is the average price of an Engine Timing Part for a 2003 Infiniti QX4?
The average price for Engine Timing Parts for the 2003 Infiniti QX4 is $95.99. Keep in mind the variety of part types within our Engine Timing Part category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Engine Timing Parts for other Infiniti QX4 model years?
What are the cheapest Engine Timing Parts for my 2003 Infiniti QX4?
The cheapest 2003 Infiniti QX4 Engine Timing Parts we carry are:
- Engine Timing Chain Guide (12153362) – $15.99
- Engine Timing Chain Guide (12153035) – $15.99
- Engine Timing Crankshaft Sprocket (12153000) – $29.99
- Engine Timing Chain Tensioner Guide (12153245) – $37.99
- Shaft Repair Sleeve (3271730) – $39.99
Does Advance Auto Parts sell Engine Timing Parts for any other 2003 Infiniti models?
Yes. We stock Engine Timing Parts for 5 other popular 2003 Infiniti models. Some of the most popular are 2003 G35 Engine Timing Parts, 2003 Q45 Engine Timing Parts, 2003 FX35 Engine Timing Parts, 2003 I35 Engine Timing Parts, and 2003 M45 Engine Timing Parts.
What types of Engine Timing Parts do you sell for my 2003 Infiniti QX4?
As of 11/2/25, these are some of the most in-demand types of Engine Timing Parts for a 2003 Infiniti QX4:
Can I get help with 2003 Infiniti QX4 Engine Timing Part orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Infiniti Engine Timing Parts and more.
What is your return policy for Infiniti QX4 Engine Timing Parts?
Advance Auto Parts keeps returns simple. For new Infiniti QX4 Engine Timing Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.