2003 Toyota 4Runner Fuel System Parts
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Injector Dynamics®ID1300X Fuel InjectorsToyota 4Runner 2003, ID1300X Fuel Injectors by Injector Dynamics®. The ID1300 is an all new injector, designed in partnership with Bosch Motorsport. This collaboration has given the ability to design a high flow injector with...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$1,417.50 - Injector Dynamics®ID1700x Fuel Injector KitToyota 4Runner 2003, ID1700x Fuel Injector Kit by Injector Dynamics®. The ID1700x is the most recent offering from the partnership of Injector Dynamics and Bosch Motorsport. The ID1700x was designed to fill the gap between the ID1300x...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$1,827.00
- Stone®Fuel Injector SealToyota 4Runner 2003, Fuel Injector Seal by Stone®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Expertly crafted from the highest grade materialsCompliant with the most strict standards for quality$0.89 - $1.25
- Genuine®Fuel Tank Cap SealToyota 4Runner 2003, Fuel Tank Cap Seal by Genuine®. If your fuel system parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto parts chain...Designed to restore your vehicle’s fuel delivery systemGenuine OE replacement parts from the OE manufacturer$14.55
- WVE®Fuel Injection Pressure DamperToyota 4Runner 4.0L 2003, Fuel Injection Pressure Damper by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$87.10
- Beck Arnley®Fuel Injection Plenum Gasket SetToyota 4Runner 4.0L 2003, Fuel Injection Plenum Gasket Set by Beck Arnley®. For one hundred years, Beck Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$6.60
- Mahle®Fuel Injection Plenum Gasket SetToyota 4Runner 4.7L 2003, Fuel Injection Plenum Gasket Set by Mahle®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$25.58
- Stone®Fuel Injection Plenum GasketToyota 4Runner 4.0L / 4.7L 2003, Fuel Injection Plenum Gasket by Stone®. Sold Individually. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or...Expertly crafted from the highest grade materialsCompliant with the most strict standards for quality$45.84
- Victor Reinz®Fuel Injection Plenum GasketToyota 4Runner 2003, Fuel Injection Plenum Gasket by Victor Reinz®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$12.35 - $16.28
- Genuine®Fuel Injection Pressure SensorToyota 4Runner 2003, Fuel Injection Pressure Sensor by Genuine®. If your fuel system parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto...Designed to restore your vehicle’s fuel delivery systemGenuine OE replacement parts from the OE manufacturer$464.71
- Standard®Accelerator Pedal Sensor ConnectorToyota 4Runner 2003, Accelerator Pedal Sensor Connector by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$14.75
- Standard®Intermotor™ Fuel Tank Pressure SensorToyota 4Runner 2003, Intermotor™ Fuel Tank Pressure Sensor by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$130.29
- WVE®Throttle Control RelayToyota 4Runner 2003, Throttle Control Relay by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$13.62
- Vemo®Fuel Injection Pressure SensorToyota 4Runner 2003, Fuel Injection Pressure Sensor by Vemo®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$80.95
- Russell®Speed BleedersToyota 4Runner 4.0L / 4.7L 2003, Speed Bleeders by Russell®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade materials and the...High quality at an affordable priceExpertly made from premium materials$22.30
- Davico®2 Step Induction Kit2 Step Induction Kit by Davico®. A specially designed kit for Davico Manufacturing including the “Sledgehammer” Fuel System Ultra Treatment and the “Sledgehammer” RID Rapid Induction Deposit cleaner. This LOW VOC Compliant...Helps to keep Catalytic Converters free of carbon and sootMaintains Catalytic Converters efficiency$30.52
- Race Gas®Premium Race Fuel ConcentrateUniversal Premium Race Fuel Concentrate by Race Gas®. When blended to the proper ratio, Race Gas™ can take your ordinary pump gasoline and transform it into high octane, high energy, track grade racing fuel. Race Gas™ will keep you...Patented unleaded formula will raise octane of pump gas up to 105Will help boost the performance of your vehicle$19.49 - $194.94
- Techron®Concentrate Plus™ Complete Fuel System CleanerUniversal Concentrate Plus™ Complete Fuel System Cleaner by Techron®. Techron® Concentrate Plus is a Complete Fuel System Cleaner that works in one tankful. It is formulated for gasoline powered passenger cars and light trucks,...Maximize Fuel EconomyMinimize Harmful Exaust Emissions$7.07 - $16.68
- Lucas Oil®Complete Fuel System Renewal KitUniversal Complete Fuel System Renewal Kit by Lucas Oil®. The Lucas Complete Fuel System Renewal Kit is your all-in-one system maintenance solution! Just follow the 4 easy steps to eliminate gum, varnish, particulate matter and...A great tune-up in a bottleCleans and lubricates the fuel system$19.90
- STA-BIL®Diesel Formula Fuel StabilizerUniversal Diesel Formula Fuel Stabilizer by STA-BIL®. For great performance and protection. YEAR ROUND! Diesel formula STA-BIL fuel stabiliser keeps diesel fresh for up to 24 months. Whether you're storing diesel in a tank or drum,...Cleans and lubricates fuel injectors to improve performancePrevents sludge and sediment formation$26.48 - $80.59
- Motorcraft®Cetane BoosterCetane Booster by Motorcraft®. Motorcraft is the way to restore the performance of your vehicle. Designed specifically for your vehicle, Motorcraft products meet stringent Ford Motor Company standards and feature OEM quality without the...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$4.86
- Motorcraft®Cetane Booster and Performance ImproverCetane Booster and Performance Improver by Motorcraft®. Motorcraft is the way to restore the performance of your vehicle. Designed specifically for your vehicle, Motorcraft products meet stringent Ford Motor Company standards and...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$7.60 - $41.57
- Motorcraft®Diesel Anti-Gel and Performance ImproverDiesel Anti-Gel and Performance Improver by Motorcraft®. Motorcraft is the way to restore the performance of your vehicle. Designed specifically for your vehicle, Motorcraft products meet stringent Ford Motor Company standards and...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$4.49 - $34.48
- Techron®20 oz Diesel Fuel System CleanerUniversal 20 oz Diesel Fuel System Cleaner by Techron®. Volume: 20 oz. The one-tank cleanup solution for diesel-powered autos, pickups, sprinter vans or RVs. Clears clogged fuel injectors and removes carbon deposits throughout the fuel...Maximize fuel economy by restoring dirty fuel injectors to like-new conditionRemoval of the natural buildup of carbon deposits through the entire fuel system$9.97
- Lucas Oil®Anti-Gel Cold Weather Diesel TreatmentUniversal Anti-Gel Cold Weather Diesel Treatment by Lucas Oil®. Quantity: 1 Piece. Product is specifically designed to prevent cold filter plugging in diesel and bio-diesel fuels. Manufactured with the highest quality components to...Contains Real water dispersants to effectively remove moisture from the entire fuel systemLowers the cold filter plugging point of ULSD and Biofuels$7.86 - $13.54
- Lucas Oil®Fuel TreatmentUniversal Fuel Treatment by Lucas Oil®. Quantity: 1 Piece. A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions through a more complete combustion.A great tune-up in a bottleCleans and lubricates the fuel system$5.49 - $30.99
- Lucas Oil®High Mileage Fuel TreatmentUniversal High Mileage Fuel Treatment by Lucas Oil®. Volume: 5.25 oz. Quantity: 1 Piece. Lucas High Mileage Fuel Treatment is created specifically to restore lost power and performance in high-mileage vehicles. It cleans and lubricates...Clean fuel injectors and keeps them cleanReduces intake valve deposits and combustion chamber deposits$6.42
- Lucas Oil®Octane BoosterUniversal Octane Booster by Lucas Oil®. Quantity: 1 Piece. Lucas Octane Booster - A Real Octane Booster! Tested and proven to deliver three times more boost than most other brands. Lucas Octane Booster is a GENUINE Performance Enhancer!...Safe for turbos, oxygen sensors and catalytic convertersSuitable for use in fuel injected and carbureted engines$3.59 - $8.51
- Lucas Oil®Safeguard™ Ethanol Fuel Conditioner with StabilizersUniversal Safeguard™ Ethanol Fuel Conditioner with Stabilizers by Lucas Oil®. Quantity: 1 Piece. Lucas Safeguard™ Ethanol Fuel Conditioner with Stabilizers was developed to specifically address issues associated with using ethanol...Cleans injectors, valve seats, combustion chambers and other critical fuel componentsStabilizes fuel and prevents varnish & gum formation in ethanol and gasoline$2.96 - $10.49
- Lucas Oil® 10003Fuel TreatmentUniversal Fuel Treatment (10003) by Lucas Oil®. Volume: 1 qt (32 oz). Quantity: 1 Piece. A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions...A great tune-up in a bottleCleans and lubricates the fuel system$12.99
Shop By Service Type
- Fuel Pump Replacement
- Fuel Tank Pressure Sensor Replacement
- Fuel Filter Replacement
- Fuel Pressure Sensor Replacement
- Fuel Injector Replacement
- Fuel Pump Relay Replacement
- Throttle Body Replacement
- Fuel Tank Cap Replacement
- Fuel Pressure Regulator Replacement
- Fuel Injector O-Rings Replacement
- Fuel Filler Neck Replacement
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2003 Toyota 4Runner Fuel Delivery Reviews
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aFe® - Throttle BodyPosted by Hassan (Springfield Gardens, NY) / April 21, 20242009 Toyota FJ Cruiser
2003 Toyota 4Runner Models
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