2003 Toyota 4Runner Fuel System Parts
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ReplacementThrottle BodyToyota 4Runner 4.0L 2003, Throttle Body by Replacement. Fuel delivery parts play a pivotal role in ensuring a vehicle's efficient performance, channeling fuel seamlessly from tank to engine. Replacement specializes in producing...Cost-effective alternative to OEM parts without compromising qualityExpertly engineered as a direct replacement for worn-out or damaged fuel delivery components$45.03 - Nitrous Oxide Systems®Drive-By-Wire Wet Nitrous KitToyota 4Runner 2003, Drive-By-Wire Wet Nitrous Kit by Nitrous Oxide Systems®. A great complement to NOS's cutting-edge nitrous kits, this one is great for vehicles where NOS application-specific kit is not available. Designed to work on...Exclusive NOS "Soft-Plume" Fogger nozzle finely atomizes the fuel for superior nitrous and fuel distributionIncludes the world-famous NOS 10 lb "blue bottle"$1,159.95
- Genuine®Fuel Pump StrainerToyota 4Runner 2003, Fuel Pump Strainer 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$29.76
- JMS®PedalMAX™ Drive By Wire Terrain Throttle Modification DeviceToyota 4Runner 2003, PedalMAX™ Drive By Wire Terrain Throttle Modification Device by JMS®. PedalMAX is the industry's first and only complete solution designed to improve throttle response and driving characteristics on many 2000 and...Improve Throttle ResponseIncrease Acceleration$289.75 - $309.75
- Beck Arnley®Fuel Injection Pressure RegulatorToyota 4Runner 4.7L 2003, Fuel Injection Pressure Regulator 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...Regain desired operating fuel pressure and mileageEnsures engine runs correctly and starts on demand$87.38
- Spectra Premium®Fuel Filler HoseToyota 4Runner 4.0L / 4.7L 2003, Fuel Filler Hose by Spectra Premium®. 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$35.75
- Walker Products®Fuel Injection Pressure RegulatorToyota 4Runner 4.0L 2003, Fuel Injection Pressure Regulator by Walker Products®. 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...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$88.27
- Stant®Fuel Tank CapToyota 4Runner 2003, Fuel Tank Cap by Stant®. A defective fuel cap can cause your vehicle to fail an emissions test, and allow up to 22 gallons of gasoline to evaporate in one year, wasting your money and polluting the environment. A...OE Pressure relief prevents fuel vapors from exiting the fuel system under normal operating conditionsOE Vacuum relief prevents fuel vapors from exiting the fuel system via the fill tube under normal operations$4.08 - $12.70
- WVE®Fuel Tank Pressure SensorToyota 4Runner 2003, Fuel Tank Pressure Sensor 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$135.13
- Genuine®Fuel Pump O-RingToyota 4Runner 2003, Fuel Pump O-Ring by Genuine®. Location: Fuel Pump Assembly to Fuel Tank. 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...Designed to restore your vehicle’s fuel delivery systemGenuine OE replacement parts from the OE manufacturer$8.16
- Genuine®Fuel Injector O-RingToyota 4Runner 2003, Fuel Injector O-Ring 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$6.46
- Injector Dynamics®ID2600-XDS Fuel InjectorsToyota 4Runner 4.0L 2003, ID2600-XDS Fuel Injectors by Injector Dynamics®. The ID2600-XDS is the most recent offering from the partnership of Injector Dynamics and Bosch Motorsport. The ID2600-XDS was developed specifically for use with...High quality at an affordable priceExpertly made from premium materials$2,173.50
- TruParts®Fuel Injector O-Ring KitToyota 4Runner 2003, Fuel Injector O-Ring Kit by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$11.53
- ReplacementFuel Tank StrapToyota 4Runner 4.0L / 4.7L 2003, Fuel Tank Strap by Replacement. Fuel delivery parts play a pivotal role in ensuring a vehicle's efficient performance, channeling fuel seamlessly from tank to engine. Replacement specializes in producing...Cost-effective alternative to OEM parts without compromising qualityExpertly engineered as a direct replacement for worn-out or damaged fuel delivery componentsCall for Pricing
- Liland Global®Fuel Tank Filler NeckToyota 4Runner 2003, Fuel Tank Filler Neck by Liland Global®. 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...Strict quality control from start to finishMade using the finest materials and advanced technologies$113.95
- Liland Global®Fuel Tank StrapsToyota 4Runner 2003, Fuel Tank Straps by Liland Global®. 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...Strict quality control from start to finishMade using the finest materials and advanced technologies$66.75
- Liland Global®Fuel Tank StrapsToyota 4Runner 2003, Fuel Tank Straps by Liland Global®. 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...Strict quality control from start to finishMade using the finest materials and advanced technologies$66.75
- TruParts®Fuel Tank CapToyota 4Runner 2003, Fuel Tank Cap by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous industry...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$9.31 - $59.50
- iD Select®Fuel Cap TetheredToyota 4Runner Manufactured after August 2003, Fuel Cap Tethered by iD Select®. 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...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$10.34
- Edge®Amp'd 2.0 Throttle Sensitivity BoosterToyota 4Runner 2003, Amp'd 2.0 Throttle Sensitivity Booster by Edge®. Take your throttle sensitivity adjustment wireless! The Ampd 2.0 throttle sensitivity booster is the most advanced throttle modification device on the market today....High quality at an affordable priceExpertly made from premium materials$281.95
- TruParts®Fuel Injection Pressure DamperToyota 4Runner 4.7L 2003, Fuel Injection Pressure Damper by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$53.73
- Genuine®Fuel Line Seal RingToyota 4Runner 2003, Fuel Line Seal Ring 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$5.39
- Standard®Intermotor™ Fuel Injection Plenum GasketToyota 4Runner 4.0L 2003, Intermotor™ Fuel Injection Plenum Gasket by Standard®. Genuine Intermotor Quality. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$16.07
- AJUSA®Fuel Injection Plenum GasketToyota 4Runner 4.7L 2003, Fuel Injection Plenum Gasket by AJUSA®. If you need durable gaskets to prevent leaks on your vehicle, AJUSA is the way to go. Engineered using the latest technologies and global engineering resources, the...Direct OEM replacement for a proper fitEnsure reliable sealing performance$15.16
- TruParts®Fuel Injection RelayToyota 4Runner With 4 Terminals 2003, Fuel Injection Relay by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$6.51 - $53.68
- TruParts®Fuel Tank Pressure SensorToyota 4Runner 4.0L 2003, Fuel Tank Pressure Sensor by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$125.53
- AllStar Performance®4 oz Fuel FragranceUniversal 4 oz. Fuel Fragrance by AllStar Performance®. Fuel fragrances can be added to most types of fuels including methanol, nitromethane, gasoline and also may be used in 2-cycle mixtures. Available in many scents in a resealable 4...Precise manufacturing and high-grade materialsExceptional performance at a competitive price$14.99
- Royal Purple®Max Atomizer™ Synthetic 6 oz Fuel Injector Cleaner BottleUniversal Max Atomizer™ Synthetic 6 oz Fuel Injector Cleaner Bottle by Royal Purple®. 1 Piece. 6 oz. Royal Purple's Max-Atomizer is a fully-synthetic, highly concentrated, high performance fuel injector cleaner. It is specially...Restores fuel economyStabilizes ethanol$5.19
- Techron®12 oz Engine Fuel Injector CleanerUniversal 12 oz Engine Fuel Injector Cleaner by Techron®. Volume: 12 oz. Techron Fuel Injector Cleaner is designed for all carbureted or fuel injected spark ignition engines. Clears away harmful deposits that clog fuel injectors, which...Helps to stop Loss of powerCleans injectors to inhance over all vehicle performance and effeciency, while reducing emissions of hydrocarbons and carbon monoxide$6.24
- AllStar Performance®16 oz Alcohol Upper LubeUniversal 16 oz. Alcohol Upper Lube by AllStar Performance®. Upper Lube is a high temperature cylinder lube that protects and extends engine life. Added directly to the fuel, Upper Lube reduces fuel wash down, chalky residue and...Precise manufacturing and high-grade materialsExceptional performance at a competitive price$14.99
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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