2003 Toyota 4Runner Fuel System Parts
Select Your Submodel
-
GB Remanufacturing®Remanufactured Multi Port Fuel InjectorToyota 4Runner 2003, Remanufactured Multi Port Fuel Injector by GB Remanufacturing®. OE-quality at a reduced cost is what you'll get with this new multi-port fuel injector. This injector is an exact OEM replacement part, so it...Affordable alternative to a new OEM injectorMeets or exceeds OE quality$30.77 - $30.95 - Cardone Reman®Remanufactured Fuel Injection Throttle BodyToyota 4Runner 2003, Remanufactured Fuel Injection Throttle Body by Cardone Reman®. Every Cardone Reman Throttle Body is first disassembled and meticulously inspected. Then, each component is inspected, remanufactured or replaced,...These products are guaranteed to fit and function like the original — at a fraction of the typical market price100% computerized testing of motor, throttle position sensor and articulation ensures reliable and consistent performance$125.51 - $235.43
- Standard®Intermotor™ Fuel InjectorToyota 4Runner 2003, Intermotor™ Fuel Injector by Standard®. 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 to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$91.87 - $124.37
- Standard®TechSmart™ Fuel Injection Throttle Body AssemblyToyota 4Runner 4.0L 2003, TechSmart™ Fuel Injection Throttle Body Assembly by Standard®. 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...100% new, never remanufactured, which maximizes performance and extends service lifeUndergoes extensive testing to ensure quality and reliability out of the box$328.79
- Spectra Premium®Fuel Injection Throttle BodyToyota 4Runner 2003, Fuel Injection Throttle Body by Spectra Premium®. Spectra Premium’s 100% new Electronic Throttle Bodies are built from the ground up using precise manufacturing and quality control to ensure smooth driving and...100% NewLimited Lifetime Warranty$255.75 - $1,074.53
- TRQ®Fuel Injection Throttle BodyToyota 4Runner 4.0L 2003, Fuel Injection Throttle Body by TRQ®. Restore optimal fuel-delivery performance with the TRQ fuel injection throttle body to keep your engine running efficiently and reliably. It’s designed to deliver the...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$96.97 - $97.96$97.95 - $98.95Save 1%
- Original (OEM)Fuel System PartsThe fuel system is one of the critical systems of any vehicle. It consists of the fuel tank, pump, filter, and injectors or carburetor that are responsible for supplying your vehicle's heart with the right amount of fuel at the right...
- Toyota OEFuel System ComponentsToyota 4Runner 2003, Fuel System Components by Toyota OE. There's no better way to make your Toyota look and perform the way it should than relying on genuine Toyota OE parts. Unlike many aftermarket parts, these are made with quality...Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality$4.37 - $1,190.63
- Cardone New®Fuel Injection Throttle BodyToyota 4Runner 2003, Fuel Injection Throttle Body by Cardone New®. Every Cardone New Throttle Body is first disassembled and meticulously inspected. Every TB is tested for all critical functions, including response time and airflow at...100% computerized testing of motor, throttle position sensor and articulation ensures reliable and consistent performanceSpecialized component cleaning process prevents the throttle bore surface from being deformed and ensures optimum airflow$196.83
- Beck Arnley®Remanufactured Fuel InjectorToyota 4Runner 4.0L 2003, Remanufactured Fuel Injector by Beck Arnley®. Beck Arnley’s Fuel injectors are direct from OE manufactures. This ensures that you don’t have to worry about the quality or exact fit for your specific...Completely disassembly, cleaned, worn component replaced, along with all screens and restored to like new conditionSupplied with new seals$83.21
- Denso®Electric Fuel PumpToyota 4Runner 2003, Electric Fuel Pump by Denso®. OE Replacement. 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$123.97
- Aisan®Fuel Injection Throttle BodyToyota 4Runner 4.0L 2003, Fuel Injection Throttle Body by Aisan®. With Gasket. 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$194.98
- Beck Arnley®Fuel Injection Throttle BodyToyota 4Runner 4.0L 2003, Fuel Injection Throttle Body 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$176.72
- Hitachi®Fuel Injection Throttle BodyToyota 4Runner 4.0L Manufactured after November 2003, Fuel Injection Throttle Body by Hitachi®. 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...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$311.06
- SMP®Intermotor™ Fuel InjectorToyota 4Runner 4.7L 2003, Intermotor™ Fuel Injector by SMP®. Intermotor® is a complete engine management import line that includes ignition and electrical relays, switches and sensors with a concentration on high technology...Advanced flow matched injectors promote smooth engine operation and balanced fuel delivery reducing overall fuel consumption and harmful emissionsStainless steel calibration slide and spring assembly prevents corrosion within the fuel control body leading to an extended service life$155.79
- Walker®Fuel InjectorToyota 4Runner 4.0L 2003, Fuel Injector by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker...Makes installation quick and easyOptimal OE-style fit and quality$140.23
- Gates®Locking Fuel Tank CapToyota 4Runner 2003, Locking Fuel Tank Cap by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It was made using first-rate materials...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$18.52
- Dorman®OE Solutions™ Fuel Tank StrapsToyota 4Runner 2003, OE Solutions™ Fuel Tank Straps by Dorman®. Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to...Direct replacement - this fuel tank strap matches the fit, function and performance of the original partIdeal solution - recommended for replacement when the fuel tank is serviced or replaced$62.82
- Spectra Premium®Fuel Tank Filler NeckToyota 4Runner 4.0L / 4.7L 2003, Fuel Tank Filler Neck by Spectra Premium®. When you are looking for OE quality and performance at an affordable price, Spectra Premium is the right choice for you. Designed and manufactured to meet or...Manufactured to meet OE fit and functionOE quality at an affordable price$110.72
- Genuine®Fuel Injection Pressure RegulatorToyota 4Runner 2003, Fuel Injection Pressure Regulator 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$154.86 - $159.76
- 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$90.04
- Fel-Pro®Fuel Injector O-Ring KitToyota 4Runner 2003, Fuel Injector O-Ring Kit by Fel-Pro®. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and dowel pins. Engineered using the latest...Direct OEM replacement for a proper fitEnsures reliable sealing performance$9.41 - $41.25
- Spectra Premium®Fuel Tank Strap KitToyota 4Runner 2003, Fuel Tank Strap Kit 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 will...Designed to keep your fuel tank in placeSame quality as OE for less money$63.01
- Spectra Premium®Fuel Tank Strap KitToyota 4Runner 2003, Fuel Tank Strap Kit 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 will...Designed to keep your fuel tank in placeSame quality as OE for less money$63.01
- aFe®Silver Bullet Throttle Body SpacerToyota 4Runner 2003, Silver Bullet Throttle Body Spacer by aFe®. 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...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$139.00
- MotoRad®Fuel Tank CapToyota 4Runner 2003, Fuel Tank Cap by MotoRad®. MotoRad fuel caps are designed and manufactured to prevent fuel loss, primarily through evaporation. A faulty or leaky fuel cap emit up-to 30 gallons of fuel per year in to the atmosphere....Prevents leakingPrevent fuel loss through evaporation$4.72 - $12.18
- Gates®Replacement Non-Locking Fuel Tank CapToyota 4Runner 2003, Replacement Non-Locking Fuel Tank Cap by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It was made using...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$9.80
- Dorman®OE Solutions™ Fuel Filler NeckToyota 4Runner 2003, OE Solutions™ Fuel Filler Neck by Dorman®. Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years,...Direct replacement - this fuel filler neck is made to match the original equipment on specific vehiclesDurable construction - made of corrosion-resistant materials to reduce future failure potential$110.59
- Standard®Intermotor™ Fuel Injection Pressure RegulatorToyota 4Runner 2003, Intermotor™ Fuel Injection Pressure Regulator by Standard®. 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...Each Intermotor® fuel pressure regulator is a direct-fit replacement with perfect fit and form for easy applicationHigh-temp Viton o-rings provide a high pressure seal under extreme heat conditions$87.52 - $125.89
- DIY Solutions®Fuel Tank CapToyota 4Runner 2003, Fuel Tank Cap by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it comes to...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$47.89
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
Popular Products
- $66.15
- $65.01 - $79.67
- $59.21 - $897.91
- $34.73 - $35.78
2003 Toyota 4Runner Models
Popular Searches