2003 Honda Odyssey 3.5L V6 Parts
Everything we have for the 2003 Honda Odyssey with the 3.5L V6 engine lives on this page: 21 part categories covering 2,976 individual parts from 219 manufacturers. Open a category to see subcategories, part numbers, notes and where to buy.
Not sure which category holds your part? Brake components live under Brake & Wheel Hub, belts and tensioners under Belt Drive, and sensors are split between Electrical and Exhaust & Emission depending on function.
Parts Categories for This Vehicle
Belt Drive Parts
44 parts · 4 subcategories · 15 brands Verified fitment Spins the accessories — serpentine and V-belts, tensioners, idlers and pulleys.Body & Lamp Assembly Parts
170 parts · 37 subcategories · 26 brands Verified fitment Covers the exterior panels, bumpers, mirrors, lamps and the trim that keeps weather and road debris out.Brake & Wheel Hub Parts
465 parts · 28 subcategories · 56 brands Verified fitment Handles stopping power and keeps each wheel turning true on its bearing and hub assembly.Cooling System Parts
131 parts · 21 subcategories · 51 brands Verified fitment Keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.Drivetrain Parts
24 parts · 5 subcategories · 13 brands Verified fitment Moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.Electrical Parts
103 parts · 14 subcategories · 36 brands Verified fitment Covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.Electrical Bulb & Socket Parts
216 parts · 27 subcategories · 13 brands Verified fitment Covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.Electrical Connector Parts
94 parts · 49 subcategories · 17 brands Verified fitment Supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.Electrical Switch & Relay Parts
173 parts · 37 subcategories · 18 brands Verified fitment Covers the switches, relays and flashers that route power to everything the driver touches.Engine Parts
407 parts · 54 subcategories · 72 brands Verified fitment Covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.Exhaust & Emission Parts
145 parts · 22 subcategories · 31 brands Verified fitment Carries combustion gases out safely and keeps emissions equipment — catalytic converters, O2 sensors, EGR — doing its job.Fuel & Air Parts
114 parts · 24 subcategories · 45 brands Verified fitment Meters fuel and air — pumps, injectors, filters, intake components and the sensors that balance the mixture.Heat & Air Conditioning Parts
224 parts · 23 subcategories · 40 brands Verified fitment Keeps the cabin comfortable and the windshield clear through the compressor, condenser, evaporator, heater core and blower.Ignition Parts
89 parts · 10 subcategories · 33 brands Verified fitment Delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.Interior Parts
113 parts · 15 subcategories · 12 brands Verified fitment Covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear.Literature Parts
1 part · 1 subcategory · 1 brand Verified fitment Covers the printed and reference material for the vehicle — owner literature, service manuals and guides.Steering Parts
97 parts · 17 subcategories · 31 brands Verified fitment Connects driver to road through the rack, pump, tie rods, and column components.Suspension Parts
209 parts · 16 subcategories · 33 brands Verified fitment Controls ride, tire contact and alignment through shocks, struts, control arms, bushings and links.Automatic Transmission Parts
112 parts · 19 subcategories · 35 brands Verified fitment Covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.Wheel Parts
25 parts · 8 subcategories · 6 brands Verified fitment Covers lug nuts, studs, hub caps, TPMS sensors and trim rings.Wiper & Washer Parts
20 parts · 6 subcategories · 9 brands Verified fitment Keeps the glass clear — blades, arms, linkages, washer pumps and nozzles.Category pages cover every 2003 Honda Odyssey engine on one page — following a link above pre-selects the 3.5L V6 so you only see parts for this configuration.
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Same Model, Other Years
Cross-Referencing Parts for the 2003 Honda Odyssey 3.5L V6
This page is the engine-level catalog for the 2003 Honda Odyssey 3.5L V6: 2,976 fitment-verified parts from 219 brands in 21 categories. Because fitment was matched at the engine level, everything you open from here already excludes parts published for this model's other engine options.
The practical workflow: open the category for your repair, find the subcategory, and cross-reference the manufacturer part number against the part on the vehicle or the number in your repair estimate. Matching numbers beats matching photos every time — boxes and castings change; application data doesn't.
Frequently Asked Questions
How many parts are available for the 2003 Honda Odyssey 3.5L V6?
We list 2,976 parts for this exact configuration, organized into 21 categories. Every part was matched to the 3.5L V6 engine specifically — OEM-grade and aftermarket brands alike, each with its manufacturer part number.
Which parts category should I start with?
The largest categories for this vehicle are Belt Drive, Body & Lamp Assembly, Brake & Wheel Hub. If you're chasing a symptom rather than a known part, open the category page — each one lists the common warning signs for that system and breaks the parts down by subcategory.
Are these parts guaranteed to fit the 2003 Honda Odyssey 3.5L V6?
Every part has published application data for the 2003 Honda Odyssey with the 3.5L V6 engine. Two habits keep the return rate near zero: read the notes column for position, trim or production-date qualifiers, and cross-reference the part number against the part you're removing whenever you can.
Can I cross-reference an OEM part number to an aftermarket equivalent here?
Yes. Find the subcategory your OEM number belongs to — the other parts in it cover the same fitment from different brands. You can also search the number directly to confirm it's matched to this engine before comparing alternatives.
Why do the category links cover the whole 2003 Honda Odyssey instead of just this engine?
Category pages are published once per model year with every engine's parts on them, and the links from this page pre-select the 3.5L V6 so the page filters itself to your configuration. You can always switch the engine filter on the category page if you're comparing across engines.
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.