2026 Kia K4 Parts
The 2026 Kia K4 came with 2 engines (1.6L L4 Turbocharged, 2.0L L4), and the right parts depend on which one you have. We list 346 parts across all of them — each category page below covers every engine, and each row shows which engine(s) it fits.
Parts include OEM and aftermarket brands with full part numbers and application notes — position, trim and market qualifiers — so what you order matches what the factory catalog actually specifies for this vehicle.
Browse by Engine
1.6L L4 Turbocharged
165 parts · 13 categories Verified fitment2.0L L4
181 parts · 13 categories Verified fitmentNot sure which engine you have? Check the emissions label under the hood, your registration, or decode the VIN — the 8th character usually identifies the engine.
Parts by Category
Belt Drive Parts
5 parts · 2 subcategories · 1 brand Verified fitment Spins the accessories — serpentine and V-belts, tensioners, idlers and pulleys.Body & Lamp Assembly Parts
13 parts · 4 subcategories · 4 brands Verified fitment Covers the exterior panels, bumpers, mirrors, lamps and the trim that keeps weather and road debris out.Brake & Wheel Hub Parts
92 parts · 6 subcategories · 8 brands Verified fitment Handles stopping power and keeps each wheel turning true on its bearing and hub assembly.Cooling System Parts
5 parts · 2 subcategories · 3 brands Verified fitment Keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.Electrical Parts
6 parts · 1 subcategory · 3 brands Verified fitment Covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.Engine Parts
60 parts · 4 subcategories · 12 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.Fuel & Air Parts
6 parts · 1 subcategory · 3 brands Verified fitment Meters fuel and air — pumps, injectors, filters, intake components and the sensors that balance the mixture.Heat & Air Conditioning Parts
15 parts · 3 subcategories · 7 brands Verified fitment Keeps the cabin comfortable and the windshield clear through the compressor, condenser, evaporator, heater core and blower.Interior Parts
6 parts · 1 subcategory · 1 brand Verified fitment Covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear.Suspension Parts
2 parts · 1 subcategory · 1 brand Verified fitment Controls ride, tire contact and alignment through shocks, struts, control arms, bushings and links.Automatic Transmission Parts
36 parts · 2 subcategories · 4 brands Verified fitment Covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.Wheel Parts
2 parts · 1 subcategory · 1 brand Verified fitment Covers lug nuts, studs, hub caps, TPMS sensors and trim rings.Wiper & Washer Parts
98 parts · 1 subcategory · 5 brands Verified fitment Keeps the glass clear — blades, arms, linkages, washer pumps and nozzles.Each category page covers all 2 engine options for the 2026 Kia K4 — every part shows the engine(s) it fits, and an on-page filter narrows it to yours.
Confirm your configuration
Other Kia K4 Years
Getting Fitment Right on the 2026 Kia K4
Most wrong-part orders for the 2026 Kia K4 trace back to the engine choice: with 2 options listed, components that look interchangeable — cooling parts, tensioners, mounts, sensors — often carry different part numbers per engine. Each row shows which engine(s) it fits, and each category page filters to one engine at a time.
Every part across the 13 categories shows its brand and manufacturer part number. Use the number to cross-reference: match it to the part coming off the vehicle, compare an OEM-supplier part against its aftermarket equivalent, or verify a shop's estimate line by line. When a number is discontinued, the same-fitment parts around it are the fastest path to a current replacement.
Frequently Asked Questions
How many parts fit the 2026 Kia K4?
We list 346 parts for the 2026 Kia K4, organized into 13 categories across 2 engine options. Every part includes the brand, manufacturer part number and fitment notes.
Which engines came in the 2026 Kia K4?
Our records list 1.6L L4 Turbocharged, 2.0L L4. Parts frequently differ between them — a part verified for one engine is not guaranteed to fit another — so identify your engine first (emissions label under the hood, or the VIN's 8th character), then use the engine filter on each category page.
Are OEM and aftermarket parts both available for the 2026 Kia K4?
Yes — parts come from original-equipment suppliers and established aftermarket brands, shown side by side with their part numbers where both cover the same fitment. Cross-referencing those numbers is how you confirm an aftermarket part genuinely replaces the OEM one.
How do I verify a part number fits my 2026 Kia K4?
Search the number on this site: the result shows the part, its brand and every configuration with published fitment. If your exact year, model and engine appear in that list, the number is a match. The notes column carries any remaining qualifiers — position, trim or production date.
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.