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Thermostat Coolant VALEO 819721 — no image available

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Specs, fitment data and pricing remain accurate.
BrandVALEO
MPN819721
OE refs4
SKU0021-819721
GTIN / EAN3276428197210

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Details

SpecificationValue
BrandVALEO
Opening Temperature [°C]90 °C
Pipe Diameter [mm]54 mm

OE numbers (4)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 255002A100. The red ring marks where this part installs on the vehicle.

Drive Type: DRIVE TYPE - LHD;Weather Type: WEATHER - THE TROPICAL ZONE;Engine Capacity: 1600 CC - U2;Engine Type: DOHC - TCI;Fuel Type: DIESEL - DIESEL;Transaxle: MANUAL T/M - 6 SPEED 2WD — 2018 ELANTRA 16 (2015-) — ENGINE › 25255C COOLANT PIPE & HOSE
2018 ELANTRA 16 (2015-) · ENGINE › 25255C COOLANT PIPE & HOSEPosition 25500A

About this product

VALEO Thermostat Coolant (819721) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Opening Temperature [°C]: 90 °C, Pipe Diameter [mm]: 54 mm, Housing Type: 50, Supplementary Article/Supplementary Info: 98 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with HYUNDAI, KIA vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 1.880.802, 1880802, 255002A100, 25500-2A100 and 39 more. Matching these numbers confirms a like-for-like replacement with no loss of function. VALEO is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

About VALEO

Valeo, founded in 1923 in Saint-Ouen, France, is a major global automotive supplier with expertise spanning multiple vehicle systems. Valeo specialises in clutch kits, alternators, starters, wiper systems, lighting, and thermal management components. As an OE supplier to Peugeot, Renault, Citroën, Volkswagen, and many others, Valeo products maintain factory-quality standards. With 19 research centres worldwide and a strong focus on innovation, Valeo combines French engineering heritage with cutting-edge automotive technology for dependable replacement parts.

Suitable cars

Equivalent products (38)

Show all 38 OE numbers
ASHIKA380HH14
BEHR SERVICETX 166 90D
BEHR SERVICETX16690D
BORG & BECKBBT098
BORG & BECKFTK098
CALORSTAT by VernetTH723990J
EPS1880802
ERA350456
FACET7.8802
FACET78802
HELLA8MT 354 777-571
HELLA8MT354777571
HERTH+BUSS JAKOPARTSJ1530320
JAPANPARTSVT-H14
JAPANPARTSVTH14
JAPKO38H14
KAVO PARTSTH-3013
KAVO PARTSTH3013
MAGNETI MARELLI352020091100
MAGNETI MARELLI600000046730
MAHLETX16690D
MEAT & DORIA92788
NIPPARTSN1530524
NPSH153I11
OPEN PARTSTRM1029.00
OPEN PARTSTRM102900
QUINTON HAZELLQTH925K
SIDAT94.788
SIDAT94788

Thermostat Coolant VALEO 819721compatible car models

Car modelsHYUNDAI: ACCENT IV Saloon (RB), ELANTRA VI Saloon (AD, ADA), ELANTRA V Saloon (MD, UD), i20 ACTIVE (IB, GB), i20 II Coupe (GB), i20 II (GB, IB), i20 II Hatchback Van (GB, IB), i20 I (PB, PBT), i30 Coupe, i30 Estate (FD) (+18 more); KIA: CARENS III MPV (UN), CARENS IV
Engines1.6 CRDi; 1.6 D; 1.4 CRDI; 1.1 CRDi; 1.4 CRDi; 1.6 CRDI; 1.6 CRDi VGT; 1.7 CRDi; 1.7 CRDI; CRDi; 1.6 CRDi 110
Year of manufacture2006-2023
Manufacturer article number (MPN)819721
OE part numbers25500-2A100, 256102A710, 25610-2A720, 25610-2A760
Compatibility check

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Description and what's included

VALEO 819721 . Housing Type: 50. Opening Temperature [°C]: 90 °C. Pipe Diameter [mm]: 54 mm. Supplementary Article/Supplementary Info: 98

What's included:
  • 1x Thermostat Coolant
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Tracked standard shipping.

  • Standard delivery: 5–9 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Thermostat Coolant compatible with my car?

This Thermostat Coolant fits HYUNDAI, KIA vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this VALEO Thermostat Coolant have?

This VALEO Thermostat Coolant has the following specifications: Opening Temperature [°C]: 90 °C; Pipe Diameter [mm]: 54 mm; Housing Type: 50; Supplementary Article/Supplementary Info: 98. Check the full specifications table above for complete details.

What OE part numbers does this Thermostat Coolant replace?

This Thermostat Coolant replaces OE part numbers: 25500-2A100, 256102A710, 25610-2A720, 25610-2A760. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Thermostat Coolant cost?

This VALEO Thermostat Coolant is available for £16.99. Thermostat Coolant prices vary depending on brand, specifications, and vehicle compatibility. VALEO parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Thermostat Coolant?

Symptoms include engine overheating, heater not producing warm air, temperature gauge fluctuations, or coolant leaks near the thermostat housing.

What tools do I need to replace a Thermostat Coolant?

Tools needed: hose clamp pliers, 8-10mm socket, torque wrench, drain pan, new coolant. Difficulty: Moderate DIY. Safety warning: Never open the cooling system on a warm or hot engine -- coolant is under pressure and causes scalding. Always use the correct coolant specification to avoid corrosion with aluminium engine components.

Can I use this part as a replacement for OE 25500-2A100?

Yes, this VALEO Thermostat Coolant is a direct replacement for OE part number 25500-2A100. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

Is the VALEO 819721 the same as the VALEO 819846?

No, while both are Thermostat Coolant parts, they are different products. The VALEO 819721 has Opening Temperature [°C]: 90 °C, Pipe Diameter [mm]: 54 mm, Housing Type: 50. The VALEO 819846 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.

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