2 Cooling system parts are listed for the 2026 MG HS, in 1 part type, covering all 3 engine options (1.5L L4 ELECTRIC/GAS Turbocharged, 1.5L L4 Turbocharged and 2.0L L4 Turbocharged). Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2026 MG HS, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. Every listed part is Coolant / Antifreeze.
The 2026 MG HS was sold with 3 engines. All 2 parts on this page fit every engine.
Every cooling system part listed for the 2026 MG HS comes from PRESTONE.
Each part number listed for the 2026 MG HS opens a page with every vehicle that part fits.
Coolant / Antifreeze
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: all 2026 HS engines | AFC12100 | 🇲🇽 MX | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
| PRESTONE Fits: all 2026 HS engines | 78065 | 🇲🇽 MX | Heavy Duty | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
PRESTONE supplies both parts for the 2026 MG HS. All of them fit every engine offered in the 2026 HS.
This group includes PRESTONE AFC12100 and PRESTONE 78065.
Buying Cooling System Parts for a 2026 MG HS
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- You do not need to pick an engine: every cooling system part on this page fits all 3 engine options (1.5L L4 ELECTRIC/GAS Turbocharged, 1.5L L4 Turbocharged and 2.0L L4 Turbocharged).
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 2026 MG HS?
Our catalog currently lists 2 cooling system parts for the 2026 MG HS across 1 subcategory and 1 brand, covering all 3 engine options (1.5L L4 ELECTRIC/GAS Turbocharged, 1.5L L4 Turbocharged and 2.0L L4 Turbocharged). Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2026 MG HS engines?
No. On this page every cooling system part fits all 3 engine options (1.5L L4 ELECTRIC/GAS Turbocharged, 1.5L L4 Turbocharged and 2.0L L4 Turbocharged). You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of cooling system problems on a 2026 MG HS?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2026 MG HS was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2026 MG HS?
Every part on this page already fits all 3 engine options (1.5L L4 ELECTRIC/GAS Turbocharged, 1.5L L4 Turbocharged and 2.0L L4 Turbocharged). Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Cooling System Parts for Other MG HS Years
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