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BMW E30 318i M42 1.8L

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BMW E30 318i M42 1.8L Engine Thermostat Parts

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Thermostat - 88°C

ES#205288 - 11537511580 - Thermostat - 88C - Includes sealing O-ring gasket - Mahle-Behr - BMW
ECS Tuning recommends this product.

Includes sealing O-ring gasket

Brand:
Mahle-Behr - Corporate Logo
ES#:
205288
Mfg#:
11537511580
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88�C

ES#25085 - 11537511580 - Thermostat - 88C - Common point of failure in the cooling system. - Genuine BMW - BMW

Common point of failure in the cooling system.

Brand:
Genuine BMW - Corporate Logo
ES#:
25085
Mfg#:
11537511580
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$59.99

This product was last offered at the strikethrough price on
08-04-2026

$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 75*C

ES#4730406 - 11537511580 - Thermostat - 75*C - If you own a classic M50, M52, or S52-powered BMW, you already know that keeping the engine cooling system happy is the golden rule of ownership. - Wahler - BMW

If you own a classic M50, M52, or S52-powered BMW, you already know that keeping the engine cooling system happy is the golden rule of ownership.

Brand:
Wahler - Corporate Logo
ES#:
4730406
Mfg#:
11537511580
In Stock at Vendor
$60.99

This product was last offered at the strikethrough price on
05-07-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#24918 - 11531721966 - Thermostat Housing - Main housing that holds thermostat & that bolts to the engine block - Genuine BMW - BMW

Main housing that holds thermostat & that bolts to the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
24918
Mfg#:
11531721966
Ships in 4 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$115.99

This product was last offered at the strikethrough price on
08-04-2026

$111.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80�C

ES#210527 - 11531253249 - Thermostat - 80C - Includes a complete housing - Genuine BMW - BMW

Includes a complete housing

Brand:
Genuine BMW - Corporate Logo
ES#:
210527
Mfg#:
11531253249
Ships in 4 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$336.99

This product was last offered at the strikethrough price on
08-04-2026

$326.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 Heater Core Thermostat

ES#177574 - 64118391926 - E30 Heater Core Thermostat - Located inline between engine and heater core - Genuine BMW - BMW

Located inline between engine and heater core

Brand:
Genuine BMW - Corporate Logo
ES#:
177574
Mfg#:
64118391926
Ships in 4 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$109.99

This product was last offered at the strikethrough price on
08-04-2026

$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88°C

ES#2712859 - 11537511580 - Thermostat - 88C - Includes sealing O-ring gasket - Vemo - BMW

Includes sealing O-ring gasket

Brand:
Vemo - Corporate Logo
ES#:
2712859
Mfg#:
11537511580
In Stock at Vendor
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88*C

ES#259838 - 11537511580 - Thermostat - 88*C - Common point of failure in the cooling system. - Wahler - BMW

Common point of failure in the cooling system.

Brand:
Wahler - Corporate Logo
ES#:
259838
Mfg#:
11537511580
In Stock
$52.99

This product was last offered at the strikethrough price on
06-19-2026

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Replacement Kit

ES#4818124 - 11537511580KT4 - Water Pump & Thermostat Replacement Kit - Featuring an upgraded metal impeller water pump and OE thermostat with gasket! - Assembled By ECS - BMW

Featuring an upgraded metal impeller water pump and OE thermostat with gasket! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818124
Mfg#:
11537511580KT4
Ships on Sep 29, 2026
Auto Notify
ON SALE!
$118.99

This product was last offered at the strikethrough price on
05-02-2026

$115.93 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Thermostat - 80 C

ES#4669267 - 11531253249 - Thermostat - 80 C - Includes a complete housing - Calorstat - BMW

Includes a complete housing

Brand:
Calorstat - Corporate Logo
ES#:
4669267
Mfg#:
11531253249
Ships in 1-2 days
$27.99

This product was last offered at the strikethrough price on
05-07-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88�C

ES#3504791 - 11537511580 - Thermostat - 88C - Common point of failure in the cooling system. - Rein - BMW

Common point of failure in the cooling system. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3504791
Mfg#:
11537511580
In Stock at Vendor
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 71C

ES#2867256 - 11531253249 - Thermostat - 71C - Includes a complete housing - Febi - BMW

Includes a complete housing 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2867256
Mfg#:
11531253249
Ships on Oct 30, 2026
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#24911 - 11531721218 - Thermostat O-Ring - BMW does not include a O-ring with their new thermostats - Genuine BMW - BMW

BMW does not include a O-ring with their new thermostats

Brand:
Genuine BMW - Corporate Logo
ES#:
24911
Mfg#:
11531721218
Ships in 4 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88°C

ES#2873802 - 11537511580 - Thermostat - 88C - Includes sealing O-ring gasket - Febi - BMW

Includes sealing O-ring gasket 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873802
Mfg#:
11537511580
Ships on Oct 30, 2026
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 88°C

ES#3970028 - 11537511580 - Thermostat - 88C - Includes sealing O-ring gasket - Meyle - BMW

Includes sealing O-ring gasket 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970028
Mfg#:
11537511580
Special Order: No Guaranteed ETA
$18.99 USD
Free Shipping
on orders $49 and up

More About Engine Thermostat Parts

Your thermostat helps regulate engine temperatures by allowing the coolant to circulate through the radiator once it opens. If it fails, this might mean it never closes, but worst case, it could mean your coolant doesn't get to the radiator. Stay ahead of cooling issues by replacing your thermostat regularly with an OEM thermostat or quality aftermarket thermostat from our selection.

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Manufacturer names and/or part numbers are used only for identification purposes.

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