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BMW E28 535i M30 3.4L

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BMW E28 535i M30 3.4L Engine Thermostat Parts

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Thermostat - 80C

ES#4845542 - 11531710953 - Thermostat - 80C - The Thermostat 80C from ECS Tuning is the perfect choice for BMW owners seeking to maintain optimal engine performance and protect critical components from overheating, ensuring long-term reliability. - Rein - BMW

The Thermostat 80C from ECS Tuning is the perfect choice for BMW owners seeking to maintain optimal engine performance and protect critical components from overheating, ensuring long-term reliability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4845542
Mfg#:
11531710953
Back Ordered
Auto Notify
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80C

ES#2797919 - 11531710953 - Thermostat - 80C - Gasket not included - Genuine BMW - BMW

Gasket not included affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2797919
Mfg#:
11531710953
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
06-08-2026

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

Thermostat O-Ring

ES#24568 - 11531265084 - Thermostat O-Ring - Seals thermostat to cylinder head - Genuine BMW - BMW

Seals thermostat to cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/1985

Brand:
Genuine BMW - Corporate Logo
ES#:
24568
Mfg#:
11531265084
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80�C

ES#210466 - 11531251041 - Thermostat - 80C - Stop your overheating problem. - Genuine BMW - BMW

Stop your overheating problem. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
210466
Mfg#:
11531251041
Ships in 3 Business Days
5% off MSRP

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

$85.99

This product was last offered at the strikethrough price on
06-08-2026

$81.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump & Thermostat Replacement Kit

ES#4818372 - 11531251041KT - Water Pump & Thermostat Replacement Kit - Includes OE Hepu water pump, Genuine BMW thermostat, and all associated installation hardware! - Assembled By ECS - BMW

Includes OE Hepu water pump, Genuine BMW thermostat, and all associated installation hardware! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production date up to 09/1985

Brand:
Assembled By ECS - Corporate Logo
ES#:
4818372
Mfg#:
11531251041KT
Ships in 3 Business Days
$220.99

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

$218.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#11800 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Febi - Audi BMW Volkswagen

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1985

Brand:
Febi - Corporate Logo
ES#:
11800
Mfg#:
N90136802
In Stock
$1.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover

ES#24617 - 11531268650 - Thermostat Cover - Seals the thermostat to the housing - Genuine BMW - BMW

Seals the thermostat to the housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24617
Mfg#:
11531268650
Ships in 5 Business Days
4% off MSRP

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

$46.99

This product was last offered at the strikethrough price on
06-08-2026

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fillster HD - Priced Each

ES#24640 - 11531275881 - Fillster HD - Priced Each - Direct replacement from BMW! - Genuine BMW - BMW

Direct replacement from BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24640
Mfg#:
11531275881
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#2867257 - 11531265084 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Febi - BMW

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1985

Brand:
Febi - Corporate Logo
ES#:
2867257
Mfg#:
11531265084
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#3449329 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Victor Reinz - Audi BMW Volkswagen

Ensure a proper seal when installing your new thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/1985

Brand:
Victor Reinz - Corporate Logo
ES#:
3449329
Mfg#:
N90136802
In Stock
$3.99

This product was last offered at the strikethrough price on
03-15-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover

ES#2996871 - 11531268650 - Thermostat Cover - Seals the thermostat to the housing - URO - BMW

Seals the thermostat to the housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2996871
Mfg#:
11531268650
Ships in 1 Business Day
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring (60 X 3.5 mm)

ES#205296 - 11531265084 - Thermostat O-Ring (60 X 3.5 mm) - Seals thermostat to cylinder head - Rein - BMW

Seals thermostat to cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
205296
Mfg#:
11531265084
In Stock
$2.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80°C

ES#2855458 - 11531254065 - Thermostat - 80C - Stop your overheating problem. - Mahle-Behr - BMW

Stop your overheating problem. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
2855458
Mfg#:
11531254065
Back Ordered
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80�C

ES#3469476 - 11539055588 - Thermostat - 80C - Stop your overheating problem. - Mahle - BMW

Stop your overheating problem. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle - Corporate Logo
ES#:
3469476
Mfg#:
11539055588
Back Ordered
$22.99

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

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#24529 - 11531250399 - Thermostat O-Ring - Used to seal the thermostat - Genuine BMW - BMW

Used to seal the thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1985

Brand:
Genuine BMW - Corporate Logo
ES#:
24529
Mfg#:
11531250399
Ships in 1-2 days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#264081 - 11531250399 - Thermostat O-Ring - Used to seal the thermostat - Elring - BMW

Used to seal the thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/1985

Brand:
Elring - Corporate Logo
ES#:
264081
Mfg#:
11531250399
In Stock
$2.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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