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BMW E84 X1 xDrive35i N55 3.0L

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BMW E84 X1 xDrive35i N55 3.0L Engine Thermostat Parts

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Thermostat

ES#2681810 - 11537601158 - Thermostat - Restore proper function to your cooling system - Wahler - BMW
ECS Tuning recommends this product.

Restore proper function to your cooling system Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Wahler - Corporate Logo
ES#:
2681810
Mfg#:
11537601158
In Stock
$121.98

This product was last offered at the strikethrough price on
07-27-2026

$103.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4760002 - 11537601158 - Thermostat - Restore proper function to your cooling system - Bremmen Parts - BMW

Restore proper function to your cooling system 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4760002
Mfg#:
11537601158
In Stock
ON SALE! SAVE 18%
$95.99

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

$78.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Low Temperature Thermostat - 97C

ES#4760003 - 11537601158-97C - Low Temperature Thermostat - 97C - Low-temp thermostat reduces stresses on engine components and improves performance - Bremmen Parts - BMW

Low-temp thermostat reduces stresses on engine components and improves performance 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4760003
Mfg#:
11537601158-97C
In Stock
ON SALE! SAVE 18%
$95.99

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

$78.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Racing Thermostat

ES#2804271 - MMTS-E90-07 - Racing Thermostat - Promotes greater cooling for increased engine performance - Mishimoto - BMW

Promotes greater cooling for increased engine performance Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with plastic thermostat housing

Brand:
Mishimoto - Corporate Logo
ES#:
2804271
Mfg#:
MMTS-E90-07
In Stock
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2713411 - 11537601158KT1 - Thermostat Replacement Kit - Includes coolant - Assembled By ECS - BMW

Includes coolant 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
2713411
Mfg#:
11537601158KT1
In Stock
ON SALE! SAVE 24%
$106.99

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

$81.42 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat

ES#2079676 - 11537601158 - Thermostat - Restore proper function to your cooling system - Genuine BMW - BMW

Restore proper function to your cooling system Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2079676
Mfg#:
11537601158
In Stock
9% off MSRP

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

$325.99

This product was last offered at the strikethrough price on
10-29-2026

$297.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Installation Kit with Thermostat

ES#5481206 - OTN54.T85KT2 - Thermostat Installation Kit with Thermostat - It's no secret that modern turbocharged BMW engines run hot. Whether you're turning laps at the track or sitting in summer traffic, high oil temperatures are the enemy of engine longevity and performance. - Assembled By ECS - BMW

It's no secret that modern turbocharged BMW engines run hot. Whether you're turning laps at the track or sitting in summer traffic, high oil temperatures are the enemy of engine longevity and performance. 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481206
Mfg#:
OTN54.T85KT2
In Stock
$402.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2713410 - 11537601158KT - Thermostat Replacement Kit - Includes coolant - Genuine BMW - BMW

Includes coolant Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2713410
Mfg#:
11537601158KT
In Stock
$326.99

This product was last offered at the strikethrough price on
09-09-2026

$325.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Bleeder Screw - Priced Each

ES#25157 - 11537793373 - Coolant Bleeder Screw - Priced Each - Comes with O-Ring - Genuine BMW - BMW MINI

Comes with O-Ring Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25157
Mfg#:
11537793373
Ships in 1-2 days
6% off MSRP

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

$17.99

This product was last offered at the strikethrough price on
10-29-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4810958 - 11537601158 - Thermostat Assembly - Restore proper function to your cooling system - URO - BMW

Restore proper function to your cooling system 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4810958
Mfg#:
11537601158
Ships in 1 Business Day
$78.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

Restore proper function to your cooling system Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Gates - Corporate Logo
ES#:
3235200
Mfg#:
11537601158
Ships on Nov 18, 2026
$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Screw Plug - Priced Each

ES#25836 - 11617568552 - Screw Plug - Priced Each - This is the screw plug found in the oil cooler thermostat assembly - Genuine BMW - BMW

This is the screw plug found in the oil cooler thermostat assembly Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25836
Mfg#:
11617568552
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Bottom

ES#3420164 - 17127599450 - Coolant Hose - Bottom - Coolant hose from the bottom of radiator to thermostat - Burgaflex - BMW

Coolant hose from the bottom of radiator to thermostat Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Burgaflex - Corporate Logo
ES#:
3420164
Mfg#:
17127599450
Back Ordered
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3559939 - 11537601158 - Thermostat - Restore proper function to your cooling system - Hamburg Tech - BMW

Restore proper function to your cooling system Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3559939
Mfg#:
11537601158
Ships in 1 Business Day
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat With Housing

ES#4343162 - 11537601158 - Thermostat With Housing - Febi - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343162
Mfg#:
11537601158
Special Order: No Guaranteed ETA
$209.99 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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