BMW E70 Performance Thermostats

Includes ECS N54 400W water pump conversion, 74*C thermostat, installation hardware and 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:

ES#:

5425480

Mfg#:

044952LA05KT

ON SALE! SAVE 18%

$599.99

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

$489.59 USD

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on orders $49 and up

Partial Replacement

Control those oil temps with a new thermostat! 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
For 2008 and up models only
For vehicles with a stock oil cooler

Brand:

ES#:

4428270

Mfg#:

090743ECS09

ON SALE! SAVE 25%

$79.99

This product was last offered at the strikethrough price on
06-13-2026

$59.99 USD

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on orders $49 and up

Lifetime Replacement

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:

ES#:

5481206

Mfg#:

OTN54.T85KT2

ON SALE!

$390.23 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement