BMW E39 Performance Thermostats

Modified thermostat for high performance applications. Use with factory thermostat housing. 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#:

4338353

Mfg#:

MMTS-E46-99V2

$135.99 USD

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Free Shipping

on orders $49 and up

Lifetime Replacement

92 Degree Celcius/ 197 Degree Farenheit. 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#:

3674980

Mfg#:

TH6243.92J

$22.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Replaces factory thermostat with a mechanical 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:

ES#:

4500477

Mfg#:

M54THERM