This comprehensive kit eliminates weak spots in 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 Automatic transmission vehicles only
Brand:
ES#:
4220580
Mfg#:
06H121026BAKT6
In Stock
ON SALE!
$561.99
This product was last offered at the strikethrough price on 05-02-2026
Replace critical cooling system components and perform a proper coolant system flush!
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#:
3706539
Mfg#:
06E121018AKT
Ships in 1 day
$622.99
This product was last offered at the strikethrough price on 09-29-2026
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
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 Up to production date 5/1/2011
Brand:
ES#:
3648524
Mfg#:
N90316802KTKT
Ships in 1 day
$477.99
This product was last offered at the strikethrough price on 08-31-2026
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
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 From production date 5/2/2011
Brand:
ES#:
3648526
Mfg#:
N90316802KTKT1
Ships in 1 day
$477.99
This product was last offered at the strikethrough price on 08-31-2026
Replace critical cooling system components and perform a proper coolant system flush!
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#:
3706541
Mfg#:
06E121018AKTKT
Back Ordered
ON SALE!
$363.99
This product was last offered at the strikethrough price on 06-18-2026
Replace your thermostat, temp sensors, and expansion tank after performing a proper coolant system flush!
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#:
2582027
Mfg#:
06D121111GKT2
In Stock
ON SALE!
SAVE 13%
$179.99
This product was last offered at the strikethrough price on 05-02-2026
Includes ECS' upgraded J-plug & replace your thermostat, temp sensors, coolant flange, & expansion tank with one kit!
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#:
2795704
Mfg#:
06B121111KT3
Ships in 1-2 days
ON SALE!
SAVE 17%
$317.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensors, coolant flange, and expansion tank with one kit!
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#:
2608082
Mfg#:
06B121111KKT2
Ships in 1-2 days
ON SALE!
SAVE 12%
$271.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
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 From production date 5/2/2011
Brand:
ES#:
2678366
Mfg#:
06E121111ADKT3
Ships in 1-2 days
ON SALE!
SAVE 11%
$218.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
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 Up to production date 5/1/2011
Brand:
ES#:
2678365
Mfg#:
06E121111ADKT2
Ships in 1-2 days
ON SALE!
SAVE 11%
$218.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensors, and expansion tank after performing a proper coolant system flush!
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 Engine codes AEB & ATW from VIN 8D-X-500001, split is in the 1999 model year
Brand:
ES#:
2608135
Mfg#:
030121121BKT3
Ships in 1-2 days
ON SALE!
$161.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensors, and expansion tank after performing a proper coolant system flush!
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 vehicles with FSI engines only
Brand:
ES#:
2608169
Mfg#:
06F121111FKT4
Ships in 2 Business Days
ON SALE!
SAVE 15%
$170.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensors, and expansion tank after performing a proper coolant system flush!
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 Up to VIN 8N-Y-015000, split is in the 2000 model year
Brand:
ES#:
2652248
Mfg#:
06A121121CKT4
Ships on Feb 24, 2027
ON SALE!
$117.99
This product was last offered at the strikethrough price on 05-02-2026
$110.60 USD
Free Shipping
Partial Replacement
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Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
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#:
3648512
Mfg#:
06D121111GKT5
In Stock
ON SALE!
$312.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush!
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#:
2749263
Mfg#:
06E121111ALKT3
In Stock
ON SALE!
SAVE 11%
$213.99
This product was last offered at the strikethrough price on 05-02-2026
Partial Replacement
