Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and o-rings
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#:
4699573
Mfg#:
06L121111P
In Stock
ON SALE!
SAVE 10%
$250.99
This product was last offered at the strikethrough price on 07-16-2026
Includes thermostat, water pump, gasket, and belt!
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:
ES#:
3624235
Mfg#:
06L121111J
In Stock
$305.99
This product was last offered at the strikethrough price on 08-25-2026
Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and belt.
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
Includes thermostat, water pump, belt, union, and O-rings.
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!
Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines.
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
Upgrade to durable cast aluminum construction & say goodbye to failure-prone plastic!
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 Not for Vehicles with Engine Codes CYFB, DJJA, or DLRA
Brand:
ES#:
4920775
Mfg#:
054443LA01KT
In Stock
ON SALE!
SAVE 20%
$104.99
This product was last offered at the strikethrough price on 06-13-2026
Everything you need to replace your thermostat/water pump
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#:
5481085
Mfg#:
06L121111JKT
In Stock
$399.99
This product was last offered at the strikethrough price on 06-18-2026
Common point of failure or leaking for the 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!
Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic!
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!
Install new hardware with your new parts. M7x28
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 - Secures the thermostat housing to the engine
Brand:
ES#:
261191
Mfg#:
N90735604
In Stock
2% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$4.18
This product was last offered at the strikethrough price on 10-28-2026
Common area for coolant leaks - Located on cylinder head
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#:
2132429
Mfg#:
06F121132H
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$106.65
This product was last offered at the strikethrough price on 10-28-2026
Common point of failure or leaking for the 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
Install new hardware with your new parts. M6x18
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 TSI engines - Secures the thermostat housing to the water pump
Common source of coolant leaks around your 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#:
269571
Mfg#:
022121121E
In Stock
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$52.65
This product was last offered at the strikethrough price on 10-28-2026
Connects cylinder head breather adapter to expansion tank return pipe
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#:
2737512
Mfg#:
06K121051M
In Stock
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$29.99
This product was last offered at the strikethrough price on 10-26-2026
Lifetime Replacement
