Connects the lower radiator port to the water pump and expansion tank
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:
ES#:
2731898
Mfg#:
4B0121055J
Back Ordered
$103.99
This product was last offered at the strikethrough price on 10-22-2026
Regulates flow of coolant according to temperature
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! For vehicles with CVCA engine code only
Brand:
ES#:
4883487
Mfg#:
04L121113C
In Stock at Vendor
$28.99
This product was last offered at the strikethrough price on 10-22-2026
Connects the lower radiator port to the thermostat housing
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! For vehicles with VIN from 3B-X-145 414 or VIN 3B-XE173 716 through VIN 3B-1-050 000 only, splits are in the 1999 and 2001 model years
Brand:
ES#:
2627317
Mfg#:
8D0121055T
Ships in 3 Business Days
$37.99
This product was last offered at the strikethrough price on 10-22-2026
Install new hardware with your new parts. M5x16
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:
ES#:
4004627
Mfg#:
N10354602
Back Ordered
$7.99
This product was last offered at the strikethrough price on 08-31-2026
Includes the plug, o-ring and securing clip
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
Sealing ring to be used on the water pump union. Two (2) Required Per Vehicle.
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
Connects the heater core to the cylinder head flange
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
Revised green 4 pin sensor, located in the cooling flange located on the side of the 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
Seals the coolant flange to the water supply pipe. 31.5x3.65
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#:
4070442
Mfg#:
058121687
In Stock
$3.99
This product was last offered at the strikethrough price on 05-07-2026
Complete kit of all cooling flanges and pipes to fix and prevent leaks
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#:
1517
Mfg#:
VR6THKWOT
Ships in 1 Business Day
ON SALE!
SAVE 16%
$59.99
This product was last offered at the strikethrough price on 06-16-2026
Install a brand new expansion tank with a new cap and hardware
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#:
2738904
Mfg#:
8D0121403LKT3
Ships in 1 Business Day
ON SALE!
SAVE 10%
$51.99
This product was last offered at the strikethrough price on 05-02-2026
Features plastic impeller and includes gasket
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! For vehicles with TSI engines only
Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.
Let us help you find the parts that fit your
Volkswagen
