Main return pipe that connects to the heater core hoses and the engine. Made from high-grade Aluminum vs OEM 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!
Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose
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
Connects water pump to cylinder head coolant flange.
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!
Main return pipe that connects to the heater core hoses and the engine
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#:
4818461
Mfg#:
06E121065N
In Stock
ON SALE!
SAVE 18%
$40.99
This product was last offered at the strikethrough price on 05-02-2026
Secondary return pipe that connects to the supply pipe and the oil cooler hoses
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#:
2817128
Mfg#:
06E121044AE
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.
$146.99
This product was last offered at the strikethrough price on 10-28-2026
Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose
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
Main return pipe that connects to the heater core hoses and the engine
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#:
4617002
Mfg#:
06E121065Q
In Stock
$124.99
This product was last offered at the strikethrough price on 05-07-2026
Main return pipe that connects to the heater core hoses and the engine
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#:
280786
Mfg#:
06E121065N
In Stock
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$131.65
This product was last offered at the strikethrough price on 10-28-2026
Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose
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#:
4818598
Mfg#:
1K0121070BD
In Stock
ON SALE!
SAVE 20%
$38.99
This product was last offered at the strikethrough price on 05-02-2026
Main return pipe that connects to the heater core hoses and the engine
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 from the 2016 model year only
Brand:
ES#:
2737381
Mfg#:
06E121065S
Ships in 1-2 days
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$125.99
This product was last offered at the strikethrough price on 08-31-2026
Positioned between the thermostat and oil cooler
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#:
281153
Mfg#:
06F121065H
Ships in 1-2 days
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$176.99
This product was last offered at the strikethrough price on 08-31-2026
Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose
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#:
4172032
Mfg#:
1K0121070BD
In Stock
$52.99
This product was last offered at the strikethrough price on 10-22-2026
Secondary return pipe that connects to the supply pipe and the oil cooler hoses
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 Up to production date 5/16/2011
Connects water pump to cylinder head coolant flange
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
Replace a brittle or leaking original coolant pipe to keep your cooling system reliable and prevent overheating.
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
Main return pipe that connects to the heater core hoses and the engine
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!
Lifetime Replacement
