A comprehensive kit designed to service the commonly failing cooling system components in a single repair.
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!
Located at the rear of cylinder head, includes 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
Cure the common coolant leak coming from the back of your engine compartment
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#:
2602901
Mfg#:
06B121132EKT1
In Stock
ON SALE!
SAVE 31%
$64.99
This product was last offered at the strikethrough price on 05-02-2026
Install a new o-ring for a proper seal. 20X3
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 O-Ring for the faulty coolant "J-Plug" that is located next to the thermostat.
Install new hardware with your new parts. M7x21.5mm
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#:
6661
Mfg#:
N90945002
In Stock
Limited Qty Sale
29% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$8.49
This product was last offered at the strikethrough price on 10-28-2026
Located at the rear of cylinder head, includes 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
Brand:
ES#:
262894
Mfg#:
06B121132E
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.
$51.99
This product was last offered at the strikethrough price on 08-11-2026
Install new hardware with your new parts. M6x22/M6x14
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#:
472037
Mfg#:
N91148001
In Stock
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$12.32
This product was last offered at the strikethrough price on 10-28-2026
Includes the plug, o-ring and securing clip
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!
Secures the radiator hose to the flange. 32mm
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#:
307207
Mfg#:
1J0121142
In Stock
21% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$6.47
This product was last offered at the strikethrough price on 10-28-2026
Located at the rear of cylinder head, includes 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#:
2804448
Mfg#:
06B121132E
In Stock
ON SALE!
SAVE 15%
$17.99
This product was last offered at the strikethrough price on 09-16-2026
Install new hardware with your new parts. M6x20
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#:
261821
Mfg#:
N0902619
In Stock
17% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$3.38
This product was last offered at the strikethrough price on 10-28-2026
Cure the common coolant leak coming from the back of your engine compartment
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#:
2649713
Mfg#:
06B121132EKT3
In Stock
$132.99
This product was last offered at the strikethrough price on 08-11-2026
Install a new o-ring for a proper seal. 36x3.15
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#:
274529
Mfg#:
037121687
In Stock
30% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$7.08
This product was last offered at the strikethrough price on 10-28-2026
Cure the common coolant leak coming from the back of your engine compartment
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#:
2602886
Mfg#:
06B121132EKT
In Stock
ON SALE!
$97.99
This product was last offered at the strikethrough price on 05-02-2026
Ensure a proper seal when installing your new thermostat. 50x3.5mm
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#:
280019
Mfg#:
06B121119B
In Stock
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$5.76
This product was last offered at the strikethrough price on 07-23-2026
Lifetime Replacement
