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 Up to production date 5/1/2011
Brand:
ES#:
2678373
Mfg#:
8K0121405FKT
Ships in 1 day
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$87.99
This product was last offered at the strikethrough price on 05-02-2026
Restore cooling system integrity and prevent pressure loss or coolant leaks with this direct-replacement genuine OEM coolant breather hose.
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Brand:
ES#:
3441469
Mfg#:
8W0121081DS
Ships in 1 day
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$86.99
This product was last offered at the strikethrough price on 08-31-2026
Plastic pressure cap for 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!
Front location bracket used to secure the auxiliary water pump
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Brand:
ES#:
2589797
Mfg#:
8K0121261H
Ships in 2 Business Days
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$84.99
This product was last offered at the strikethrough price on 08-31-2026
Required for pre-facelift (up to 2012) B8 S4 / B8 S5 3.0T models, and select C7 models.
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Required for pre-facelift (up to 2012) models to fit APR Coolant Performance System MS100127
Brand:
ES#:
3219342
Mfg#:
MS100136
Ships in 5 Business Days
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$81.99
This product was last offered at the strikethrough price on 09-28-2026
Stop coolant loss and cure a fogged windshield
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Stabilizes the radiator within the core support
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Brand:
ES#:
371825
Mfg#:
4B3121275
Ships in 1 day
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$12.99
This product was last offered at the strikethrough price on 10-28-2026
Three way connector that attaches directly to the upper radiator 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!
Gasket for the cylinder head flange/water pipe - Two required
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Clip for the OEM auxiliary radiator protection grille, total of nine needed
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Brand:
ES#:
451894
Mfg#:
8K0867646
Ships in 1 day
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$8.99
This product was last offered at the strikethrough price on 10-28-2026
Our improved, CNC-machined piece ensures you will never need to replace this again, and includes a new bolt and o-ring seal.
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 For vehicles with AAN engine codes only
Located on the lower radiator hose connection
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Hex bolt to secure pulley to water pump, four required. M6x10
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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.
Lifetime Replacement
