Select your own expansion tank cap to go along with your ECS Carbon Fiber Expansion Tank Cover Kit
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Select your own expansion tank cap to go along with your ECS Carbon Fiber Expansion Tank Cover Kit
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Connects to the coolant level sensor built into the expansion tank
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-26-2026
Keep proper pressure in your coolant system
We Price Match - Give Us A Call or Chat!
See your coolant levels clearly again, comes with coolant level sensor
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
Seals the expansion tank cap to the reservoir. 28.5x3.8
Keep proper pressure in your coolant system
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
Install new hardware with your new parts.
Keep proper pressure in your coolant system
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Install new hardware with your new parts, 2 Required. 5x20
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-10-2026
Includes a tank, cap, cap seal and necessary mounting hardware
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
10-26-2026
See your coolant levels clearly again, comes with coolant level sensor
We Price Match - Give Us A Call or Chat!
Connects the upper reservior hose to the upper radiator hose
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Doesn't your pride and joy deserve better than plastic parts in the engine bay?
This product was last offered at the strikethrough price on
11-09-2026
Does not include cap
2X Entries Into Our F80 M3 Sweepstakes
Keep proper pressure in your coolant system
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
11-07-2026
Replace a broken connector to restore function