Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware
10X Entries Into Our F80 M3 Sweepstakes
Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware
10X Entries Into Our F80 M3 Sweepstakes
Includes new thermostat, j-plug, o-ring, and hardware
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
10-28-2026
Engineered to be the last worry in your coolant system
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Includes housing, gasket & sensor
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
07-17-2026
Install new hardware with your new parts. M7x21.5mm
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
10-18-2026
Includes housing, gasket & sensor
This product was last offered at the strikethrough price on
07-02-2026
Install new hardware with your new parts. M7x21.5mm
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
10-30-2026
Includes housing, gasket & sensor
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
10-13-2026
Install a new o-ring for a proper seal. 20x3
O-Ring for the faulty coolant "J-Plug" that is located next to the thermostat.
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
10-30-2026
Located on the block near the coolant regulator
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
10-30-2026
Install new hardware with your new parts. M8x16
Secures hard coolant return pipe to the thermostat assembly
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
10-30-2026
Ensure a proper seal when installing your new thermostat. 50x3.5mm
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
07-23-2026
Install new hardware with your new parts. 32x12
Rubber coolant hose that connects thermostat to coolant hard pipe
10X Entries Into Our F80 M3 Sweepstakes
Strange coolant leak? It's possible you just need to upgrade your J-plug!
Install a new o-ring for a proper seal. 20x3
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
O-Ring for the faulty coolant "J-Plug" that is located next to the thermostat.