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Mishimoto 15-19 BMW M3/M4 Racing Thermostat - 100C

Marsoni M251S
Sale price$139.95
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Get it in 3 business days with 1 day shipping. Friday, May 29
Mishimoto 15-19 BMW M3/M4 Racing Thermostat - 100CSKU: MMTS F80 15 UPC: 840197700488 Mishimoto 15 19 BMW M3 M4 Racing Thermostat 100C The Mishimoto racing thermostat for 2015 2019 BMW M3 M4 (F80 F82 F83) and compatible BMW models promotes peak cooling system efficiency for street cruises or track days. It opens 9F (5C) earlier than stock at 212F (100C) to circulate coolant faster into the radiator and reduce heat buildup. Pair it with a Mishimoto aluminum radiator for reliable cooling under demand,
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.5 ★★★★★
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Aurajeanne
Chelsea, US
★★★★★ 5
Perfect fit
This fit perfectly into my cabin air filter slot. Save me a lot of money, getting it off here as the mechanics went to charge so much more money just to slip this filter into your car. Anyone can do it so don’t hesitate to do your own cabin filter exchange and save yourself big bucks.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 1, 2026
N
Verified Purchase
Not bad. But as it is with Chinese carburetors the cold start.
Grantham, US
★★★★★ 4
Nice product
It’s good
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Reviewed in the United States on May 19, 2026
S
Verified Purchase
Shouka
Houston, US
★★★★★ 5
It was a good fit
It was a good quality Thanks
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Reviewed in the United States on April 13, 2026
J
Verified Purchase
JB
Bozeman, US
★★★★★ 5
DIY forget the dealer
DIY value
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Reviewed in the United States on March 25, 2026
M
Verified Purchase
Mike
Alexandria, US
★★★★★ 5
Works
Decent quality, somewhat flimsy, not bad for the price. Fit perfectly, correct thickness.
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Reviewed in the United States on December 17, 2025

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