Dress up your engine bay with new coolant expansion tank caps
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For model years up to 2023
BMW G82 M4 Competition S58 3.0L Engine Cooling Parts
- Bleeder Screw
- Block Off Plate
- Coolant
- Coolant Flanges
- Expansion Tank
- Fan
- Hoses
- Lines
- Oil Cooler
- Performance
- Radiator
- Temperature Sensor
- Thermostat
- Tools
- Water Pump
Comes off of the throttle body
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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
06-03-2026
Dress Up Your BMW's Engine Bay With MMX's Billet Expansion Tank Cap!
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Provides an additional layer of protection for your Mishimoto Performance Auxiliary Radiators
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Replace your cracked or faded tank
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
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934 CFM - 5.7 amps at 12.3 volts
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Measurements: 20x3
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This product was last offered at the strikethrough price on
05-07-2026
954 CFM - 5.6 amps at 12.3 volts
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
934 CFM - 5.7 amps at 12.3 volts
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Protects the radiator from stray road debris
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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
06-03-2026
Provides .25" stand off from radiator
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Upgrade to AutoTecknic’s Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover and give your BMW the exclusive, high-performance look it deserves.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
06-03-2026
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
06-03-2026
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
03-04-2026