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Constructed from premium stainless steel
Direct fit for Toyota 1JZ and 2JZ engines
The engineered skirt profile reduces friction while maintaining structural integrity
Machined from high-quality billet aluminum
Built to OEM specifications with premium materials
SpeedFactory Racing Honda/Acura B-Series Race Cooling System Fill Pots (32mm / B16A/B18C5) SpeedFactory:Default Title Constructed from premium stainless steelSpeedFactory's billet thermostat housing delivers precision cooling management for engines. Machined from high grade aluminum, this component replaces restrictive OEM designs with superior flow characteristics and reliability. The port configuration integrates seamlessly with custom cooling systems and aftermarket setups. Built to withstand elevated boost pressures and sustained performance driving, it maintains consistent coolant temperatures under
