Stainless Works SBF AFR 225 Head Round Port Header 304SS Exhaust Flanges 1-7/8in Primaries - HFSBFAFR188 fits_2013-`Lexus`RC`250 this is the upgrade that

this is the upgrade that gets it done cleanly

solving factory dashcam memory limitations

An upgraded intercooler will also be a supporting platform for other bolt-on modifications such as an intake or an upgraded turbocharger

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Stainless Works SBF AFR 225 Head Round Port Header 304SS Exhaust Flanges 1-7/8in Primaries - HFSBFAFR188 fits_2013-`Lexus`RC`250 this is the upgrade thatSmall Block Ford "AFR 225 Head", round port header exhaust flanges. These flanges come as a pair and are designed for 1 7 8" primaries, laser cut from heavy duty 3 8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.