Don't do a GT3582R, look at a new Precision 6266 or a 6466 those will hit the 550hp with ease on a GOOD TUNE. and still spool great!
I would go witht something bigger then the usdm 550cc injectors just so you have some room to play so the factory injectors don't get tired
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2JZ-GTE Swapped S13 Coupe - 1994 Supra Turbo
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