ok since there are like 0 threads on the subject with info this will be the almight blitz bag info thread. Heres what ive found so far. Only for the MR2/Celica
Blitz avante garde! Replace the impeller and compressor air intake side of genuine turbo charger. This simple bolt-on type turbo kit maximizes the performance of your turbo. This is the new Blitz concept of tuning up genuine turbos. The impeller diameter (core component of this bag turbo) is enlarged by 17%, and its precision balance is improved 10 times. The compressor housing is made of new material and specially heat treated to improve durability by 44%.
Engine Type Year Part No. Compressor Hsg
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Celica/MR2 3S-GTEU 88-93 21511 CT26-S
Celica/MR2 3S-GTEU 88-93 21504 CT26-R