Maximum PSI Turbo Kits

Stage 1

stage2
The Maximum PSI Stage 1 catted turbo kit is the only street legal, factory DME tuned kit available for the E46 M3

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Stage 2


Stage 2 utilizes similar hardware as Stage 1 but incorporates hardware/software upgrades for even more power on MS109 fuel

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Stage 3

stage3
Stage 3 utilizes the factory DME with a Maximum PSI engine build using forged internals and a larger Precison turbo.

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Stage 4

stage4
Stage 4 upgrades the fuel system from the Stage 3 kit to support more even more power when running MS109.

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   72 red bulls later...
   Preparing to cannonball my turbo E46 to PRI through the night. T minus 1hr. Why not rip out the suspension right before liftoff?

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