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 numerous components from Stage 3.  S4 allows you to do a burnout from corner exit to corner entry.

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BMW X5 front driveshaft repair #maximized #maximumpsi #bimmerclinic #unblended Maximum PSI Stage 2 E46 m3 on e75 fuel #maximumpsi #bimmerclinic #blended
700+ to the tire in a beautiful car. #maximumpsi #bimmerclinic Another view. 3.5" quad switch path exhaust for E46 M3 turbo kit.

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  • Had a blast today at Bear Mountain. Through the twisties, up and down the mountans. She did well. Over 4hrs of driving. The turbo brought the soul of the car back. Good stuff Mike Radowski and Billy. Thanks

    14 hours ago

  • BMW X5 front driveshaft repair #maximized #maximumpsi #bimmerclinic #unblended

    Timeline Photos

    September 23

  • Hey what's the cost for your stage 4 kit for a 2001 BMW 330i

    September 23

  • 700+ to the tire in a beautiful car. #maximumpsi #bimmerclinic

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    September 22

  • Maximum PSI Stage 2 E46 m3 on e75 fuel #maximumpsi #bimmerclinic #blended

    Timeline Photos

    September 22