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955 Cayenne Twin Turbo S 4.5L V8 (03-06) EVOMSit Intelligent Tuning
955 Cayenne TT S EVOMSit Intelligent Tuning EVOMS

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Please select which stage of software you would like to purchase. **Note the parts needed for the different stages of software.

Upon ordering please provide us with the Year, Model, and Edition of Porsche in the "Order Comments" section when checking out. (Production date can be found on factory markings on underside of drivers side door.)
Our Price: $995.00

Product Code: 955CAYENNETTS4.5L-03-06-TUNE

EVOMSit Tune Stages:


EVOMSit is fanatically obsessed with achieving ultimate perfection with our performance engine software. Our analytical tuning methods combined with methodical testing procedures, state of the art equipment and unmatched mechanical intelligence are fused together to create the ULTIMATE aftermarket performance software.

A critical and fundamental aspect of software development and tuning stems from a complete hands on mechanical understanding of the latest generation high performance Porsche engines. This is the foundation of EVOMS and there are no other US based aftermarket performance companies that have more experience and has built more engines than Evolution MotorSports. We have practically reengineered the entire Porsche flat 6 engine. The combination of our extreme testing and tuning measures coupled with our immense mechanical knowledge and engine building skills clearly sets EVOMSit as a true leader in all aspects of engine tuning and engine development.

Please note the different power gains and parts needed for each performance stage.

Software Only- EVOMSit Software Only (Stock Exhaust/OEM Catalysts):

-Stock Power 520HP/530TQ
-EVOMSit Tune 577HP/589TQ
-Increase 57HP
-Increase 59TQ

Stage 1 EST590- EST520 EVOMSit Software + V-Flow Air Intake System:

-Stock Power 520HP/530TQ
-EVOMSit Tune 589HP/603TQ
-Increase 69HP
-Increase 73TQ

Stage 2 EST600-
EST540 EVOMSit Software + V-Flow Air Intake System + Cat Bypass Pipes:
-Stock Power 520HP/530TQ
-EVOMSit Tune 602HP/617TQ
-Increase 82HP
-Increase 87TQ

• Pricing subject to change without notice.
• This product may not comply with your local emissions standards. EVOMS is not responsible for emissions compliance, please purchase with care.

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