JordanTuned S55 (E85) Custom Tuning, Stock Turbos, Stock Fuel System

Engine Tuning Engine Tuning

Stage *

BMW S55 (M3/M4/M2c) Custom Tuning:

  • Full-E85

  • Stock Fuel System

  • Stock Turbos

  • Upgraded Spark Plugs Required (See Upgraded Spark Plug Options)

  • Hi-Flow Downpipes required for E85 S2H and S2+ (See below)

  • Includes all revisions needed for your current setup/fuel, and support for 1 year following the purchase date (excluding turbo upgrades, fueling changes and/or any other modification that requires a re-tune).

E85 Stages available:

  • E85 S1 (540+whp/550+wtq, 20-21psi with a slight taper up-top)

  • E85 S2 (560+whp/570+wtq, 23-24psi peak boost) 

  • E85 S2 Hybrid (570+whp/580+wtq, 25-26psi peak boost) (Hi-Flow Downpipes required )

  • E85 S2+ (580+whp/600+wtq, 26-27psi peak boost, max effort stock turbo tune) (Hi-Flow Downpipes required )

  • Requires BM3 (Bootmod3) or MHD (click links to purchase)

  • OFF ROAD / RACING COMPETITION USE ONLY - some or all of these parts and/or tuning may not comply with Federal, State, Province, and/or Local laws, ordinances, and regulations. You (The “Customer”) take responsibility to ensure that any modifications or upgrades that you have done to your vehicle conform to all applicable laws and regulations for road use, especially pertaining to safety and emissions. You will be required to sign a Terms and Conditions / Vehicle Compliance Waiver when you purchase this product

Please see our FAQ for answers to most common questions regarding custom tuning and E85 conversions as well as other helpful info.

NOTE: By purchasing this custom tune, you agree to our Terms & Conditions / Vehicle Compliance Waiver and will also be required to sign via email as well.

Domestic Shipping Policy

All domestic orders will be shipped to the verified billing address associated with the customer’s credit card. In the event that the products need to be shipped to another address, Kies Motorsports will verify the transaction with the customer by requesting a screenshot of our transaction on the customers online banking. Similar to how PayPal verifies orders, Kies Motorsports has implemented an authorization program that will display a unique code on the credit card transaction next to where the “Kiesmotorsports” name appears.

International Customer Policy

To best serve International Customers, Kies Motorsports only accepts PayPal VERIFIED payments and PayPal VERIFIED addresses on international orders. For international shipping quotes, please email us at

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JordanTuned S55 (E85) Custom Tuning, Stock Turbos, Stock Fuel System
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