local_shipping Free shipping
credit_card Flexible payment options
verified_user 5 Year Warranty*

eFlexFuel E85 flex fuel conversion kits

579 € Truspilot consumer rating 4.7 SKU: EFLEXPLUS Availability: In stock
  • Free shipping in 2-5 days
  • 5 year warranty with registration
Fully Automatic Flex FuelAlways Optimized Fully Automatic Flex Fuel
Cooler & Cleaner EngineCooler & Cleaner Engine
No Tuning NeededComplete System, No Tuning Needed
Increase PerformanceUp to 10% Increase in Performance
Flex Fuel System VerifiedYour Fuel System Verified

DIY Virtual Load Sensor Tuning

Easily & safely create custom ethanol fuel maps based on your own vehicle's performance & modifications, without tapping into external load sensors - all from your laptop. Now you can augment your Ethanol fueling yourself, without touching your factory ECU and without jeopardizing engine safety.

Experience the VelvetTouch+

All eFlexFuel devices provides smoother and more seamless drivability than any other flex fuel system in existence. No small feat, our R&D team accomplished this with unrivaled attention to detail, countless long days & late nights, and a unique eye for optimization. The result of this "Velvet Touch" development? Our class-defining eFlexPro 2.

Supercar Technology in your Daily Driver (or Weekend Warrior)

By installing the eFlexFuel kit, you're in good company. eFlexFuel conversion kits utilizes technology found in the Koenigsegg Jesko, Dodge Challenger SRT Demon 170, and other top-tier performance vehicles. This tech is used to get the most out of E85, Gasoline, or whatever blend of the two you have in your tank.

Industry Leading, Free 5-Year Warranty (With product registration)

Nothing says, "We stand behind our product," like our free 5-Year warranty. We know what our kits are made of and we aren't afraid to put our money where our mouth is. You will not find a warranty like this anywhere else.

Expertly Engineered, Designed, & Manufactured in Finland

Expertly Engineered, Designed, & Manufactured in Finland. We have developed our hardware & software in-house in Pirkkala, Finland, since day one. Before shipping, we confirm every single control unit's functionality before shipping.

Technical Specs & Features

  • Precise Ethanol Content real-time measured over 100 times per second
  • Advanced signal processing filtering system in all input signals
  • Shock-Proof & Weather
  • Proof casing
  • High Quality Wiring Harness with snap in connectors (no soldering required)
  • Ethanol Tested & Approved fuel accessories (line, clamps, quick-connectors)
  • Bluetooth 5.2

eFlexApp Main Features

More eFlexApp Features

Please confirm device versions features at eFlexApp page

eFlexTuner Main Features

More eFlexTuner Features

Please confirm device versions features at eFlexTuner page

+ Compare products

Features
VelvetTouch+
Free 5-Year Warranty (with registration)
Ethanol Content real-time measured over 100 times per second
Advanced signal processing filtering system in all input signals
Shock-Proof & Weather
Proof casing
High Quality Wiring Harness with snap in connectors (no soldering required)
Ethanol Tested & Approved fuel accessories (line, clamps, quick-connectors)
Bluetooth 5.2
eFlexApp
Ethanol content
Engine RPM
Duty cycle
Fuel temperature
Ambient engine temperature
Injector activity
Cold enrichment
Device status
Driving mode selection
Cold enrichment custom setting (created with eFlexTuner)
Save RPM based enrichment with driving mode selection (created with eFlexTuner)13
eFlexTuner
RPM. based 2D fuel map
Fault codes
Cold start adjustment
Data logging
Fuel map adjustment
Log file analysis
3D fuel maps
External sensor linkage
Virtual Load Sensor Tuning

+ What's included

+ Installation

What's included in the eFlexPro E85 flex fuel conversion kit / Installation

Note: If your car is modified you can use E85 with eFlexFuel. If this is the case, please list all the main engine modifications on the checkout page. Our technical team will ensure that your setup is fit for E85.