2011-2018 Grand Cherokee SRT8 6.4L HEMI E85 Kit
Increase Your HP By Up To 12% with Our Plug n’ Play Flex Fuel Conversion Kit
The 2011-2018 Grand Cherokee SRT8 produces a respectable 470 horsepower with its 6.4L HEMI. That extra HP and torque can come real handy in off-road applications when climbing steep inclines and running jeep obstacle courses but it won’t have any trouble keeping up on the road, either. Converting your Grand Cherokee to E85 will help boost your HP by up to 12% but you will also see savings at the pump which is always welcome in an SUV.
No tuning required!
$699 List price $874Starting at $61.50 / month with 
SKU: U-EF-PLUS - Free shipping
- Delivery time 2-5 days
- 5 year warranty with registration
Introduction
Our easy DIY flex-fuel conversion kits, eFlexPlus, and eFlexPro can increase the horsepower of your 2011-2018 Grand Cherokee SRT8 by up to 12%. It’s plug n’ play and you can use the eFlexPro to tune your 6.4L HEMI engine as long as you have a fuel mixture greater than E50.
Installation
Plug&Play installation with some modifications - An experienced mechanic will install in 2-3h. For first time DIY installation, expect to double the time needed.
Technical specs
| Make & Model | Jeep Grand Cherokee |
| Years | 2016-2021 |
| Engine | 6.4l / ESG / Hemi V8 |
| Power | 475 hp |
Always Optimized Fully Automatic Flex Fuel
Cooler & Cleaner Engine
Complete System, No Tuning Needed
Up to 20% Increase in Performance
Your Fuel System Verified |  | |
|---|---|---|
| Dynamically adjust engine tune to match fuel | ||
| Available performance and eco tunes | ||
| Select performance or eco tunes via eFlexApp | ||
| Create and save custom dyno tunes | ||
| Pro grade eFlexTuner tuning software |
+ What's included
+ eFlexApp
+ eFlexTuner
+ 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.
* Power and torque increase depends on your engine technology and/or your custom built of the engine.
Not legal for sale or use on pollution-controlled vehicles