2012-2013 Ford Mustang Boss 302 5.0 E85 Kit
Increase your HP by up to 12% with our Plug n’ Play Flex Fuel Conversion Kit
The 2012-2013 Mustang Boss 302 produces 444 horsepower on a stock, naturally aspirated engine. This makes for an incredibly efficient muscle car. Aside from the horsepower, the Boss has several other tweaks from engine tuning, suspension upgrades, braking, and the rear end to round out the stock package. You can still increase the horsepower of your Boss 302 by up to 12% with our E85 conversion kit.
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 2012-2013 Mustang Boss 302 by up to 12%. It’s plug n’ play and you can use the eFlexPro to tune your 5.0 Coyote engine if 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 | Ford Mustang |
| Years | 2012-2013 |
| Engine | 5.0l / U / Coyote |
| Power | 444 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