Stratified Xtra Fuel System Ford Focus ST 2013-2017
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Fast shipping, amazing customer service, performance parts for your performance car, straight to your door.
Stratified Xtra Fuel System
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All About Aux Fuel, and Alternatives For Your Focus ST
![](https://www.stratifiedauto.com/images/Parts/1021/Fiesta%204port%20line_1021_1.jpg)
STRATIFIED Aux Fuel Line [Aux_Fuel_Line] - $70.00USD : Stratified
![](https://www.stratifiedauto.com/images/Parts/1020/Fiesta%201port%20line_1020_0.jpg)
STRATIFIED Aux Fuel Line [Aux_Fuel_Line] - $70.00USD : Stratified
![](https://i.ytimg.com/vi/UOkuLl5w65g/sddefault.jpg)
Stratified Aux Fuel 4 Port Install in an MK3 Focus RS
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All About Aux Fuel, and Alternatives For Your Focus ST
![](https://www.stratifiedauto.com/images/Aux%20Fuel%20System/EcoBoost%202.0%20Xtra%20Fuel%20System%20V2.0%205.jpg)
STRATIFIED Xtra Fuel System V2 - EcoBoost 2.0L/2.3L
![](https://www.stratifiedauto.com/images/Aux%20Fuel%20System%20%284-Port%29/Stratified%20X4tra%20Fuel%20System%20FoST%20Final%207.jpg)
STRATIFIED X4tra Fuel System - EcoBoost 2.0L/2.3L
![](https://www.stratifiedauto.com/images/Aux%20Fuel%20System/EcoBoost%202.0%20Xtra%20Fuel%20System%20V2.0%204.jpg)
STRATIFIED Xtra Fuel System V2 - EcoBoost 2.0L/2.3L
Stratified Xtra Fuel System, Page 2
STRATIFIED Xtra Fuel System - EcoBoost 1.6L
![](https://www.stratifiedauto.com/images/Aux%20Fuel%20System%20%284-Port%29/Stratified%20X4tra%20Fuel%20System%20FoST%20Final%206.jpg)
STRATIFIED X4tra Fuel System - EcoBoost 2.0L/2.3L
Stratified Xtra Fuel System, Page 2
Stratified Xtra Fuel System, Page 2