Cusco Rear Cross Bar Subaru WRX / STI 2015-2021 | 6A1 541 AX vendor_Perrin and easiest to use ECU

and easiest to use ECU upgrade solution for your Subaru

This armature coupled with the dual channel single stage turbine impeller allows this pump to function in today’s high pressure injection fuel systems as well as function exceptionally well in hot fuel handling

this spring kit enhances cornering grip

The weakest link in the airflow chain robs a vehicle of its natural horsepower

FITMENT: 2008-2014 Subaru WRX hatchback only

Cusco Rear Cross Bar Subaru WRX / STI 2015-2021 | 6A1 541 AX vendor_Perrin and easiest to use ECUPart #: 6A1 541 AX This Cusco Rear Cross bar is an extra chassis brace that a car could always use. The 4 point bolt in brace is fitted in the trunk and adds rigidity within the chassis. An increase in response can be had with this bar and only basic hand tools are required for installation.