Billet Head Kit / AXYS 800 HO ('15-17) Dome Selection:Low Altitude 0-6000ft This gasket will not obstruct

This gasket will not obstruct the exhaust path

Extensively tested on our superflow 902 dyno making this the best header on the market

2016 XP Turbo with stock tune and exhaust is 104 RWHP

Requires a DC 12 V battery absolutely

its a simple $150 upgrade at any point

Billet Head Kit / AXYS 800 HO ('15-17) Dome Selection:Low Altitude 0-6000ft This gasket will not obstructEasy bolt on power for your 800 AXYS! This head has twice the cooling capacity to keep your motor running cooler to maintain horsepower by staying below the 120 degree timing curve. This head does not require a fuel controller when run by itself, or with our durability kit. If you run this head with our performance pipe, you will need a fuel controller. We offer two different dome configurations: 800 37. 5 is a 12. 5: 1 compression ratio that works