Billet Head Kit / Patriot 9r-850-Boost Catalyst 858 Our BMP kit has been

Our BMP kit has been proven to produce actual results that make big horsepower

2" internal stinger (low altitude 0-6

Gains 10 horsepower (in conjunction w/ Performance Y-Pipe)

Note: We recommend using a shipping service with tracking (UPS

Billet Head Kit / Patriot 9r-850-Boost Catalyst 858 Our BMP kit has beenWhen using the Billet head on 850 boost, you must run race gas tunes. You cannot run 91 fuel Billet Head Kit for 2019 & up Patriot 850, 9R, and Patriot Boost Engines Increase cooling capacity for lower running temps which helps maintain peak power Low altitude kits gain 4 5 mid range and peak horsepower High altitude kits gain 8 9 HP in the mid range and 7 8 peak BMP tune is required when running in combination with our pipe We recommend running