ICE Racing Engines - Race Series Small Bore (5.3L) Cylinder Heads - Pair 2024 Mustang HP Tuners The number of credits necessary

The number of credits necessary to purchase a license varies depending on the vehicle

nitrous stages and more

built engines

Additional credits and tunes can also be purchased to support multiple vehicles with the same HP Tuners RTD+

At 5ms they will consume 8 amps each so make sure you account for that when wiring them up on your vehicle

ICE Racing Engines - Race Series Small Bore (5.3L) Cylinder Heads - Pair 2024 Mustang HP Tuners The number of credits necessaryStage 1: Thick . 550" Deck (Stock 243 castings are just under . 400") CNC Ported Intake Exhaust Runners Stainless Intake Valves available in sizes 2. 00", 2. 02", 2. 05", and 2. 08" Stainless Exhaust Valves available in sizes 1. 57" or 1. 60" 62 66cc Combustion Chamber Pac or btr spring package Stage 2: Thick . 550" Deck (Stock 243 castings are just under . 400") CNC Ported Intake Exhaust Runners Stainless Intake Valves available in sizes 2. 00", 2.