HPI RS4-3, Firestorm Super Nitro RS4 Supercharger

After 20 years the Nitro Super-Charger is still the ultimate upgrade! This patented, compact design utilizes lightweight construction minimizing engine power to drive the chargers turbo impeller. This precision impeller is enclosed in a billet machined and polished aluminum housing. This provides maximum strength while providing superior air flow into the engine. The drive system incorporates a lightweight flywheel, idler pulley and an overdrive pulley driven by a composite drive belt that withstands heavy bashing. The super-charger offers an optional auxiliary pressure output port for boosting fuel pressure.  This allows maximum fuel / air mixture boosting engine horsepower. See Videos Below

Upgrades:Auxiliary Pressure System & 50% Over Drive Pulley & Drive Belts

• Typical power gains of 15.6% to 27.3% (depends on engine & pipe combination)
• Air intake is increased dramatically
• High-performance air intake allows use of larger filters
• Kit will bolt onto any stock or upgrade drop in engine
• Additional idler pulley may be required for some engines over .26 in size
• High performance filter NOT included
• Custom Flywheel Included