Hahn Racecraft Stage 1 GSX-R 1000 Turbosystem (FITS: 01-02 GSX-R 1000 only)SYSTEM FEATURES:NOTE: This is a complete TurboSystem, with nothing else to buy!Entire system fits within stock bodywork for a very “stealthy” look! Exhaust note is mellow and quiet enough to avoid unwanted attention. Ultramodern Mitsubishi-Hahn Super 15G turbocharger is the most advanced and durable unit available, well proven during years of brutal, record-setting performances. Capable of supporting up to 300 HP of airflow, and even more with bolt-in turbo upgrades! Billet aluminum intake plenum installs easily. Boost gauge (included) has “peak hold” feature to record boost pressure data for later viewing. Can be mounted in concealed area for further “stealth”. Ceramic-coated exhaust system includes muffler, can be easily configured for a variety of canister types, even dual exhaust. Air piping is powder coated for long lasting beauty. Fuel system is easy to install and calibrate; interfaces perfectly with factory EFI system. All needed hardware is included, along with detailed installation/tuning instructions. NOTE: Ignition retard must be achieved through a Power Commander, (available separately).