BARRACUDA's LED INDICATORS are universal and compatible with all the motorbike in the market. Each motorbike has a specific system therefore it requires an adaptation. - motorbikes with 10 watt system need 10 WATT RESISTOR to adjust the functioning and flashing - motorbikes with 21 watt system need 21 WATT RESISTOR to adjust the functioning and flashing - motorbikes with original LED system don't need resistor These consideration are general and concern 99% of motorbikes on the market, but there are also special motorbike that has different technical features and they will need specifical electrical adapters to be evaluated case by case and need professional technical support about the functioning For the BEST INSTALLATION we advice to buy: - BRACKET INDICATORS for the fixing of indicators on the motorbike - RESISTOR (look above) - INDICATORS CABLES for the connection of indicators to the original system without making changes or cuts to the original cables or connectors For any further information or technical requirements, we please you to ask to our TECHNICAL OFFICE sendind a mail to: [email protected]