if no budget ....you may option on basic mod 1st such as aftermarket air filter and full exhaust system setup ....in this 2 mod ..you want it to be done for the 1st time and also last time ....stay with drop in air filter as you no need to spend so much money if you are going for open pod ...aftermarket KNN drop in is juz nice..low budget juz option for UTR brand or zenden....exhaust ...go for hotbits full setup ...dyno proven ...no sinkalan.com ....so that you no need to change over and over again to gain the optimum result ....hotbits is the way ...