This is my first post!!!!
so before im starting my project HYPER HYBRID
theres some questions need to be answer by you experts
1 can i change my cat back system alone with a better converter?
2 Can i change my header to a performance header?
3 can i change my air intake to a performance grade?
I dont know much about cars, 0% about hybrid cars, Please help.
so far i have a set of wheels that is SPORTS EDITION A10 2, 15.6 lb, 2 lbs less than original wheel, hope to have some difference in the Gas mileage.