Kit includes jets, needle, spring, shim and instructions for
the stages indicated below.
STAGE 1
For mildly tuned machines using the stock air box with stock or aftermarket
filter. May also be used with a good aftermarket exhaust system.
STAGE 2
For mildly tuned machines using the stock, modified air box or
with the lid removed and the stock or an aftermarket filter. May
also be used with a good aftermarket exhaust system.
STAGE 3
For mildly tuned machines with the stock air box removed, using a K&N
aftermarket filter. Should also be used with a good aftermarket exhaust system.