im experienced a lag or boost up slow with td04hl rvr turbo after installed it today...like using td05h 16g...nearly 5000rpm full boost...b4 that im using td04l and have good response wit it....the td04hl looked good...
I am driving a Cefiro A31 with RB20 Turbo Skyline GTS engine. Currently I have upgrade my exhaust to 3" from front to back, K&N air-filter, boost controller. Might be mod my side Intercooler to FMIC. Then...