Need help to detailing interior car

[pagaz]

Hello,
I Have megane 2004- Upholstery Fabric.
The interior is realy on good condition.
I want to go for next level of clean interior to like new.

1. Recently I was interested about the vacuum injection "karcher se 4002 Injection ".
How is this vacuum ?
is he can restore car seats to new condition without problem?
advantages and disadvantages

2. what is the steps to proper detailing interior?

Thank you

[parttimer]

Where are you located? I think most people on here are going to recommend something like a mytee or firebird unit.