|
Easiest / Cheapest way is trade in that 535 for 550xi (N63TU) 2014+
Its already 400whp/400wtq stock
Otherwise if thats not an option get ready to spend some money and learn learn learn, read read read read
- Pure Stg2 Turbo minimum or Stg3 Turbo
- Port Injection or Meth Injection
- Bootmod3 Flash or/and JB4
- Read Read Read / Search Search
|