AMTuned will be closed 11/4 - 11/8 for SEMA. Orders will ship week of 11/11.



AMTuned Bespoke Turbo Package for B7 RS4 4.2L Vehicles

Regular price $26,995.95

AMTuned B7 RS4 Bespoke Turbo Package!

We are excited to introduce fixed pricing for our in-house installed turbo systems. These are a turn key solution, meaning you get back the vehicle ready to drive! We schedule out months in advance, so please be sure to e-mail us to go over scheduling needs and how to leave a reservation deposit in order to secure your appointment. We make every kit Bespoke and no two setups are alike to give each creation a unique feel. This turbo system includes a front mount intercooler option for cooling. The turbo charger is mounted in the engine bay behind the engine. 

Stage 1: 600whp+. Methanol injection is required to to reach these power figures and is included in the build cost.  

  • Clutch Master Twin Disc 850 Clutch
  • Garrett G40-900 Turbo
  • Modified Stock Exhaust Manifolds
  • 3.5" Downpipe connected to existing cat back
  • Front Mount Intercooler
  • Blow Through MAF setup
  • HPFP Upgrades
  • New LPFP
  • Boost Set By Wastegate Spring's
  • Bosch Primary o2 Sensors
  • Turbosmart BOV & Wastegate
  • Jackal Motorsports Tuning

Stage 2: Up to and beyond 800whp. 

    • AMTuned Stage 2 BNS 4.2L Engine Rebuild w/ Sleeved Block
    • Clutch Masters Twin Disc Clutch Kit
    • Garrett G40-1150 Turbo or Garrett G42-1450 Turbo depending on power goal
    • Modified Stock Exhaust Manifolds
    • 3.5" Downpipe connected to existing catback exhaust (must be upgraded)
    • Front Mount Intercooler
    • Blow through MAF setup
    • AMTuned fueling upgrades utilizing only Direct Injection system
    • Wideband & Boost Dash Gauge Setup
    • Bosch Primary o2 Sensors
    • Turbosmart BOV & Wastegate
    • Jackal Motorsports Street Tune

    Disclaimer: Advertised pricing does not include any vehicle systems that are in need of repair such as transmission rebuilds, AC, Cooling, Powertrain mounts, etc. Advertised horsepower is based on customers having their vehicle fine tuned for their local environment with an engine built to withstand the desired power goal. AMTuned provides a safe (AND powerful) tuning solution that works in multiple environments.