B58 Gen 1 Build Breakdown (2016–2018 models)
🚘 B58 Gen 1 Build Breakdown (2016–2018 models)
Stock WHP: 330
440 WHP (+110 WHP over stock)
- MHD Super License (Link to product)
- MHD Wireless Flash Adapter (Link to product)
- NGK 94201 spark plugs (Link to product)
- RK Tunes Front Mount Intake (Link to product)
- RK Tunes High Output Ignition Coil Packs (Link to product)
- RK Tunes Charge Pipe
- RK Tunes Custom tune (Link to product)
455 WHP (+125 WHP over stock)
All above PLUS below:
- Hi-Flow Catted Downpipe
- 93 Octane
510 WHP (+180 WHP over stock)
All above PLUS below:
- E30 Fuel Blend
- MHD Flex-Fuel Kit (Link to product)
650 WHP (+320 WHP over stock)
All above PLUS below:
- RK Tunes Dual Ball Bearing Turbo
- DS2.5 HPFP OR Port Injection with MOTIV Reflex & 750cc+ Injectors (Link to product)
- RK Tunes Low-Pressure Fuel Pump
750 WHP (+420 WHP over stock)
All above PLUS below:
- Stage 1 Transmission / Upgraded Clutch (manual)
850–900 WHP (+520–570 WHP over stock)
All above PLUS below:
- Full-Frame Turbo (6466)
- Charge Air Cooler / Upgraded Intake Manifold
- Stage 2 or Better Transmission
950–1100+ WHP (+620–770 WHP over stock)
All above PLUS below:
- Full-Frame Turbo (68–70mm+)
- Fully Built Engine
- Full Low-Pressure Fuel Pump System (2+)
Notes (B58 Gen 1):
- ✅ Spark plugs every 10k miles (NGK 94201).
- ✅ Ignition coils every 50K miles.
- ✅ New factory direct injectors suggested every 70K miles.
- ✅ Hi-Flow Catted Downpipes recommended.
- ✅ Charge pipes get brittle and break randomly.
- ✅ Manual cars require upgraded clutch at higher WHP.
- ✅ Port Injection > DI-only for high WHP builds.
- ✅ RK-Tunes parts recommended but not mandatory.
- ✅ We NEVER tune with methanol injection.
- ✅ See Direct Injection vs Direct Injection + Port Injection breakdown for all cars.
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✅ Spark Plug Gaps:
– ≤550 WHP: .030
– 551–700 WHP: .025
– 701–850 WHP: .022
– 851–1000 WHP: .018
– 1000+ WHP: .016