Fitment, emissions legality, pricing, and claimed gains can change. Verify the exact vehicle, configuration, and manufacturer documentation before purchasing or installing.
Tuning
Burger Motorsports S58 JB4 Tuner
Burger Motorsports lists its S58 JB4 as a plug-and-play tuner for 2021+ G80/G82/G83 M3/M4 and 2023+ G87 M2, with configurable maps for different fuel and modification levels.
$799.00
Verified Jul 26 · Burger MotorsportsVerified 2026-07-25
Best for: S58 BMW owners who want a removable piggyback tuning platform with multiple maps and broad platform support
Fitment96
PowerPotential95
Control94
Installability86
Value91
Advantages
Pros
- Broad S58 M2/M3/M4 fitment
- Multiple configurable maps
- Removable piggyback format
Tradeoffs
Cons
- Tuning changes engine operation and warranty/emissions implications must be understood
- Safe map selection depends on fuel quality and supporting modifications
- Customers should not treat advertised gains as universal
Fitment
What this part is built for
- 2023+ BMW G87 M2
- 2021+ G80 M3
- 2021+ G82/G83 M4
Part details
Key specifications
Fitment
2023+ G87 M2; 2021+ G80 M3 / G82-G83 M4
Type
Piggyback performance tuner
Maps
Up to eight maps depending on configuration
Platform
BMW S58
Warranty
BMS advertises 5-year JB4 warranty
Compliance: Verify emissions legality, warranty impact, fuel requirements, and map suitability before use.
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