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477 HP Stage 1 Software | M340i/540i/740i/840i/Z4 M40i
477 HP Stage 1 Software | M340i/540i/740i/840i/Z4 M40i
Regular price
$395.00 USD
Sale price
$395.00 USD
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Calculated Flywheel Power:
OEM Stock: 420HP / 463TQ
Tuned 93 Octane: 477HP / 516TQ
Measured Wheel Power:
OEM Stock 345WHP / 380WTQ
Tuned 93 Octane: 391WHP / 423WTQ
- Exhaust overrun option
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