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Continue shopping477 HP Stage 1 Software | M340i/540i/740i/840i/Z4 M40i
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25Low stock
25In stock, ready to ship
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$395.00
-100%
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$395.00
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Description
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