Borgwarner 11657588995 upgrade turbo for N55 engine up to 450hp

Scope of delivery:
- 聽Borgwarner 11657588995 upgrade Turbo for N55 engine up to 450hp

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Description:
The base chargers 49131-07031 and 49131-07041 have been modified as follows:
- Milled compressor wheel
- Compressor wheel with high flow rate
- Extended tip to 30掳
- Rotor ground to 14掳
- ( weight reduction possible )
- Adapted, reworked compressor housing
- Power : 350 - 450 hp

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The turbos are manufactured directly by a Mitsubishi distributor with original parts and, of course, are finely balanced.

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聽fit聽for:
- BMW 135i (E82/E87/E88) with engine N54B30A
- BMW 1 Series M聽(E87) with engine N54B30A
- BMW 335i聽(E90/E91/E92/E93)聽with engine N54B30A
- BMW聽Z4 35i, 35is聽with engine N54B30A