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  • Aftermarket Bosch Voltage Regulator IB6088
Aftermarket Bosch Voltage Regulator IB6088
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Aftermarket Bosch Voltage Regulator IB6088

Bosch
IB6088
In stock
Voltage Regulator
$80.00
Aftermarket Bosch Voltage Regulator IB6088

Shipping

In-stock orders ship out same day or next business day via USPS.

Pre Order

Pre-orders ship out in the order received within 7–21 business days.

Customer Support

Need help finding a part? Contact Support@RCAutoElectric.com

Description

Specifications

  • MFR: Bosch
  • FEATURE 1: 100% New
  • NOTE 1: BSS
  • SPECS: 12 Volt, B-Circuit

Used On

  • BMW (2006-2013)
  • BMW - China (2007-2011)
  • BMW - Europe (2005-2015)

Replaces

BMW: 12-31-561-924, 12-31-561-939
Bosch: F 00M 346 014, F 00M 346 025, F 00M 346 032, F 00M 346 088

Lester Numbers

11300

Unit Numbers

BMW: 12-31-7-550-967, 12-31-7-550-967, 12-31-7-551-254, 12-31-7-551-254
Bosch: 0 121 615 010, 0 121 615 110
Steyr: 7550967

Vehicle Application

BMW - China Car
523Li 2.5L, N52B25BE, Non-Turbo 2008–2010
523Li 2.5L, N52B25AF, Non-Turbo 2011
525Li 2.5L, N52B25BF, Non-Turbo 2007–2010
530Li 3.0L, N52B30BF, Non-Turbo 2008–2010

BMW - Europe Car
1 (E81) Eng.N52 B30 A, N52 B30 B, N52 B30 BF 130 i 190kW N52 B30 A, N52 B30 B, N52 B30 BF 2006–2011
1 (E81) Eng.N52 B30 A, N52 B30 B, N52 B30 BF 130 i 195kW N52 B30 A, N52 B30 B, N52 B30 BF 2006–2011
1 (E87) Eng.N52 B30 A, N52 B30 AF, N52 B30 B, N52 B30 BF 130 i 190kW N52 B30 A, N52 B30 AF, N52 B30 B, N52 B30 BF 2005–2012
1 (E87) Eng.N52 B30 A, N52 B30 AF, N52 B30 B, N52 B30 BF 130 i 195kW N52 B30 A, N52 B30 AF, N52 B30 B, N52 B30 BF 2005–2012
1 Convertible (E88) Eng.N51 B30 A 128 i 171kW N51 B30 A 2008–2013
1 Convertible (E88) Eng.N52 B30 A 125 i 160kW N52 B30 A 2008–2013
1 Coupe (E82) Eng.N52 B30 A 125 i 160kW N52 B30 A 2008–2013
3 (E90) Eng.325 i 155kW 2007–2011
3 (E90) Eng.N52 B25 A 323 i 140kW N52 B25 A 2008–2011
3 (E90) Eng.N52 B25 A 325 i 155kW N52 B25 A 2008–2011
3 (E90) Eng.N52 B25 A 325 i 160kW N52 B25 A 2008–2011
3 (E90) Eng.N52 B25 A 325 xi 160kW N52 B25 A 2008–2011
3 (E90) Eng.N52 B30 A, N53 B30 A 330 i 200kW N52 B30 A, N53 B30 A 2007–2011
3 (E90) Eng.N53 B30 A 325 i xDrive 160kW N53 B30 A 2008–2011
3 (E90) Eng.N53 B30 A 325 xi 160kW N53 B30 A 2007–2008
3 (E90) Eng.N53 B30 A 330 i xDrive 200kW N53 B30 A 2008–2011
3 (E90) Eng.N53 B30 A 330 xi 200kW N53 B30 A 2007–2011
3 (E90) Eng.N53 B30, N53 B30 A 325 i 160kW N53 B30, N53 B30 A 2007–2011
3 Convertible (E93) Eng.N51 B30 A, N53 B30 A 325 i 160kW N51 B30 A, N53 B30 A 2007–2013
3 Convertible (E93) Eng.N52 B25 A 325 i 160kW N52 B25 A 2008–2013
3 Convertible (E93) Eng.N52 B30 A, N53 B30 A 330 i 200kW N52 B30 A, N53 B30 A 2007–2013
3 Convertible (E93) Eng.N53 B30 A 325 i 155kW N53 B30 A 2006–2013
3 Coupe (E92) Eng.N51 B30 A, N53 B30 A 325 i 160kW N51 B30 A, N53 B30 A 2005–2013
3 Coupe (E92) Eng.N51 B30 A, N53 B30 A 325 i xDrive 160kW N51 B30 A, N53 B30 A 2008–2013
3 Coupe (E92) Eng.N52 B25 A, N52 B25 C 325 i 160kW N52 B25 A, N52 B25 C 2008–2013
3 Coupe (E92) Eng.N52 B25 A, N52 B25 C 325 xi 160kW N52 B25 A, N52 B25 C 2008–2013
3 Coupe (E92) Eng.N52 B30 A, N53 B30 A 330 i 200kW N52 B30 A, N53 B30 A 2006–2010
3 Coupe (E92) Eng.N52 B30 A, N53 B30 A 330 xi 200kW N52 B30 A, N53 B30 A 2006–2013
3 Coupe (E92) Eng.N53 B30 A 325 i 155kW N53 B30 A 2005–2013
3 Coupe (E92) Eng.N53 B30 A 325 xi 160kW N53 B30 A 2007–2013
3 Coupe (E92) Eng.N53 B30 A 330 i xDrive 200kW N53 B30 A 2008–2013
3 Touring (E91) Eng.323 i 140kW 2008
3 Touring (E91) Eng.N51 B30 A, N53 B30 A 325 i xDrive 160kW N51 B30 A, N53 B30 A 2007–2012
3 Touring (E91) Eng.N52 B25 A, N52 B25 C 325 i 160kW N52 B25 A, N52 B25 C 2008–2010
3 Touring (E91) Eng.N52 B25 A, N52 B25 C 325 xi 160kW N52 B25 A, N52 B25 C 2008–2011
3 Touring (E91) Eng.N52 B30 A, N53 B30 A 330 i 200kW N52 B30 A, N53 B30 A 2007–2012
3 Touring (E91) Eng.N53 B30 A 325 i 155kW N53 B30 A 2007–2012
3 Touring (E91) Eng.N53 B30 A 325 i 160kW N53 B30 A 2007–2012
3 Touring (E91) Eng.N53 B30 A 325 xi 160kW N53 B30 A 2007–2012
3 Touring (E91) Eng.N53 B30 A 330 i xDrive 200kW N53 B30 A 2007–2012
3 Touring (E91) Eng.N53 B30 A 330 xi 200kW N53 B30 A 2007–2012
5 (E60) Eng.N52 B25 A, N53 B25 A 523 i 140kW N52 B25 A, N53 B25 A 2007–2010
5 (E60) Eng.N52 B30 A, N53 B30 A 530 i 200kW N52 B30 A, N53 B30 A 2006–2009
5 (E60) Eng.N52 B30 A, N53 B30 A 530 i xDrive 200kW N52 B30 A, N53 B30 A 2007–2009
5 (E60) Eng.N52 B30 A, N53 B30 A 530 xi 200kW N52 B30 A, N53 B30 A 2005–2007
5 (E60) Eng.N53 B30 A 525 i 160kW N53 B30 A 2007–2010
5 (E60) Eng.N53 B30 A 525 i xDrive 160kW N53 B30 A 2008–2010
5 (E60) Eng.N53 B30 A 525 xi 160kW N53 B30 A 2008–2010
5 Touring (E61) Eng.N52 B25 A, N53 B25 A 523 i 140kW N52 B25 A, N53 B25 A 2007–2010
5 Touring (E61) Eng.N52 B30 A, N53 B30 A 525 xi 160kW N52 B30 A, N53 B30 A 2007–2010
5 Touring (E61) Eng.N52 B30 A, N53 B30 A 530 i 200kW N52 B30 A, N53 B30 A 2007–2010
5 Touring (E61) Eng.N52 B30 A, N53 B30 A 530 i xDrive 200kW N52 B30 A, N53 B30 A 2008–2010
5 Touring (E61) Eng.N52 B30 A, N53 B30 A 530 xi 200kW N52 B30 A, N53 B30 A 2007–2010
5 Touring (E61) Eng.N53 B30 A 525 i 160kW N53 B30 A 2007–2010
5 Touring (E61) Eng.N53 B30 A 525 i xDrive 160kW N53 B30 A 2008–2010
6 (E63) Eng.N52 B30 A, N52 B30 BF 630 i 200kW N52 B30 A, N52 B30 BF 2007–2010
6 Convertible (E64) Eng.N52 B30 A, N52 B30 B, N52 B30 BF 630 i 200kW N52 B30 A, N52 B30 B, N52 B30 BF 2007–2010
X1 (E84) Eng.N52 B30 A xDrive 25 i 160kW N52 B30 A 2010–2015
X1 (E84) Eng.N52 B30 A xDrive 28 i 190kW N52 B30 A 2009–2015
X3 (E83) Eng.N52 B25 A 2.5 si 160kW N52 B25 A 2006–2008
X3 (E83) Eng.N52 B25 A 2.5 si xDrive 155kW N52 B25 A 2006–2008
X3 (E83) Eng.N52 B25 A xDrive 25 i 160kW N52 B25 A 2008–2011
X3 (E83) Eng.N52 B30 A 3.0 si 200kW N52 B30 A 2006–2008
X3 (E83) Eng.N52 B30 A xDrive 30 i 200kW N52 B30 A 2008–2009
X5 (E70) Eng.N52 B30 A 3.0 si 200kW N52 B30 A 2006–2008
X5 (E70) Eng.N52 B30 A xDrive 30 i 200kW N52 B30 A 2008–2010

BMW Car
128i L6 3.0L 2996cc 2008–2013
323i L6 2.5L 2497cc 2007–2009
328i xDrive L6 3.0L 2996cc 2009–2013
328i L6 3.0L 2996cc 2007–2013
328xi L6 3.0L 2996cc 2007–2008
330i L6 3.0L 2996cc N52 2006
330xi L6 3.0L 2996cc N52 2006
528i xDrive L6 3.0L 2996cc 2009–2010
528i L6 3.0L 2996cc 2008–2010
528xi L6 3.0L 2996cc 2008

BMW Truck
X3 L6 3.0L 2996cc 2007–2010

Features & Benefits

  • Precision aftermarket replacement part
  • Regulates alternator output voltage
  • Helps maintain proper battery charging
  • Supports stable charging system performance
  • Manufactured to match original specifications
  • Designed for dependable long-term operation
  • Ideal for alternator rebuilding and repair
  • Cross-referenced to OEM and aftermarket part numbers

What Does a Voltage Regulator Do?

The voltage regulator controls the alternator's output by regulating current supplied to the rotor field winding. As electrical demand changes, the regulator continuously adjusts field current to maintain the proper charging voltage for the battery and the vehicle's electrical system.

A properly functioning voltage regulator helps prevent battery overcharging and undercharging while protecting sensitive electrical components from excessive voltage. Because charging system performance depends on the interaction between the regulator, rotor, stator, rectifier, and battery, replacing a faulty regulator is an important step in restoring alternator performance.

Common Signs Replacement Is Needed

Replace the voltage regulator if you notice:

  • Battery overcharging
  • Battery not charging
  • Low charging voltage
  • High charging voltage
  • Battery warning light illuminated
  • Intermittent charging problems
  • Headlights that brighten or dim with engine speed
  • Charging system failure during testing
  • Voltage regulator failure discovered during alternator rebuilding

Installation Recommendations

Installation should be performed by a qualified technician or experienced alternator rebuilder. Before installing the new regulator, inspect the brushes, brush holder, slip rings, rotor, stator, rectifier, wiring, and electrical connections for signs of wear or damage.

Always verify connector configuration and mounting style before installation. After assembly, bench-test the alternator to confirm proper charging voltage and overall charging system performance.

While You're Rebuilding

Inspect other common wear components to help maximize charging system reliability:

Why Buy From RC Auto Electric?

RC Auto Electric specializes in alternator and starter rebuilding components for professional rebuilders, repair shops, automotive technicians, and DIY enthusiasts. Our extensive catalog includes thousands of OEM and aftermarket electrical components backed by accurate cross-reference information to help simplify part identification and reduce ordering mistakes.

Disclaimer

Compatibility information is provided as a reference only. Manufacturing revisions, production changes, and previous rebuilding modifications may affect internal alternator components. Always compare the original part, connector configuration, mounting style, voltage specifications, cross-reference numbers, and product photographs before installation. If you are unsure about compatibility, contact RC Auto Electric before ordering.

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