Bosch RP120 2-Pin Alternator Connector Plug – LS3 VE WM Gen 4 & Gen 5

Our Bosch RP120 2-Pin Alternator Connector Plug Kit is commonly used on LS3, Holden VE and WM Gen 4 & Gen 5 engine wiring harness applications.

This connector is ideal for replacing an original alternator plug that has become brittle, cracked, damaged or corroded, as well as for building or repairing custom engine conversion wiring harnesses.

The connector is supplied complete with the required terminals, weather seals and protective boot, providing a neat and professional solution for your automotive wiring project.

This style of Bosch 2-pin connector is also commonly used in some Common Rail Diesel Injector applications, making it a useful connector for a range of automotive electrical repairs.

Common Applications

• Bosch RP120 Alternator
• Holden VE
• Holden WM
• LS3 Engines
• GM Gen 4 Applications
• GM Gen 5 Applications
• LS Engine Conversions
• Custom Engine Wiring Harnesses
• Common Rail Diesel Injector Applications
• Replacement & Repair Harnesses

Features & Specifications

• Connector Type: Bosch RP120 Alternator Connector
• Pins: 2-Pin
• OEM Bosch Connector: 1
• Terminals: 2
• Weather Seals: 2
• Protective Boot: 1
• Wire Gauge: 22–18 AWG
• Sealed automotive connector design
• Suitable for engine harness repairs and custom wiring
• Great replacement for worn or damaged factory connectors

Kit Includes

• 1 × Bosch RP120 2-Pin Connector Housing
• 2 × Crimp Terminals
• 2 × Weather Seals
• 1 × Protective Boot

Whether you're repairing a factory harness, completing an LS engine conversion or building a custom engine loom, this Bosch-style connector kit provides a clean and reliable wiring solution.

Bluewire Automotive Part No: BWAP0031

Please Note: Connector applications can vary between vehicle models, engines, alternators and production years. Please compare your existing connector with the product images and specifications before ordering.