Pins and Sockets for most major connections (Eg. Diagnostic Connector, radiator temp switch, coolant level, etc) Pin Size BMW Part Number Part Type Wire Size (mm²) Wire Gauge (AWG) ITT Cannon Part Number TE Connectivity Part Number Description 2.5 mm 61131376191 Male 0.5–1.5 mm² 14–20 AWG APK-PB25A10-002 929963-1 Male terminal for 0.5–1.5 mm² wire 2.5 mm 61131376193 Male 1.0–2.5 mm² 12–14 AWG APK-PB25A25-002 929964-1 Male terminal for 1.0–2.5 mm² wire 2.5 mm 61131376195 Male 2.5–4.0 mm² 10–12 AWG APK-PB25A40-002 929965-1 Male terminal for 2.5–4.0 mm² wire 2.5 mm 61131376202 Female 0.5–1.5 mm² 14–20 AWG APK-SB25A10-002 929970-1 Female terminal for 0.5–1.5 mm² wire 2.5 mm 61131376204 Female 1.0–2.5 mm² 12–14 AWG APK-SB25A25-002 929971-1 Female terminal for 1.0–2.5 mm² wire 2.5 mm 61131376206 Female 2.5–4.0 mm² 10–12 AWG APK-SB25A40-002 929972-1 Female terminal for 2.5–4.0 mm² wire — 83300495385 (old PN 88886611132) Extraction Tool — — — Hazet 4671-4 OEM extraction tool for 2.5 mm pins and sockets     Pins and Sockets for door jams (1.6mm) and other non standard connectors (3.5mm). Pin Size BMW Part Number Part Type Manufacturer Manufacturer Part Number Description 3.5 mm 61131362144 Male AMP 925713-1 Male connector for 3.5 mm connectors 3.5 mm 61131359289 Female AMP 925712-2 Female connector for 3.5 mm connectors 1.6 mm 61131371605 Male AMP 164161-3 Male connector for 1.6 mm connectors 1.6 mm 61131371607 Female AMP 1-66360-2 Female connector for 1.6 mm connectors — — … Continue reading E30 connector pin alternatives to OEM BMW