OEM Delphi ES20421-12B1 Lambda Sensor

Name: Lambda Sensor
Brand: Delphi
SKU: ES20421-12B1
Availability: InStock

Excellent quality — OEM part What’s this?

Manufacturer: Delphi

Part Number (MPN/SKU): ES20421-12B1 (ES2042112B1)

Product Groups/Categories: Engine, Exhaust System, Electrics, Fuel Mixture Formation, Exhaust Emission Control

Product Details for ES20421-12B1 by Delphi

OEM Delphi Lambda Sensor with part number ES20421-12B1 in the Engine category. Designed for BMW vehicles. Find the best offer for Delphi ES20421-12B1 from our trusted suppliers.

For detailed technical data, visit Product specifications.

Delphi ES20421-12B1 is also known by the following OEM part numbers: 11787589475, etc.

See original manufacturer codes in OEM part numbers.

This product fits the following models: BMW 1 (E82), BMW 1 (E88), BMW 1 Sports Hatch (F20), BMW 1 Sports Hatch (F21), BMW 3 (E92), BMW 3 (E93), BMW 3 (F30, F80), BMW 3 Gran Turismo (F34), BMW 3 Sedan (E90), BMW 3 Touring (E91), etc.

Fitment data is a guide, not a guarantee. Compare with the part you’re replacing, or ask your mechanic, before ordering.

Will it fit your vehicle? Check all compatible models in Vehicle compatibility.

OEM Delphi ES20421-12B1 Lambda Sensor is also cross-referenced with the following part numbers: BOSCH 0258010162, FACET 10.8554, WALKER PRODUCTS 250-24991, etc.

Find equivalent parts from other brands in Cross reference.

Product Specifications & Characteristics

These are the detailed technical specifications, characteristics and key features of Delphi ES20421-12B1, including material, dimensions, and design details.

Characteristic Technical parameter	Value Specification
Cable Length [mm]	735
Lambda Sensor	Heated
Lambda Sensor	Planar probe

Original (OE/OEM) part numbers

These are the original OE/OEM numbers equivalent to Delphi ES20421-12B1.

Manufacturer Vehicle brand	OEM Part Numbers Original equipment manufacturer codes
BMW	11787589475

Cross References & Interchange Guide

Here you can find parts from other brands equivalent to Delphi ES20421-12B1, offering the same fit and function as the original component. Aftermarket interchanges for Delphi ES20421-12B1 are offered by Bosch, Facet, Walker Products.

Producer Aftermarket brand	Cross Numbers Compatible part numbers
BOSCH	0258010162, 0258010416
FACET	10.8554
WALKER PRODUCTS	250-24991

Vehicle Fitment for Delphi ES20421-12B1

This section lists all vehicle models compatible with Delphi ES20421-12B1, helping you verify if the part fits your specific make and model. Suitable for BMW 1 (E82), BMW 1 (E88), BMW 1 Sports Hatch (F20), BMW 1 Sports Hatch (F21), BMW 3 (E92), BMW 3 (E93), BMW 3 (F30, F80), BMW 3 Gran Turismo (F34), BMW 3 Sedan (E90), BMW 3 Touring (E91) and other models listed below.

Cars & Light Commercial Vehicles:

BMW 1 (E82)

2007 - 2013

Modifications:
135 i

Drives:
Rear-Wheel Drive

Bodies:
Coupe

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol

Parts for BMW 1 Coupe by year: 2009·2010·2011·2012·2013

BMW 1 (E88)

2008 - 2013

Modifications:
135 i

Drives:
Rear-Wheel Drive

Bodies:
Convertible

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

Parts for BMW 1 Convertible by year: 2009·2010·2011·2012·2013

BMW 1 Sports Hatch (F20)

2012 - 2016

Modifications:
M 135 i, M 135 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Hatchback

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 320 hp 235 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

Parts for BMW 1 by year: 2012·2013·2014·2015·2016

BMW 1 Sports Hatch (F21)

2011 -

Modifications:
M 135 i, M 135 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Hatchback

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 320 hp 235 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

BMW 3 (E92)

2006 - 2013

Modifications:
335 i, 335 i xDrive, 335 xi

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Coupe

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol

Parts for BMW 3 Coupe by year: 2009·2010·2011·2012·2013

BMW 3 (E93)

2006 - 2013

Modifications:
335 i

Drives:
Rear-Wheel Drive

Bodies:
Convertible

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol

Parts for BMW 3 Convertible by year: 2009·2010·2011·2012·2013

BMW 3 (F30, F80)

2011 - 2015

Modifications:
335 i, 335 i xDrive, ActiveHybrid

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Saloon

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

N55 B30 A 340 hp 250 kW 3.0 L Petrol

N55 B30 A 340 hp 250 kW 3.0 L Petrol/Electric

Parts for BMW 3 by year: 2011·2012·2013·2014·2015

BMW 3 Gran Turismo (F34)

2013 - 2016

Modifications:
335 i, 335 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Hatchback

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

N55 B30 A 340 hp 250 kW 3.0 L Petrol

Parts for BMW 3 Gran Turismo by year: 2013·2014·2015·2016

BMW 3 Sedan (E90)

2006 - 2011

Modifications:
335 i, 335 i xDrive, 335 xi

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Saloon

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 299 hp 220 kW 3.0 L Petrol

N54 B30 A 305 hp 224 kW 3.0 L Petrol

N54 B30 A 306 hp 225 kW 3.0 L Petrol

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol

BMW 3 Touring (E91)

2006 - 2012

Modifications:
335 i, 335 i xDrive, 335 xi

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Estate

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol

Parts for BMW 3 Touring by year: 2011·2012·2013·2014·2015

BMW 3 Touring (F31)

2013 - 2015

Modifications:
335 i, 335 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Estate

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

N55 B30 A 340 hp 250 kW 3.0 L Petrol

BMW 4 (F32, F82)

2013 - 2016

Modifications:
435 i, 435 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Coupe

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 340 hp 250 kW 3.0 L Petrol

Parts for BMW 4 Coupe by year: 2013·2014·2015·2016

BMW 4 (F33, F83)

2013 - 2017

Modifications:
420 i, 428 i, 428 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Convertible

Engines: (Legend: Petrol Diesel Gas)

N20 B20 B 184 hp 135 kW 2.0 L Petrol

N20 B20 A N26 B20 A 245 hp 180 kW 2.0 L Petrol

Parts for BMW 4 Convertible by year: 2013·2014·2015·2016·2017

BMW 4 Gran (F36)

2014 - 2017

Modifications:
420 i, 428 i, 428 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Coupe

Engines: (Legend: Petrol Diesel Gas)

N20 B20 B 184 hp 135 kW 2.0 L Petrol

N20 B20 A N26 B20 A 245 hp 180 kW 2.0 L Petrol

BMW 5 (F10)

2010 - 2016

Modifications:
535 i, 535 i xDrive, ActiveHybrid

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Saloon

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

N55 B30 A 340 hp 250 kW 3.0 L Petrol/Electric

BMW 5 Gran Turismo (F07)

2009 - 2017

Modifications:
535 i, 535 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Hatchback

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

BMW 5 Touring (F11)

2010 - 2017

Modifications:
535 i, 535 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Estate

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 326 hp 240 kW 3.0 L Petrol

BMW 6 (F12)

2011 - 2018

Modifications:
640 i, 640 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Convertible

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 320 hp 235 kW 3.0 L Petrol

BMW 6 (F13)

2011 - 2017

Modifications:
640 i, 640 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Coupe

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 320 hp 235 kW 3.0 L Petrol

BMW 6 Gran (F06)

2012 - 2018

Modifications:
640 i, 640 i xDrive

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Coupe

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 320 hp 235 kW 3.0 L Petrol

BMW 7 Sedan (F01, F02, F03, F04)

2012 - 2015

Modifications:
740 i, Li, Li xDrive, ActiveHybrid 7

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
Saloon

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 320 hp 235 kW 3.0 L Petrol

N55 B30 A 354 hp 260 kW 3.0 L Petrol/Electric

BMW X3 (F25)

2010 - 2017

Modifications:
sDrive 20 i, xDrive 35 i

Drives:
All-wheel Drive, Rear-Wheel Drive

Bodies:
SUV

Engines: (Legend: Petrol Diesel Gas)

N20 B20 A 184 hp 135 kW 2.0 L Petrol

N55 B30 A 306 hp 225 kW 3.0 L Petrol

BMW X4 (F26)

2014 - 2018

Modifications:
M 40 i, xDrive 35 i

Drives:
All-wheel Drive

Bodies:
SUV

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 360 hp 265 kW 3.0 L Petrol

BMW X5 (E70)

2010 - 2013

Modifications:
xDrive 35 i, xDrive 40 i

Drives:
All-wheel Drive

Bodies:
SUV

Engines: (Legend: Petrol Diesel Gas)

N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 320 hp 235 kW 3.0 L Petrol

BMW X6 (E71, E72)

2008 - 2014

Modifications:
xDrive 35 i

Drives:
All-wheel Drive

Bodies:
SUV

Engines: (Legend: Petrol Diesel Gas)

N54 B30 A N55 B30 A 305 hp 224 kW 3.0 L Petrol

N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol

N55 B30 A 320 hp 235 kW 3.0 L Petrol

Vehicle Details Make / Model • Modification • Drive • Body	Years Production period	Engine Specifications Compatible engines (Legend: Petrol Diesel Gas)
BMW 1 (E82) Modifications: 135 i Drives: Rear-Wheel Drive Bodies: Coupe	2007 - 2013	N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol
Parts for BMW 1 Coupe by year: 2009·2010·2011·2012·2013
BMW 1 (E88) Modifications: 135 i Drives: Rear-Wheel Drive Bodies: Convertible	2008 - 2013	N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol
Parts for BMW 1 Convertible by year: 2009·2010·2011·2012·2013
BMW 1 Sports Hatch (F20) Modifications: M 135 i, M 135 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Hatchback	2012 - 2016	N55 B30 A 320 hp 235 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol
Parts for BMW 1 by year: 2012·2013·2014·2015·2016
BMW 1 Sports Hatch (F21) Modifications: M 135 i, M 135 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Hatchback	2011 -	N55 B30 A 320 hp 235 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol
BMW 3 (E92) Modifications: 335 i, 335 i xDrive, 335 xi Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Coupe	2006 - 2013	N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol
Parts for BMW 3 Coupe by year: 2009·2010·2011·2012·2013
BMW 3 (E93) Modifications: 335 i Drives: Rear-Wheel Drive Bodies: Convertible	2006 - 2013	N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol
Parts for BMW 3 Convertible by year: 2009·2010·2011·2012·2013
BMW 3 (F30, F80) Modifications: 335 i, 335 i xDrive, ActiveHybrid Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Saloon	2011 - 2015	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol N55 B30 A 340 hp 250 kW 3.0 L Petrol N55 B30 A 340 hp 250 kW 3.0 L Petrol/Electric
Parts for BMW 3 by year: 2011·2012·2013·2014·2015
BMW 3 Gran Turismo (F34) Modifications: 335 i, 335 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Hatchback	2013 - 2016	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol N55 B30 A 340 hp 250 kW 3.0 L Petrol
Parts for BMW 3 Gran Turismo by year: 2013·2014·2015·2016
BMW 3 Sedan (E90) Modifications: 335 i, 335 i xDrive, 335 xi Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Saloon	2006 - 2011	N54 B30 A N55 B30 A 299 hp 220 kW 3.0 L Petrol N54 B30 A 305 hp 224 kW 3.0 L Petrol N54 B30 A 306 hp 225 kW 3.0 L Petrol N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol
BMW 3 Touring (E91) Modifications: 335 i, 335 i xDrive, 335 xi Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Estate	2006 - 2012	N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N54 B30 A N55 B30 A 326 hp 240 kW 3.0 L Petrol
Parts for BMW 3 Touring by year: 2011·2012·2013·2014·2015
BMW 3 Touring (F31) Modifications: 335 i, 335 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Estate	2013 - 2015	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol N55 B30 A 340 hp 250 kW 3.0 L Petrol
BMW 4 (F32, F82) Modifications: 435 i, 435 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Coupe	2013 - 2016	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 340 hp 250 kW 3.0 L Petrol
Parts for BMW 4 Coupe by year: 2013·2014·2015·2016
BMW 4 (F33, F83) Modifications: 420 i, 428 i, 428 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Convertible	2013 - 2017	N20 B20 B 184 hp 135 kW 2.0 L Petrol N20 B20 A N26 B20 A 245 hp 180 kW 2.0 L Petrol
Parts for BMW 4 Convertible by year: 2013·2014·2015·2016·2017
BMW 4 Gran (F36) Modifications: 420 i, 428 i, 428 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Coupe	2014 - 2017	N20 B20 B 184 hp 135 kW 2.0 L Petrol N20 B20 A N26 B20 A 245 hp 180 kW 2.0 L Petrol
BMW 5 (F10) Modifications: 535 i, 535 i xDrive, ActiveHybrid Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Saloon	2010 - 2016	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol N55 B30 A 340 hp 250 kW 3.0 L Petrol/Electric
BMW 5 Gran Turismo (F07) Modifications: 535 i, 535 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Hatchback	2009 - 2017	N55 B30 A 306 hp 225 kW 3.0 L Petrol
BMW 5 Touring (F11) Modifications: 535 i, 535 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Estate	2010 - 2017	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 326 hp 240 kW 3.0 L Petrol
BMW 6 (F12) Modifications: 640 i, 640 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Convertible	2011 - 2018	N55 B30 A 320 hp 235 kW 3.0 L Petrol
BMW 6 (F13) Modifications: 640 i, 640 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Coupe	2011 - 2017	N55 B30 A 320 hp 235 kW 3.0 L Petrol
BMW 6 Gran (F06) Modifications: 640 i, 640 i xDrive Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Coupe	2012 - 2018	N55 B30 A 320 hp 235 kW 3.0 L Petrol
BMW 7 Sedan (F01, F02, F03, F04) Modifications: 740 i, Li, Li xDrive, ActiveHybrid 7 Drives: All-wheel Drive, Rear-Wheel Drive Bodies: Saloon	2012 - 2015	N55 B30 A 320 hp 235 kW 3.0 L Petrol N55 B30 A 354 hp 260 kW 3.0 L Petrol/Electric
BMW X3 (F25) Modifications: sDrive 20 i, xDrive 35 i Drives: All-wheel Drive, Rear-Wheel Drive Bodies: SUV	2010 - 2017	N20 B20 A 184 hp 135 kW 2.0 L Petrol N55 B30 A 306 hp 225 kW 3.0 L Petrol
BMW X4 (F26) Modifications: M 40 i, xDrive 35 i Drives: All-wheel Drive Bodies: SUV	2014 - 2018	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 360 hp 265 kW 3.0 L Petrol
BMW X5 (E70) Modifications: xDrive 35 i, xDrive 40 i Drives: All-wheel Drive Bodies: SUV	2010 - 2013	N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 320 hp 235 kW 3.0 L Petrol
BMW X6 (E71, E72) Modifications: xDrive 35 i Drives: All-wheel Drive Bodies: SUV	2008 - 2014	N54 B30 A N55 B30 A 305 hp 224 kW 3.0 L Petrol N54 B30 A N55 B30 A 306 hp 225 kW 3.0 L Petrol N55 B30 A 320 hp 235 kW 3.0 L Petrol