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Audi B8 RS5 4.2L

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Audi B8 RS5 4.2L Engine Sensors

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Oxygen Sensor Tool - 22mm

ES#3673912 - B8800067 - Oxygen Sensor Tool - 22mm - 1/2" Drive - 7/8" x 6" - Extra Long - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

1/2" Drive - 7/8" x 6" - Extra Long 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Sep 30, 2026
Auto Notify
ON SALE! SAVE 20%
$29.99

This product was last offered at the strikethrough price on
05-02-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pressure Sensor - Priced Each

ES#4730389 - 06E906052 - Secondary Air Pressure Sensor - Priced Each - Monitors airflow of the secondary air injection valve - Hamburg Tech - Audi Volkswagen

Monitors airflow of the secondary air injection valve We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4730389
Mfg#:
06E906052
In Stock
ON SALE! SAVE 20%
$36.95

This product was last offered at the strikethrough price on
09-04-2026

$29.56 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#2561128 - 1K0998262S - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2561128
Mfg#:
1K0998262S
In Stock
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#5373924 - 03C907660AA - Oil Level Sensor - Located on the engine oil pan - Bremmen Parts - Audi Volkswagen

Located on the engine oil pan 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5373924
Mfg#:
03C907660AA
Ships on Mar 2, 2027
ON SALE! SAVE 20%
$104.99

This product was last offered at the strikethrough price on
08-25-2026

$83.99 USD
Free Shipping
on orders $49 and up

Innovate LC-2 Wideband O2 Controller Kit

ES#4809696 - 38770 - Innovate LC-2 Wideband O2 Controller Kit - Includes Lambda cable & 8-foot sensor cable. - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Includes Lambda cable & 8-foot sensor cable.

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4809696
Mfg#:
38770
In Stock at Vendor
$212.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#278064 - 059906433C - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Genuine Volkswagen Audi - Audi

Also known as the RPM or speed sensor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
278064
Mfg#:
059906433C
Ships in 1 day
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$186.99

This product was last offered at the strikethrough price on
09-08-2026

$173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thin Wall Oxygen Sensor Socket

ES#4001177 - CTA2064 - Thin Wall Oxygen Sensor Socket - Out of space? Use this thin wall socket. - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Out of space? Use this thin wall socket.

Brand:
CTA Tools - Corporate Logo
ES#:
4001177
Mfg#:
CTA2064
In Stock
$17.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#4745319 - 079919523J - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Vemo - Audi Volkswagen

Monitors coolant temperature for fan control & gauge readings

Brand:
Vemo - Corporate Logo
ES#:
4745319
Mfg#:
079919523J
Ships in 1 Business Day
$40.99

This product was last offered at the strikethrough price on
04-27-2026

$38.99 USD
Free Shipping
on orders $49 and up

Precision Raceworks Ethanol Sensor Breakout Harness

ES#4858864 - 201-0411 - Precision Raceworks Ethanol Sensor Breakout Harness - This breakout harness isolates the signal wire from your flex fuel sensor, allowing an external gauge to access the signal without modifying your existing flex fuel harness. - Precision Raceworks - Audi BMW Volkswagen

This breakout harness isolates the signal wire from your flex fuel sensor, allowing an external gauge to access the signal without modifying your existing flex fuel harness.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4858864
Mfg#:
201-0411
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SENSOR

ES#285156 - 079905377E - SENSOR - Fits left front & right rear - Genuine Volkswagen Audi - Audi

Fits left front & right rear

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285156
Mfg#:
079905377E
In Stock
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$143.99

This product was last offered at the strikethrough price on
08-26-2026

$133.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Socket - 22mm

Properly remove stubborn o2 sensors.

Brand:
Hazet - Corporate Logo
ES#:
4490396
Mfg#:
4680-1
Ships in 1 Business Day
$118.99

This product was last offered at the strikethrough price on
05-07-2026

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#1853404 - 1K0998262S - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1853404
Mfg#:
1K0998262S
Ships in 1 day
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$362.99

This product was last offered at the strikethrough price on
08-31-2026

$336.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Electrical Connector Kit - Housing With Pins & Wire Seals (3)

ES#4460528 - 1J0973723G-KIT - Electrical Connector Kit - Housing With Pins & Wire Seals (3) - Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades. - ECS - Audi Volkswagen

Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades. 10X Entries Into Our F80 M3 Sweepstakes
Please reference original part number from existing connector to confirm fitment, prior to ordering. *OEM

Brand:
ECS - Corporate Logo
ES#:
4460528
Mfg#:
1J0973723G-KIT
Ships on Nov 19, 2026
ON SALE! SAVE 25%
$26.99

This product was last offered at the strikethrough price on
06-13-2026

$20.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4173505 - 059906433C - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Bremi - Audi

Also known as the RPM or speed sensor

Brand:
Bremi - Corporate Logo
ES#:
4173505
Mfg#:
059906433C
Ships in 1 Business Day
$49.99

This product was last offered at the strikethrough price on
05-07-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Sensors

Random check engine light got you down? It's probably a bad sensor! We have all the electrical sensors your engine needs to send information to your ECU so everything stays happy. Find it, fix it, and replace it with our OEM sensors or save some money with quality aftermarket sensors.

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Manufacturer names and/or part numbers are used only for identification purposes.

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