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Audi B8/B8.5 S4 Quattro 3.0T

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Audi B8/B8.5 S4 Quattro 3.0T Engine Electrical Parts

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Fuel Pump Seal

ES#4872234 - 4F0919133B - Fuel Pump Seal - Located between the union nut and the plastic ring - URO - Audi

Located between the union nut and the plastic ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4872234
Mfg#:
4F0919133B
Back Ordered
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Battery Disconnect Switch - 2 Terminal W/ Removable Key

ES#3604638 - EL-LA45758 - Battery Disconnect Switch - 2 Terminal W/ Removable Key - Quickly shut down your battery in an emergency. - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Quickly shut down your battery in an emergency. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
3604638
Mfg#:
EL-LA45758
Ships in 5 Business Days
$32.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

Monitors coolant temperature for fan control & gauge readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Four Seasons - Corporate Logo
ES#:
4057463
Mfg#:
06A919501A
In Stock at Vendor
$33.99

This product was last offered at the strikethrough price on
01-16-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Located on the rear of the supercharger

Brand:
Spectra Premium - Corporate Logo
ES#:
4135626
Mfg#:
03C906051F
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4057416 - 4H0959126B - A/C Pressure Switch - Prevents excess pressure from building within the system - ACM - Audi

Prevents excess pressure from building within the system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACM - Corporate Logo
ES#:
4057416
Mfg#:
4H0959126B
Back Ordered
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK Mounting Bracket

ES#4492819 - 40-006 - CTEK Mounting Bracket - Easily mount your charger in the garage up and out of the way. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Easily mount your charger in the garage up and out of the way. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492819
Mfg#:
40-006
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Battery Treatment Kit

ES#4430758 - mc101nocoKT - Battery Treatment Kit - Every thing you need to keep your battery terminals clean. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Every thing you need to keep your battery terminals clean. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4430758
Mfg#:
MC101NOCOKT
In Stock
$9.00

This product was last offered at the strikethrough price on
05-27-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

HD Precision Boost Battery Clamps - NOCO

ES#4346366 - GBC003 - HD Precision Boost Battery Clamps - NOCO - The needle nose design on these heavy-duty battery clamps ensure fitment in tight spaces for both 12-volt gas and diesel engines. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The needle nose design on these heavy-duty battery clamps ensure fitment in tight spaces for both 12-volt gas and diesel engines. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4346366
Mfg#:
GBC003
In Stock
ON SALE!
$24.99

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

$24.26 USD
Free Shipping
on orders $49 and up

Throttle Body Seal - Priced Each

ES#4138721 - 06E145272C - Throttle Body Seal - Priced Each - Seals the throttle body adapter plate on each side - Ajusa - Audi

Seals the throttle body adapter plate on each side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ajusa - Corporate Logo
ES#:
4138721
Mfg#:
06E145272C
Back Ordered
$11.99 USD
Free Shipping
on orders $49 and up

Wire With Terminals For 90 Degree 6 Pin Bulkhead - Red

ES#4883019 - 201-0360-RED - Wire With Terminals For 90 Degree 6 Pin Bulkhead - Red - Purchase the wires you need for your electrical bulkhead fitting here. Featuring Red FEP wire pre-cut to 24" 12 Gauge wire with the appropriate terminal pre-crimped and ready to install! - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz

Purchase the wires you need for your electrical bulkhead fitting here. Featuring Red FEP wire pre-cut to 24" 12 Gauge wire with the appropriate terminal pre-crimped and ready to install! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883019
Mfg#:
201-0360-RED
Ships in 7 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuse Puller Tool

ES#432899 - 8D0941802 - Fuse Puller Tool - Replacement tool intended to make fuse pulling trouble free - Genuine Volkswagen Audi - Audi Volkswagen

Replacement tool intended to make fuse pulling trouble free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
432899
Mfg#:
8D0941802
Ships in 3 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Offset Oxygen Sensor Wrench- Extended

ES#4001169 - CTA2065 - Offset Oxygen Sensor Wrench- Extended - Extra length is needed sometimes - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Extra length is needed sometimes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001169
Mfg#:
CTA2065
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#2840855 - 06A919501A - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Meyle - Audi Volkswagen

Monitors coolant temperature for fan control & gauge readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2840855
Mfg#:
06A919501A
Ships on Nov 12, 2026
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Memory Saver Tool

ES#3672745 - 295A - Memory Saver Tool - Plugs directly into your 12 volt receptacle to prevent lost presets and settings while the battery is disconnected. - Lang - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Plugs directly into your 12 volt receptacle to prevent lost presets and settings while the battery is disconnected. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lang - Corporate Logo
ES#:
3672745
Mfg#:
295A
Ships in 6 Business Days
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Battery Terminal Cap

ES#452308 - 8K0915429C - Battery Terminal Cap - Help protect the positive battery terminal - Genuine Volkswagen Audi - Audi

Help protect the positive battery terminal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452308
Mfg#:
8K0915429C
Ships in 3 Business Days
11% off MSRP

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

$17.99

This product was last offered at the strikethrough price on
07-06-2026

$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - Audi Volkswagen

Secures the coolant temperature sensor in place affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
Ships in 10 Business Days
Auto Notify
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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