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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Engine Electrical Parts

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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:
Facet - Corporate Logo
ES#:
4660167
Mfg#:
079919523J
In Stock at Vendor
$37.99

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

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Drive Oxygen Sensor Wrench

ES#2944218 - LIS12390 - Dual Drive Oxygen Sensor Wrench - Tool comes with both 1/2" and 3/8" drive. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tool comes with both 1/2" and 3/8" drive. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lisle - Corporate Logo
ES#:
2944218
Mfg#:
LIS12390
Ships in 6 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium 3.0T/2.9T Ignition Coil Hardware Kit - Set Of Six Black Titanium Washers

ES#4476332 - TI-M6X1X40-6BLK - Titanium 3.0T/2.9T Ignition Coil Hardware Kit - Set Of Six Black Titanium Washers - Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! - ECS - Audi

Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4476332
Mfg#:
TI-M6X1X40-6BLK
Ships in 4 Business Days
ON SALE! SAVE 10%
$63.99

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

$57.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bumper 300

ES#4492820 - 40-060 - Bumper 300 - Don't scratch your paint with your battery tender. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't scratch your paint with your battery tender. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492820
Mfg#:
40-060
In Stock at Vendor
$56.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Battery Disconnect Switch - 4 Terminal

ES#3604639 - EL-LA4578 - Battery Disconnect Switch - 4 Terminal - 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#:
3604639
Mfg#:
EL-LA4578
Ships in 5 Business Days
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Bolts - Priced Each

ES#3187578 - N91248701 - Throttle Body Bolts - Priced Each - M6X75 - Genuine Volkswagen Audi - Audi

M6X75 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3187578
Mfg#:
N91248701
Ships in 1-2 days
25% off MSRP

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

$3.99

This product was last offered at the strikethrough price on
06-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK Indicator Panel

ES#3676988 - 56-380 - CTEK Indicator Panel - Displays battery health at all times. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Displays battery health at all times. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
3676988
Mfg#:
56-380
In Stock at Vendor
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

knock Sensor

ES#3678765 - 06M905377 - knock Sensor - Detects engine knock and changes timing accordingly (Sensor only) - Genuine Volkswagen Audi - Audi

Detects engine knock and changes timing accordingly (Sensor only) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678765
Mfg#:
06M905377
Ships in 1-2 days
10% off MSRP

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

$50.99

This product was last offered at the strikethrough price on
02-26-2026

$45.99 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:
Walker - Corporate Logo
ES#:
4745320
Mfg#:
079919523J
In Stock at Vendor
$46.99

This product was last offered at the strikethrough price on
04-10-2026

$40.99 USD
Free Shipping
on orders $49 and up

Camshaft Position Sensor

ES#4839774 - 06M907601D - Camshaft Position Sensor - Also referred to as the impulse sender - URO - Audi

Also referred to as the impulse sender affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4839774
Mfg#:
06M907601D
Ships in 2 Business Days
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft/Camshaft Position Sensor

ES#4849666 - 057906433B - Crankshaft/Camshaft Position Sensor - Also referred to as the impulse sender - URO - Audi

Also referred to as the impulse sender affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4849666
Mfg#:
057906433B
Ships in 2 Business Days
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel 3.0T/2.9T Ignition Coil Hardware Kit - Black Titanium Washers

ES#4475746 - 97646A327-6BLK - Stainless Steel 3.0T/2.9T Ignition Coil Hardware Kit - Black Titanium Washers - Upgraded stainless steel tie down bolts and black titanium ZSPEC washers! - ECS - Audi

Upgraded stainless steel tie down bolts and black titanium ZSPEC washers! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4475746
Mfg#:
97646A327-6BLK
Ships in 4 Business Days
ON SALE!
$34.99

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

$33.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#3625024 - 079919523B - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - FAE - Audi Volkswagen

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

Brand:
FAE - Corporate Logo
ES#:
3625024
Mfg#:
079919523B
Ships on Jun 29, 2026
$32.99 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

Throttle Body Service Kit

ES#4845518 - 06m133237aKT - Throttle Body Service Kit - Replace your throttle body o-rings with new hardware at the same time! - Genuine Volkswagen Audi - Audi

Replace your throttle body o-rings with new hardware at the same time! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4845518
Mfg#:
06M133237AKT
Ships in 1-2 days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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

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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