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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Engine Parts & Accessories

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Transmission Mount

ES#5493047 - 8W0399156BH - Transmission Mount - Cure driveline slop, eliminate hard shifting thumps, and restore solid torque transfer to your Audi's drivetrain. - Febi - Audi

Cure driveline slop, eliminate hard shifting thumps, and restore solid torque transfer to your Audi's drivetrain.

Brand:
Febi - Corporate Logo
ES#:
5493047
Mfg#:
8W0399156BH
Back Ordered
$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! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4476332
Mfg#:
TI-M6X1X40-6BLK
Ships in 7 Business Days
ON SALE! SAVE 10%
$65.99

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

$59.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#513618 - N10413405 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x25 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x25 For vehicles with production date from 12/07/2020 up to 01/24/2022

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
513618
Mfg#:
N10413405
In Stock
11% off MSRP

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

$0.70

This product was last offered at the strikethrough price on
04-23-2026

$0.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#3187575 - N91127902 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x25 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M6x25 For vehicles with production date up to 12/07/2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3187575
Mfg#:
N91127902
In Stock
17% off MSRP

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

$5.99

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

$5.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger Oil Line Bracket

ES#3181956 - 06M145263A - Turbocharger Oil Line Bracket - A pin that goes with the oil return line to hold it in place - Genuine Volkswagen Audi - Audi

A pin that goes with the oil return line to hold it in place

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181956
Mfg#:
06M145263A
Ships in 1-2 days
14% off MSRP

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

$6.99

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Head Bolt - Priced Each

ES#468068 - N10405604 - Torx Head Bolt - Priced Each - Use new hardware with your new parts. M6x14 - Genuine Volkswagen Audi - Audi Volkswagen

Use new hardware with your new parts. M6x14

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468068
Mfg#:
N10405604
In Stock
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#3213277 - N10832501 - Hex Bolt - Priced Each - Hex bolt to secure pulley to water pump, four required. M6x10 - Genuine Volkswagen Audi - Audi

Hex bolt to secure pulley to water pump, four required. M6x10

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3213277
Mfg#:
N10832501
In Stock
$1.99 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!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4845518
Mfg#:
06M133237AKT
Ships in 2 Business Days
$24.99 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

Brand:
Walker - Corporate Logo
ES#:
4745320
Mfg#:
079919523J
Ships in 1 Business Day
$41.99

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

$40.99 USD
Free Shipping
on orders $49 and up

Front Strut Tower Cover Kit - Left

ES#4783266 - 8w0806583cKT - Front Strut Tower Cover Kit - Left - Keep your engine bay clean and looking good! - Genuine Volkswagen Audi - Audi

Keep your engine bay clean and looking good!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4783266
Mfg#:
8W0806583CKT
Ships in 2 Business Days
$40.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#4863595 - 4M0121321Q - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Vaico - Audi

Keep proper pressure in your coolant system We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4863595
Mfg#:
4M0121321Q
Special Order: No Guaranteed ETA
$39.99 USD
Free Shipping
on orders $49 and up

Drain Plug Sealing Washer - Priced Each

ES#4150984 - N0138495 - Drain Plug Sealing Washer - Priced Each - Install new hardware with your new parts - Meistersatz - Audi Volkswagen

Install new hardware with your new parts

Brand:
Meistersatz - Corporate Logo
ES#:
4150984
Mfg#:
N0138495
In Stock
ON SALE! SAVE 67%
$2.99

This product was last offered at the strikethrough price on
05-14-2026

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Intake System Reflect-A-Gold Add-On - Kohlefaser Luft-Technik

ES#3610302 - 024131ecs01aKT - Audi B9 Intake System Reflect-A-Gold Add-On - Kohlefaser Luft-Technik - Pre-cut DEI Reflect-a-Gold to apply directly to your new Kohlefaser Luft-Technik Intake System - ECS - Audi

Pre-cut DEI Reflect-a-Gold to apply directly to your new Kohlefaser Luft-Technik Intake System 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3610302
Mfg#:
024131ECS01AKT
In Stock
ON SALE! SAVE 25%
$47.99

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

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cam Magnet Sealing Ring

ES#3186690 - 04E906145 - Cam Magnet Sealing Ring - O-ring that goes between the cam magnet and cam adjuster - Genuine Volkswagen Audi - Audi

O-ring that goes between the cam magnet and cam adjuster

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3186690
Mfg#:
04E906145
Ships in 2 Business Days
14% off MSRP

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

$6.99

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

$5.99 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! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4475746
Mfg#:
97646A327-6BLK
Ships in 7 Business Days
ON SALE!
$35.99

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

$34.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Coupling

ES#3496912 - 8W0122293DL - Radiator Coupling - Coupling that connects the expansion tank breather line to the upper radiator connection - Genuine Volkswagen Audi - Audi

Coupling that connects the expansion tank breather line to the upper radiator connection

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3496912
Mfg#:
8W0122293DL
Ships in 1-2 days
13% off MSRP

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

$37.99

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

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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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