Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi S4 Engine Parts & Accessories

Sort By
Filter By
Return to Top

Injector Insert - Priced Each

ES#2528886 - 06D133036K - Injector Insert - Priced Each - Secures the fuel injector correctly into the cylinder head - Genuine Volkswagen Audi - Audi

Secures the fuel injector correctly into the cylinder head Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2528886
Mfg#:
06D133036K
In Stock
2% off MSRP

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

$6.66

This product was last offered at the strikethrough price on
10-28-2026

$6.56 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Valve Spring Kit - Priced Per Spring

ES#4690063 - MS100258 - APR Valve Spring Kit - Priced Per Spring - Lighter, stiffer, and supports higher revving! - APR - Audi Volkswagen

Lighter, stiffer, and supports higher revving! Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
APR - Corporate Logo
ES#:
4690063
Mfg#:
MS100258
Ships in 6 Business Days
ON SALE! SAVE 11%
$61.99

This product was last offered at the strikethrough price on
09-28-2026

$55.31 USD
Free Shipping

Active Motor Mount Resistor Bypass - Priced Each

ES#4846369 - 034-708-0006 - Active Motor Mount Resistor Bypass - Priced Each - Used to remove the soft code caused by replacing the failure-prone factory "active" mounts with 034Motorsport Density Line & Motorsport Spec Engine Mounts. One required per mount. - 034Motorsport - Audi

Used to remove the soft code caused by replacing the failure-prone factory "active" mounts with 034Motorsport Density Line & Motorsport Spec Engine Mounts. One required per mount. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
034Motorsport - Corporate Logo
ES#:
4846369
Mfg#:
034-708-0006
Back Ordered
$14.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Kit

ES#4769618 - 06m117015mKT - Oil Cooler Kit - Replace you Oil cooler with new gaskets and bolts - Genuine Volkswagen Audi - Audi

Replace you Oil cooler with new gaskets and bolts Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4769618
Mfg#:
06M117015MKT
Ships in 1-2 days
$508.99

This product was last offered at the strikethrough price on
10-05-2026

$496.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Hardware Kit

ES#2695738 - 077198025CKT3 - Valve Cover Hardware Kit - All hardware needed for replacing valve covers - Genuine Volkswagen Audi - Audi

All hardware needed for replacing valve covers Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
From VIN 8E-5-118001, split is in the 2005 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2695738
Mfg#:
077198025CKT3
In Stock
$375.99

This product was last offered at the strikethrough price on
08-04-2026

$330.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

OIL SENSOR

ES#4736980 - 06M907637B - OIL SENSOR - Genuine Volkswagen Audi - Audi

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4736980
Mfg#:
06M907637B
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.

$134.99

This product was last offered at the strikethrough price on
10-05-2026

$123.99 USD
Free Shipping
on orders $49 and up

Crankcase Breather Tube

ES#3971327 - 06M103217DD - Crankcase Breather Tube - Restore proper crankcase ventilation and cure vacuum leaks with this direct-replacement breather hose, featuring an integrated check valve for reliable PCV operation. - Genuine Volkswagen Audi - Audi

Restore proper crankcase ventilation and cure vacuum leaks with this direct-replacement breather hose, featuring an integrated check valve for reliable PCV operation. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3971327
Mfg#:
06M103217DD
Ships in 4 Business Days
9% off MSRP

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

$136.99

This product was last offered at the strikethrough price on
10-05-2026

$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Serpentine Belt

ES#4714700 - 06M903137T - Serpentine Belt - Replace your worn belt today before it breaks - Gates - Audi

Replace your worn belt today before it breaks Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Gates - Corporate Logo
ES#:
4714700
Mfg#:
06M903137T
Ships in 2 Business Days
$34.99

This product was last offered at the strikethrough price on
05-01-2026

$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermal Switch - 2 Pin

ES#248948 - 357919369F - Thermal Switch - 2 Pin - Located in the coolant pipe that connects to the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Located in the coolant pipe that connects to the cylinder head Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
248948
Mfg#:
357919369F
Ships in 1-2 days
9% off MSRP

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

$56.99

This product was last offered at the strikethrough price on
08-04-2026

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Guide Rail

ES#4758666 - 079109469AL - Guide Rail - Guide rail that the timing chain rides - Bremmen Parts - Audi

Guide rail that the timing chain rides 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4758666
Mfg#:
079109469AL
Ships on Nov 16, 2026
ON SALE! SAVE 21%
$23.99

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

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Head Shouldered Bolt - Priced Each

ES#275604 - 03G128773A - Hex Head Shouldered Bolt - Priced Each - With guide sleeve - Genuine Volkswagen Audi - Audi

With guide sleeve Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
From VIN 8E-5-118001, split is in the 2005 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275604
Mfg#:
03G128773A
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.

$12.99

This product was last offered at the strikethrough price on
08-04-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#4858532 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bremmen Parts - Corporate Logo
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE! SAVE 45%
$19.99

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

$10.99 USD
Free Shipping
on orders $49 and up

Hex Bolt - Priced Each

ES#467458 - N10124408 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467458
Mfg#:
N10124408
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

dynamic/active power steering control module

ES#2987955 - 8K0907144N - dynamic/active power steering control module - Genuine Volkswagen Audi - Audi

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2987955
Mfg#:
8K0907144N
In Stock
ON SALE! SAVE 18%
$1184.00

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

$976.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cam Follower Replacement Kit

ES#4430291 - 06l1093112KT - Cam Follower Replacement Kit - Vital OEM kit consisting of cam follower, fuel pump sealing o-ring, & fuel pump hardware - Genuine Volkswagen Audi - Audi

Vital OEM kit consisting of cam follower, fuel pump sealing o-ring, & fuel pump hardware Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4430291
Mfg#:
06L1093112KT
In Stock
$136.99

This product was last offered at the strikethrough price on
09-29-2026

$121.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#4785830 - 06M907637A - Oil Level Sensor - Mounted on the bottom of the oil pan - Genuine Volkswagen Audi - Audi

Mounted on the bottom of the oil pan Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with production date from 2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4785830
Mfg#:
06M907637A
Ships in 1-2 days
9% off MSRP

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

$118.99

This product was last offered at the strikethrough price on
10-05-2026

$107.99 USD
Free Shipping
on orders $49 and up

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.

Let us help you find the parts that fit your Audi

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

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings