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Audi S4 Engine Mechanical Parts

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Hex Head Bolt - Priced Each

ES#471534 - N91005902 - Hex Head Bolt - Priced Each - Secures crankshaft pulley to crank. M8x25 - Genuine Volkswagen Audi - Audi Volkswagen

Secures crankshaft pulley to crank. M8x25 8 required per engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471534
Mfg#:
N91005902
In Stock
20% off MSRP

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

$9.99

This product was last offered at the strikethrough price on
07-21-2026

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Check Valve

ES#284337 - 079103175C - Oil Check Valve - Located under the valley pan, controls oil flow to the cylinder heads - Genuine Volkswagen Audi - Audi

Located under the valley pan, controls oil flow to the cylinder heads

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284337
Mfg#:
079103175C
In Stock
14% off MSRP

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

$111.67

This product was last offered at the strikethrough price on
07-21-2026

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley

ES#3514668 - 06E105251F - Crankshaft Pulley - Reduces vibrations and drives the accessory belt - URO - Audi Volkswagen

Reduces vibrations and drives the accessory belt 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3514668
Mfg#:
06E105251F
In Stock
$232.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Supercharger Crank Pulley Upgrade - 192mm

ES#4042975 - CTS-HW-266-192 - CTS Turbo Supercharger Crank Pulley Upgrade - 192mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output Most Stage 2+ software tunes are compatible with this kit. Be sure to use the correct software for 192mm

Brand:
CTS - Corporate Logo
ES#:
4042975
Mfg#:
CTS-HW-266-192
Ships in 8 Business Days
ON SALE! SAVE 20%
$379.99

This product was last offered at the strikethrough price on
07-10-2026

$303.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Camshaft Set - 272 / 264 Degree

A moderate increase for street vehicles

Brand:
Schrick - Corporate Logo
ES#:
4056149
Mfg#:
0457A1721641KT
Ships on Nov 6, 2026
$4541.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cam Chain Tensioner Kit

ES#4488369 - 078109087f88hKT - Cam Chain Tensioner Kit - Complete kit to replace both cam chain tensioners. Includes tensioners, hardware, gaskets, and tool! - Assembled By ECS - Audi Volkswagen

Complete kit to replace both cam chain tensioners. Includes tensioners, hardware, gaskets, and tool! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4488369
Mfg#:
078109087F88HKT
In Stock
ON SALE! SAVE 23%
$589.99

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

$453.58 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Audi 3.0T Crank Pulley Upgrade Kit - 188mm

ES#4491703 - IEBAVJ7 - IE Audi 3.0T Crank Pulley Upgrade Kit - 188mm - Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley - Integrated Engineering - Audi

Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley 5X Entries For Our 25th Anniversary Sweepstakes!
Requires 57.5mm SC pulley and stage 2 dual pulley ECU tune

Brand:
Integrated Engineering - Corporate Logo
ES#:
4491703
Mfg#:
IEBAVJ7
In Stock
$497.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cam Chain Tensioner - Cylinders 4-6 (Left)

ES#3220567 - 078109087F - Cam Chain Tensioner - Cylinders 4-6 (Left) - Applies tension to the camshaft timing chain - Bremmen Parts - Audi Volkswagen

Applies tension to the camshaft timing chain 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3220567
Mfg#:
078109087F
In Stock
ON SALE! SAVE 20%
$219.29

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

$175.43 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bottom End Engine Upgrade Package - EA837 3.0T

ES#4845376 - 034-202-D003 - Bottom End Engine Upgrade Package - EA837 3.0T - Provides all of the key components needed to turn your Audi EA837 3.0T Engine into a bulletproof powertrain! - 034Motorsport - Audi

Provides all of the key components needed to turn your Audi EA837 3.0T Engine into a bulletproof powertrain!

Brand:
034Motorsport - Corporate Logo
ES#:
4845376
Mfg#:
034-202-D003
Ships in 2 Business Days
$4891.00

This product was last offered at the strikethrough price on
03-13-2026

$4804.00 USD
Free Shipping

Filter Housing

ES#5335418 - 06M115401M - Filter Housing - Replace the broken of leaking filter housing. - Genuine Volkswagen Audi - Audi

Replace the broken of leaking filter housing.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5335418
Mfg#:
06M115401M
In Stock
7% off MSRP

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

$285.99

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

$266.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter Gasket

ES#284673 - 079115111A - Oil Filter Adapter Gasket - Seals the oil filter adapter to the engine block - Genuine Volkswagen Audi - Audi

Seals the oil filter adapter to the engine block

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284673
Mfg#:
079115111A
In Stock
$38.99

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

Audi 3.0T Performance Overdrive Crank Pulley With ECS Performance Kevlar Reinforced Supercharger Belt - 187.3mm - For Use With Supercharger Pulley Upgrade

ES#4821293 - 025510ECS01KT3 - Audi 3.0T Performance Overdrive Crank Pulley With ECS Performance Kevlar Reinforced Supercharger Belt - 187.3mm - For Use With Supercharger Pulley Upgrade - Spin the supercharger faster without affecting the accessory drive system - ECS - Audi Volkswagen Porsche

Spin the supercharger faster without affecting the accessory drive system 10X Entries For Our 25th Anniversary Sweepstakes!
Appropriate stage 2 software is required for use

Brand:
ECS - Corporate Logo
ES#:
4821293
Mfg#:
025510ECS01KT3
Ships on Oct 27, 2026
Auto Notify
$408.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Cam Follower - Priced Each

ES#2667 - 058109309F - Intake Cam Follower - Priced Each - Replace your worn down followers - Ina - Audi Volkswagen

Replace your worn down followers We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2667
Mfg#:
058109309F
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Engine Oil Dipstick - Polished

ES#2960428 - 005259ECS01-01 - Billet Engine Oil Dipstick - Polished - A more durable and aesthetically pleasing addition to your engine bay - ECS - Audi

A more durable and aesthetically pleasing addition to your engine bay 10X Entries For Our 25th Anniversary Sweepstakes!

Up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
2960428
Mfg#:
005259ECS01-01
In Stock
ON SALE! SAVE 30%
$97.99

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

$68.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket - Left

ES#3546729 - 06E103483Q - Valve Cover Gasket - Left - Stop oil leaks and prevent internal engine damage - Elring - Audi

Stop oil leaks and prevent internal engine damage 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3546729
Mfg#:
06E103483Q
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal

ES#2918845 - 079103051F - Rear Crankshaft Seal - Also referred to as the rear main seal - Elring - Audi Volkswagen

Also referred to as the rear main seal 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2918845
Mfg#:
079103051F
In Stock
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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.

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