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Audi B6 S4 V8 Engine Parts & Accessories

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Audi & VW Direct Injection Head Port Cleaning Tool

ES#4000805 - 034-108-Z054 - Audi & VW Direct Injection Head Port Cleaning Tool - Makes short and easy work of walnut blasting your intake ports and valves! Works with most universal walnut blasters. - 034Motorsport - Audi Volkswagen

Makes short and easy work of walnut blasting your intake ports and valves! Works with most universal walnut blasters.

Brand:
034Motorsport - Corporate Logo
ES#:
4000805
Mfg#:
034-108-Z054
In Stock
$67.00 USD
Free Shipping

Fuel Additive

ES#1895145 - G001770A2 - Fuel Additive - 90ML Gasoline additive used to clean your VW or Audi's fuel system - Genuine Volkswagen Audi - Audi Volkswagen

90ML Gasoline additive used to clean your VW or Audi's fuel system This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1895145
Mfg#:
G001770A2
In Stock
4% off MSRP

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

$12.29

This product was last offered at the strikethrough price on
08-16-2026

$11.78 USD
Free Shipping
on orders $49 and up

Street Density Line Transmission Mount - Priced Each

ES#2951988 - 034-509-4006sd - Street Density Line Transmission Mount - Priced Each - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort Automatic transmission only

Brand:
034Motorsport - Corporate Logo
ES#:
2951988
Mfg#:
034-509-4006SD
In Stock
$131.00 USD
Free Shipping
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
08-16-2026

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

Spark Plug - Set Of Eight

ES#3191 - BKR6EQUP 8 - Spark Plug - Set Of Eight - Keep your engine running strong with platinum spark plugs - NGK - Audi BMW

Keep your engine running strong with platinum spark plugs We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
3191
Mfg#:
BKR6EQUP 8
In Stock
$73.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#2827420 - SSXAU296 - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips - Milltek Sport - Audi

2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827420
Mfg#:
SSXAU296
Ships on Sep 17, 2026
$1685.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Snub Mount

ES#2718769 - 004329ECS01A - Performance Snub Mount - Reduce driveline lash with a full polyurethane mount - ECS - Audi

Reduce driveline lash with a full polyurethane mount 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2718769
Mfg#:
004329ECS01A
In Stock
ON SALE! SAVE 25%
$76.99

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

$57.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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
08-16-2026

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

G12+ Coolant - 1.5 Liter

ES#550 - AF G001200 - G12+ Coolant - 1.5 Liter - Pink Pentosin SF Pentofrost coolant new updated G12 plus formula - Pentosin - Audi Volkswagen Porsche

Pink Pentosin SF Pentofrost coolant new updated G12 plus formula

Brand:
Pentosin - Corporate Logo
ES#:
550
Mfg#:
AF G001200
In Stock
$25.27 USD
Free Shipping
on orders $49 and up

Complete Timing Chain Kit - ultimate

ES#3438264 - 079109229KT32 - Complete Timing Chain Kit - ultimate - Everything need to get the job done including the upgraded RS4 metal guide rail! - Assembled By ECS - Audi

Everything need to get the job done including the upgraded RS4 metal guide rail! 10X Entries For Our 25th Anniversary Sweepstakes!
From VIN# 8E-4-200 001, split is in 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
3438264
Mfg#:
079109229KT32
Ships on Oct 2, 2026
Auto Notify
ON SALE! SAVE 13%
$5438.99

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

$4710.52 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Performance Camshaft Set - 272 / 264 Degree

A moderate increase for street vehicles

Brand:
Schrick - Corporate Logo
ES#:
4056149
Mfg#:
0457A1721641KT
Ships on Dec 3, 2026
$4541.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete ECS Performance Engine Mount Kit - Audi B6/B7 S4

ES#2723046 - 000805ECS02A2KT - Complete ECS Performance Engine Mount Kit - Audi B6/B7 S4 - Includes ECS performance polyurethane engine mounts and snub mount - ECS - Audi

Includes ECS performance polyurethane engine mounts and snub mount 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2723046
Mfg#:
000805ECS02A2KT
In Stock
ON SALE! SAVE 10%
$455.99

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

$410.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - black

ES#279800 - 06A919081J - Oil Pressure Switch - black - Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR - Genuine Volkswagen Audi - Audi Volkswagen

Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279800
Mfg#:
06A919081J
In Stock
27% off MSRP

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

$50.81

This product was last offered at the strikethrough price on
08-16-2026

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

Oil Service Kit - premium

ES#2823190 - 2332kt8 - Oil Service Kit - premium - Includes Hengst oil filter and Liqui-Moly High Tech 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter and Liqui-Moly High Tech 5w-40 oil 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2823190
Mfg#:
2332KT8
In Stock
$148.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Washer Fluid Reservoir Cap - Black

ES#2804144 - 1K0955455 - Washer Fluid Reservoir Cap - Black - Set your engine bay apart from the rest with a black washer reservoir cap to replace the old blue one - Bremmen Parts - Audi Volkswagen

Set your engine bay apart from the rest with a black washer reservoir cap to replace the old blue one 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
2804144
Mfg#:
1K0955455
In Stock
ON SALE! SAVE 16%
$19.99

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

$16.79 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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