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Audi B8/B8.5 S4 Quattro 3.0T

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Audi B8/B8.5 S4 Quattro 3.0T Engine Parts & Accessories

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Accessory Belt Kit W/ Tensioner

ES#2678389 - 06E903137QKT2 - Accessory Belt Kit W/ Tensioner - Keep your accessories running properly with a new tensioner and drive belt - Assembled By ECS - Audi

Keep your accessories running properly with a new tensioner and drive belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Up to the 2012 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2678389
Mfg#:
06E903137QKT2
Ships on Oct 27, 2026
Auto Notify
ON SALE!
$109.99

This product was last offered at the strikethrough price on
04-28-2026

$103.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Multipurpose Relay - Priced Each

ES#1884502 - 4H0951253A - Multipurpose Relay - Priced Each - Replacement 4-pin/40 amp relay - Genuine Volkswagen Audi - Audi Volkswagen

Replacement 4-pin/40 amp relay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Used for ECU control

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1884502
Mfg#:
4H0951253A
Ships in 1 day
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
06-16-2026

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover - Left

ES#280591 - 06E103471P - Valve Cover - Left - For cylinder 4-6 and includes the gasket and bolts - Genuine Volkswagen Audi - Audi

For cylinder 4-6 and includes the gasket and bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280591
Mfg#:
06E103471P
Ships in 1 day
7% off MSRP

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

$441.99

This product was last offered at the strikethrough price on
06-16-2026

$411.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Side Underbody Liner - Left

ES#451413 - 8K0825207C - Side Underbody Liner - Left - Often damaged by improper jack placement - Genuine Volkswagen Audi - Audi

Often damaged by improper jack placement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451413
Mfg#:
8K0825207C
Ships in 3 Business Days
8% off MSRP

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

$450.00

This product was last offered at the strikethrough price on
06-16-2026

$411.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#468178 - N10433701 - Speed Nut - Priced Each - Used to secure panels and brackets - Genuine Volkswagen Audi - Audi

Used to secure panels and brackets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures under body lining panels

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468178
Mfg#:
N10433701
In Stock
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
06-16-2026

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

Supercharger Radiator - Center

ES#2796394 - 8K0145804H - Supercharger Radiator - Center - This is the small radiator under the main radiator - Genuine Volkswagen Audi - Audi

This is the small radiator under the main radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2796394
Mfg#:
8K0145804H
Ships in 3 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.

$443.99

This product was last offered at the strikethrough price on
06-16-2026

$405.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Split Valve Keeper - Priced Each

ES#3706887 - 0000531126 - Split Valve Keeper - Priced Each - Engine Valve Spring Retainer Keeper - Split cotter for intake or exhaust valve. Two required per valve - TRW - Audi Volkswagen

Engine Valve Spring Retainer Keeper - Split cotter for intake or exhaust valve. Two required per valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TRW - Corporate Logo
ES#:
3706887
Mfg#:
0000531126
Ships in 1-2 days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket - Left

ES#4214751 - 06E103149BB - Cylinder Head Gasket - Left - Stop leaks and restore engine power - Genuine Volkswagen Audi - Audi

Stop leaks and restore engine power affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4214751
Mfg#:
06E103149BB
Ships in 1 day
8% off MSRP

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

$144.99

This product was last offered at the strikethrough price on
06-16-2026

$132.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve - Left

ES#3438274 - 06E131101K - EGR Valve - Left - Also known as the 'combi valve' - Pierburg - Audi

Also known as the 'combi valve' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
3438274
Mfg#:
06E131101K
Ships on Jul 7, 2026
Auto Notify
$99.99

This product was last offered at the strikethrough price on
02-10-2026

$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SUPERSYN Engine Oil (5w-40) - 5 Liter

ES#3141551 - 5W405LITERF - SUPERSYN Engine Oil (5w-40) - 5 Liter - High performance synthetic oil - Fuchs - Audi Volkswagen

High performance synthetic oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuchs - Corporate Logo
ES#:
3141551
Mfg#:
5W405LITERF
Ships in 3 Business Days
$47.99 USD
Free Shipping
on orders $49 and up

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

ES#4056962 - 025510ecs01KT - Audi 3.0T Performance Overdrive Crank Pulley With 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Appropriate stage 2 software is required for use

Brand:
ECS - Corporate Logo
ES#:
4056962
Mfg#:
025510ECS01KT
In Stock at Vendor
$391.98

This product was last offered at the strikethrough price on
06-10-2026

$383.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Audi B8 Complete Engine Mount - Stage 2 - Priced Each

ES#3991439 - EBFI708K002 - BFI Audi B8 Complete Engine Mount - Stage 2 - Priced Each - Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi. - Black Forest Industries - Audi

Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991439
Mfg#:
EBFI708K002
Ships on Jul 9, 2026
$379.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N205 Valve - Priced Each

ES#4341513 - 06E109257AC - N205 Valve - Priced Each - Valve that controls cam adjustment (Camshaft solenoid adjuster) - Genuine Volkswagen Audi - Audi Volkswagen

Valve that controls cam adjustment (Camshaft solenoid adjuster) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4341513
Mfg#:
06E109257AC
Ships in 1 day
8% off MSRP

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

$206.99

This product was last offered at the strikethrough price on
06-16-2026

$189.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Hose

ES#1598006 - 8K0121109AB - Water Hose - Connects from expansion tank to water pipe - Genuine Volkswagen Audi - Audi

Connects from expansion tank to water pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1598006
Mfg#:
8K0121109AB
Ships in 1 day
9% off MSRP

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

$103.99

This product was last offered at the strikethrough price on
06-16-2026

$94.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Chain

ES#280733 - 06E109465 - Lower Timing Chain - Turns the oil pump driveshaft and relay sprocket from the crankshaft - Genuine Volkswagen Audi - Audi

Turns the oil pump driveshaft and relay sprocket from the crankshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280733
Mfg#:
06E109465
Ships in 3 Business Days
8% off MSRP

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

$261.99

This product was last offered at the strikethrough price on
06-14-2026

$239.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#4818457 - 06E117021L - Oil Cooler - Common source of undiscoverable coolant leaks - Bremmen Parts - Audi Volkswagen

Common source of undiscoverable coolant leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818457
Mfg#:
06E117021L
In Stock
ON SALE! SAVE 20%
$93.99

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

$75.06 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.

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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