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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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Radiator

ES#450285 - 8K0121251H - Radiator - Fix leaks and keep your cooling system efficient - Genuine Volkswagen Audi - Audi

Fix leaks and keep your cooling system efficient Fits models with 6-Speed manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450285
Mfg#:
8K0121251H
Ships in 1 day
18% off MSRP

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

$583.32

This product was last offered at the strikethrough price on
11-03-2026

$475.41 USD
This product is lifetime replacement eligible Lifetime Replacement

Copper Drain Plug Washer - Pack Of 5

ES#2265 - N138492 5PACK - Copper Drain Plug Washer - Pack Of 5 - Replace with every oil service to prevent leaks. M14x20x1.5 - Victor Reinz - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5

Brand:
Victor Reinz - Corporate Logo
ES#:
2265
Mfg#:
N138492 5PACK
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#2862424 - 06E117021G - Oil Cooler - Common source of undiscoverable coolant leaks - Nissens - Audi Volkswagen

Common source of undiscoverable coolant leaks We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
2862424
Mfg#:
06E117021G
Ships in 2 Business Days
$241.20

This product was last offered at the strikethrough price on
10-01-2026

$236.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coils - Red - Set of Six

ES#4846426 - VWR900003-6KT - RacingLine Higher Output Ignition Coils - Red - Set of Six - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils.

Brand:
Racingline - Corporate Logo
ES#:
4846426
Mfg#:
VWR900003-6KT
Ships on Nov 23, 2026
$236.04 USD
Free Shipping
on orders $49 and up

Accessory Belt Idler Pulley

ES#4871908 - 06E903341A - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Bremmen Parts - Audi

Also referred to as the 'relay roller' 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871908
Mfg#:
06E903341A
In Stock
ON SALE!
$16.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#281002 - 06E903137Q - Accessory Belt - Replace your cracked or worn belt - Genuine Volkswagen Audi - Audi

Replace your cracked or worn belt Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281002
Mfg#:
06E903137Q
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.

$118.99

This product was last offered at the strikethrough price on
11-03-2026

$116.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump

ES#3709117 - 8K0906253N - Leak Detection Pump - Tests the fueling system for leaks - Genuine Volkswagen Audi - Audi

Tests the fueling system for leaks

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3709117
Mfg#:
8K0906253N
Ships in 1 day
14% off MSRP

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

$258.99

This product was last offered at the strikethrough price on
10-26-2026

$223.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Relocation Kit

ES#4858154 - 034-102-1004 - Radiator Relocation Kit - The Radiator Relocation Kit is an integral component when swapping your B8/B8.5 A4/S4 Audi with the larger twin-turbo V8 engine. - 034Motorsport - Audi

The Radiator Relocation Kit is an integral component when swapping your B8/B8.5 A4/S4 Audi with the larger twin-turbo V8 engine. 2X Entries Into Our F80 M3 Sweepstakes
For vehicles doing an engine swap only, not intended for OE usage

Brand:
034Motorsport - Corporate Logo
ES#:
4858154
Mfg#:
034-102-1004
Ships in 2 Business Days
$465.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#4159245 - 079959231L - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi

Keep your engine running efficiently Up to the 2012 model year

Brand:
Pierburg - Corporate Logo
ES#:
4159245
Mfg#:
079959231L
Ships in 1 day
$745.99

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

$462.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#2540812 - 8K0201511TA - Fuel Filter - Located inside the fuel tank - Genuine Volkswagen Audi - Audi

Located inside the fuel tank From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2540812
Mfg#:
8K0201511TA
Ships in 4 Business Days
1% off MSRP

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

$466.99

This product was last offered at the strikethrough price on
11-03-2026

$459.99 USD
Free Shipping

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 Used for ECU control

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1884502
Mfg#:
4H0951253A
Ships in 4 Business Days
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
11-03-2026

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

Cooling System Refresh Kit - Level 2

ES#3648524 - n90316802ktKT - Cooling System Refresh Kit - Level 2 - Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush! - Genuine Volkswagen Audi - Audi

Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush! Up to production date 5/1/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3648524
Mfg#:
N90316802KTKT
Ships in 1 day
$477.99

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

$457.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cooling System Refresh Kit - Level 2

ES#3648526 - n90316802ktKT1 - Cooling System Refresh Kit - Level 2 - Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush! - Genuine Volkswagen Audi - Audi

Replace your thermostat, temp sensor, and expansion tank after performing a proper coolant system flush! From production date 5/2/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3648526
Mfg#:
N90316802KTKT1
Ships in 1 day
$477.99

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

$457.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Front Underbody Lining - left

ES#2225115 - 8K0825201E - Front Underbody Lining - left - Helps protect the underbody and components from road debris - Genuine Volkswagen Audi - Audi

Helps protect the underbody and components from road debris

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2225115
Mfg#:
8K0825201E
Ships in 1 day
14% off MSRP

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

$65.99

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

$56.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug Kit

ES#1892080 - N0160276 - Oil Drain Plug Kit - Includes an aluminum sealing washer. M14x1.5 - Assembled By ECS - Audi Volkswagen Porsche

Includes an aluminum sealing washer. M14x1.5 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
1892080
Mfg#:
N0160276
In Stock
ON SALE! SAVE 26%
$6.99

This product was last offered at the strikethrough price on
07-06-2026

$5.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

TGK Motorsport High Pressure Fuel Pump Piston Upgrade Kit

ES#5526925 - TGK-0309-02 - TGK Motorsport High Pressure Fuel Pump Piston Upgrade Kit - Elevate your Audi's performance, designed to push the boundaries of your vehicle's fuel system capabilities. - TGK Motorsport - Audi

Elevate your Audi's performance, designed to push the boundaries of your vehicle's fuel system capabilities.

Brand:
TGK Motorsport - Corporate Logo
ES#:
5526925
Mfg#:
TGK-0309-02
Ships in 5 Business Days
$449.99 USD
Free Shipping
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.

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