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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 Idler Pulley

ES#3234820 - 06E903341A - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Gates - Audi

Also referred to as the 'relay roller'

Brand:
Gates - Corporate Logo
ES#:
3234820
Mfg#:
06E903341A
Ships on Nov 24, 2026
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#5492820 - 8K0121405S - Coolant Expansion Tank - Coolant reservoir to cure hairline cracks, resolve false low-coolant warnings, and restore the structural integrity of your pressurized cooling system. - Febi - Audi

Coolant reservoir to cure hairline cracks, resolve false low-coolant warnings, and restore the structural integrity of your pressurized cooling system.

Brand:
Febi - Corporate Logo
ES#:
5492820
Mfg#:
8K0121405S
Ships on Feb 3, 2027
$45.99 USD
Free Shipping
on orders $49 and up

Side Underbody Liner - Right - Trim

ES#451417 - 8K0825212B - Side Underbody Liner - Right - Trim - The piece that holds your side underbody liner in place - Genuine Volkswagen Audi - Audi

The piece that holds your side underbody liner in place Fits up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451417
Mfg#:
8K0825212B
Ships in 1 day
13% off MSRP

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

$51.99

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

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

side underbody lining trim - left

ES#451416 - 8K0825211B - side underbody lining trim - left - Attached to the rear of the underbody liner - Genuine Volkswagen Audi - Audi

Attached to the rear of the underbody liner

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451416
Mfg#:
8K0825211B
Ships in 1 day
13% off MSRP

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

$51.99

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

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount - Priced Each

ES#5425078 - 06A133567F - Rubber Mount - Priced Each - Secures the secondary air injection pump to the bracket - Hudson - Audi Volkswagen

Secures the secondary air injection pump to the bracket

Brand:
Hudson - Corporate Logo
ES#:
5425078
Mfg#:
06A133567F
Ships in 1 day
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Tensioner Gasket - Center

ES#3662270 - 079109139L - Upper Tensioner Gasket - Center - Seals the center timing chain tensioner to the engine - Victor Reinz - Audi

Seals the center timing chain tensioner to the engine

Brand:
Victor Reinz - Corporate Logo
ES#:
3662270
Mfg#:
079109139L
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing - Priced Each

ES#2609392 - 06E105701RBLA - Connecting Rod Bearing - Priced Each - With blue paint marking - Genuine Volkswagen Audi - Audi

With blue paint marking Check your current bearings for a color for correct fitment.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2609392
Mfg#:
06E105701RBLA
In Stock
ON SALE! SAVE 20%
$56.00

This product was last offered at the strikethrough price on
05-14-2026

$44.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bolt (6x18) - Priced Each

ES#472014 - N91140701 - Bolt (6x18) - Priced Each - Used on Main return pipe that connects to the heater core hoses and the engine - Genuine Volkswagen Audi - Audi

Used on Main return pipe that connects to the heater core hoses and the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472014
Mfg#:
N91140701
Ships in 1 day
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return

ES#5470761 - 06E121044AE - Coolant Pipe - Return - Secondary return pipe that connects to the supply pipe and the oil cooler hoses - Rein - Audi

Secondary return pipe that connects to the supply pipe and the oil cooler hoses 2X Entries Into Our F80 M3 Sweepstakes
From the 2013 model year

Brand:
Rein - Corporate Logo
ES#:
5470761
Mfg#:
06E121044AE
Ships in 3 Business Days
$42.99 USD
Free Shipping
on orders $49 and up

A/C Pressure Switch

ES#4901122 - 5Q0959126B - A/C Pressure Switch - A/C Pressure Sensor Restore proper A/C compressor operation and keep your cabin cool. - Meyle - Audi Volkswagen

A/C Pressure Sensor Restore proper A/C compressor operation and keep your cabin cool. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4901122
Mfg#:
5Q0959126B
Ships on Jan 15, 2027
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Cam Follower

ES#4304148 - 06L109311 - Fuel Pump Cam Follower - Recommended to be replaced when replacing fuel pump. - Febi - Audi Volkswagen

Recommended to be replaced when replacing fuel pump. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4304148
Mfg#:
06L109311
Back Ordered
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Oil Cap Replacement Rubber Seal - B8/B9 2.9T/3.0T

ES#4905846 - 034-110-Z020 - Billet Oil Cap Replacement Rubber Seal - B8/B9 2.9T/3.0T - If the rubber seal becomes damaged or torn, a vacuum or oil leak may occur and should be replaced immediately. - 034Motorsport - Audi

If the rubber seal becomes damaged or torn, a vacuum or oil leak may occur and should be replaced immediately. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4905846
Mfg#:
034-110-Z020
Ships in 2 Business Days
$4.00 USD
Free Shipping

Solenoid Valve - Priced Each

ES#3537013 - 037906283C - Solenoid Valve - Priced Each - Common cure for DTC P0441 - Hamburg Tech - Audi Volkswagen

Common cure for DTC P0441 We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3537013
Mfg#:
037906283C
Ships in 1 Business Day
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Green Knock Sensor With Harness - 465mm

ES#4135457 - 06E905376A - Green Knock Sensor With Harness - 465mm - Detects engine ping for timing adjustment, 465mm length with green connector - Holstein - Audi Volkswagen

Detects engine ping for timing adjustment, 465mm length with green connector For cylinders 1-3

Brand:
Holstein - Corporate Logo
ES#:
4135457
Mfg#:
06E905376A
Ships in 1 Business Day
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

bypass valve adapter

ES#1877684 - 06E145175A - bypass valve adapter - Connects the bypass valve to the bypass pipe - Genuine Volkswagen Audi - Audi

Connects the bypass valve to the bypass pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1877684
Mfg#:
06E145175A
Ships in 10 Business Days
15% off MSRP

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

$46.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Gasket

ES#4220540 - 06E121119B - Thermostat Gasket - Ensure a proper seal when installing your new thermostat - Victor Reinz - Audi

Ensure a proper seal when installing your new thermostat

Brand:
Victor Reinz - Corporate Logo
ES#:
4220540
Mfg#:
06E121119B
In Stock
$7.99 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.

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