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Audi A4 Engine Parts & Accessories

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Timing Belt Relay Roller

ES#2866236 - 06C109244C - Timing Belt Relay Roller - Roller on left lower side for timing belt - Febi - Audi

Roller on left lower side for timing belt We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2866236
Mfg#:
06C109244C
Ships on Nov 25, 2026
$116.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Control Unit

ES#2815862 - 4D0905351 - Ignition Control Unit - Cure misfires and clear the check engine light - Hamburg Tech - Audi Volkswagen

Cure misfires and clear the check engine light We Price Match - Give Us A Call or Chat!
Engine code AEB - For vehicles with Bosch style ICM

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815862
Mfg#:
4D0905351
Ships in 1 Business Day
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#2550892 - 050906433 - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Facet - Audi Volkswagen

Also known as the RPM or speed sensor

Brand:
Facet - Corporate Logo
ES#:
2550892
Mfg#:
050906433
Ships in 3 Business Days
$39.99

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

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP Connecting Rod Bolts

ES#2702689 - 104-6024 - ARP Connecting Rod Bolts - ARP - Audi Volkswagen

Fits earlier 058 block models only (AEB/ATW engine codes)

Brand:
ARP - Corporate Logo
ES#:
2702689
Mfg#:
104-6024
Ships on Sep 16, 2026
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Magnetic Oil Drain Plug

ES#5341303 - HWU1053 - Aluminum Magnetic Oil Drain Plug - Includes crush washer. M14x1.5 - Rein - Audi Volkswagen

Includes crush washer. M14x1.5 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5341303
Mfg#:
HWU1053
In Stock
$12.99 USD
Free Shipping
on orders $49 and up

Accessory Belt Kit W/ Tensioners

ES#2581735 - 058903133DMTCKT1 - Accessory Belt Kit W/ Tensioners - Keep your accessories running properly with new tensioners and drive belts - Assembled By ECS - Audi

Keep your accessories running properly with new tensioners and drive belts 10X Entries Into Our F80 M3 Sweepstakes
Engine codes AEB & ATW

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581735
Mfg#:
058903133DMTCKT1
Back Ordered
Auto Notify
ON SALE!
$125.99

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

$116.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Adapter

ES#4029400 - 034-112-1000 - Throttle Body Adapter - Includes gaskets and all hardware needed. - 034Motorsport - Audi Volkswagen

Includes gaskets and all hardware needed. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4029400
Mfg#:
034-112-1000
Back Ordered
ON SALE! SAVE 10%
$129.00

This product was last offered at the strikethrough price on
08-17-2026

$116.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#2717921 - 028117021L - Engine Oil Cooler - Common source of leaks, mounted between your oil filter and engine block - Vemo - Audi Volkswagen

Common source of leaks, mounted between your oil filter and engine block

Brand:
Vemo - Corporate Logo
ES#:
2717921
Mfg#:
028117021L
Ships in 1 Business Day
$118.99

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

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 280mm

300W with round 2 pin connector Valeo style assembly, please check existing manufacturer for proper fitment

Brand:
ACM - Corporate Logo
ES#:
3448152
Mfg#:
8D0959455R
Ships in 2 Business Days
$128.99

This product was last offered at the strikethrough price on
08-19-2026

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 280mm

300W with round 2 pin connector Valeo style assembly, please check existing manufacturer for proper fitment

Brand:
Mahle-Behr - Corporate Logo
ES#:
4355144
Mfg#:
8D0959455R
Ships in 2 Business Days
$134.99

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

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2581850 - 050121113ckt-1 - Thermostat Replacement Kit - Maintain proper operating temperature with a new thermostat, housing and hardware - Genuine Volkswagen Audi - Audi

Maintain proper operating temperature with a new thermostat, housing and hardware

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2581850
Mfg#:
050121113CKT-1
Ships in 2 Business Days
$119.99

This product was last offered at the strikethrough price on
07-26-2026

$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#7858 - 06A129101D - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet - Genuine Volkswagen Audi - Audi Volkswagen

Located on the intake hose leading to the turbo inlet Fits up to VIN 8E-3-500 000 - Split is in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7858
Mfg#:
06A129101D
Ships in 4 Business Days
6% off MSRP

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

$123.99

This product was last offered at the strikethrough price on
08-30-2026

$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#3463132 - 4B0121055J - Radiator Hose - Lower - Connects the lower radiator port to the water pump and expansion tank - Hudson - Audi Volkswagen

Connects the lower radiator port to the water pump and expansion tank

Brand:
Hudson - Corporate Logo
ES#:
3463132
Mfg#:
4B0121055J
Ships in 1-2 days
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Sender - 2 Pin

ES#281044 - 06E919081C - Oil Pressure Sender - 2 Pin - Senses engine oil pressure for the gauge and ECU - Genuine Volkswagen Audi - Audi

Senses engine oil pressure for the gauge and ECU

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281044
Mfg#:
06E919081C
Ships in 2 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.

$31.99

This product was last offered at the strikethrough price on
08-30-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit - With ECS Magnetic Drain Plug

ES#261635 - PRMOIL1 - Oil Service Kit - With ECS Magnetic Drain Plug - Includes large Mann oil filter and Motul 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes large Mann oil filter and Motul 5w-40 oil 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
261635
Mfg#:
PRMOIL1
In Stock
ON SALE!
$119.00

This product was last offered at the strikethrough price on
08-19-2026

$115.43 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Engine Mount Retaining Plate - Left

ES#3108657 - 8K0399059 - Engine Mount Retaining Plate - Left - Secures the engine mount to the support bracket - Genuine Volkswagen Audi - Audi

Secures the engine mount to the support bracket Fits up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3108657
Mfg#:
8K0399059
Ships in 2 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.

$125.00

This product was last offered at the strikethrough price on
08-30-2026

$114.99 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.

Let us help you find the parts that fit your Audi

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