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Audi A4 Engine Parts & Accessories

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Solenoid Valve (N249) - Priced Each

ES#4701353 - 026906283J - Solenoid Valve (N249) - Priced Each - Controls actuation of the Combi Valve or Diverter Valve - Hamburg Tech - Audi Volkswagen

Controls actuation of the Combi Valve or Diverter Valve We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4701353
Mfg#:
026906283J
In Stock
$52.99 USD
Free Shipping
on orders $49 and up

Relay Roller

ES#4830556 - 078109244H - Relay Roller - The idler pulley for the toothed timing belt - Bremmen Parts - Audi Volkswagen

The idler pulley for the toothed timing belt 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830556
Mfg#:
078109244H
In Stock
ON SALE! SAVE 18%
$19.99

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

$16.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Air Scoop - Large Intercooler Size

ES#4845335 - 034-108-Z134 - X34 Carbon Fiber Air Scoop - Large Intercooler Size - Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! - 034Motorsport - Audi

Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! 2X Entries Into Our F80 M3 Sweepstakes
Will not fit vehicles with the active grille shutter system, such as B9.5 A4 and allroad.

Brand:
034Motorsport - Corporate Logo
ES#:
4845335
Mfg#:
034-108-Z134
In Stock
$174.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator

Price includes a $222.99 refundable core charge. From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5346973
Mfg#:
06H903018MXKT
Ships in 4 Business Days
$1311.99

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

$1217.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Control Valve

ES#2813086 - 06H109257C - Camshaft Control Valve - Located in the intake camshaft - Hamburg Tech - Audi

Located in the intake camshaft We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813086
Mfg#:
06H109257C
In Stock
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electrical Connector Housing - 2 Pin - Priced Each

ES#279910 - 06A973722 - Electrical Connector Housing - 2 Pin - Priced Each - Does not come with terminals or wires - Genuine Volkswagen Audi - Audi

Does not come with terminals or wires Connector for fuel injectors

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279910
Mfg#:
06A973722
Ships in 5 Business Days
2% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
09-23-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Housing

ES#281090 - 06F103107G - Camshaft Adjuster Housing - Located on the back of the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Located on the back of the cylinder head From VIN 8E-5-578001, split is in the 2005 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281090
Mfg#:
06F103107G
Ships in 9 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.

$1296.99

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

$1214.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - Alternator

ES#3677911 - 06B903137E - Performance Kevlar Reinforced Accessory Belt - Alternator - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3677911
Mfg#:
06B903137E
Ships on Nov 12, 2026
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#472727 - WHT002514 - Hex Nut - Priced Each - Install new hardware with your new parts. M10 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M10 Secures the catalytic converter to the turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472727
Mfg#:
WHT002514
In Stock
$8.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Timing Belt Kit - With Gates Racing Timing Belt

ES#2569779 - B6A4UTBKLV1 - Ultimate Timing Belt Kit - With Gates Racing Timing Belt - Looking for the best timing belt kit on the market? Look no further than ECS Tuning - Assembled By ECS - Audi

Looking for the best timing belt kit on the market? Look no further than ECS Tuning 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8E-4-191001, split is in the 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2569779
Mfg#:
B6A4UTBKLV1
In Stock
$325.99

This product was last offered at the strikethrough price on
09-10-2026

$302.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#8773 - FR7LDC+ - Spark Plug - Priced Each - Keep your engine running strong. - Bosch - Audi Volkswagen

Keep your engine running strong. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
8773
Mfg#:
FR7LDC+
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4818412 - 038906051D - MAP Sensor - Measures the pressure in the turbocharger system (small design MAP sensor) - Bremmen Parts - Audi Volkswagen

Measures the pressure in the turbocharger system (small design MAP sensor) 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818412
Mfg#:
038906051D
In Stock
ON SALE! SAVE 15%
$32.99

This product was last offered at the strikethrough price on
09-16-2026

$28.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit - With Service Tools

ES#4780697 - MS1001921KT - Performance Ignition Service Kit - With Service Tools - Features APR Upgraded Ignition Coils and NGK plugs, ensuring a stronger and more consistent spark! - Assembled By ECS - Audi Volkswagen

Features APR Upgraded Ignition Coils and NGK plugs, ensuring a stronger and more consistent spark! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4780697
Mfg#:
MS1001921KT
In Stock
ON SALE!
$407.99

This product was last offered at the strikethrough price on
04-27-2026

$401.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Cover - Lower

ES#3610242 - 06K109210AF - Timing Chain Cover - Lower - Cover for lower section of timing chain - Includes front crank seal, plug, and sealant - Rein - Audi Volkswagen

Cover for lower section of timing chain - Includes front crank seal, plug, and sealant 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3610242
Mfg#:
06K109210AF
Ships in 2 Business Days
$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Street Sport Engine Mount Kit

ES#4140455 - cts-em-b8-50dKT - CTS Street Sport Engine Mount Kit - 50 Durometer rubber construction - Set of two mounts for left and right sides - CTS - Audi

50 Durometer rubber construction - Set of two mounts for left and right sides

Brand:
CTS - Corporate Logo
ES#:
4140455
Mfg#:
CTS-EM-B8-50DKT
Ships in 8 Business Days
$399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Cylinder Head Cooling Flange

ES#3559174 - 462-121-132B6 - Cast Aluminum Cylinder Head Cooling Flange - Located at the rear of cylinder head, includes o-rings - iABED Industries - Audi

Located at the rear of cylinder head, includes o-rings

Brand:
iABED Industries - Corporate Logo
ES#:
3559174
Mfg#:
462-121-132B6
Back Ordered
$99.99 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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Manufacturer names and/or part numbers are used only for identification purposes.

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