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Audi A4 Engine Parts & Accessories

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1.8T Performance Ignition Service Kit

ES#5338591 - 056059LA094ISKT3 - 1.8T Performance Ignition Service Kit - Featuring one step colder, copper core NGK spark plugs & ECS performance ignition coils for increased spark energy. - ECS - Audi Volkswagen

Featuring one step colder, copper core NGK spark plugs & ECS performance ignition coils for increased spark energy. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338591
Mfg#:
056059LA094ISKT3
In Stock
ON SALE! SAVE 25%
$181.99

This product was last offered at the strikethrough price on
06-13-2026

$135.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley

ES#3450012 - 06E105251F - Crankshaft Pulley - Reduces vibrations and drives the accessory belt - Corteco - Audi

Reduces vibrations and drives the accessory belt

Brand:
Corteco - Corporate Logo
ES#:
3450012
Mfg#:
06E105251F
In Stock at Vendor
$700.91

This product was last offered at the strikethrough price on
06-04-2026

$678.31 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Self-Locking Nut - Priced Each

ES#2588753 - N90369001 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M10x1.5 - Rein - Audi BMW Volkswagen

Install new hardware with your new parts. M10x1.5 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Secures the catalytic converter to the turbocharger

Brand:
Rein - Corporate Logo
ES#:
2588753
Mfg#:
N90369001
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow-Off Valve - Black

ES#2748995 - FMFSITATBL - Blow-Off Valve - Black - Stop boost leaking from your diverter valve once and for all! - Forge - Audi Volkswagen

Stop boost leaking from your diverter valve once and for all!

Brand:
Forge - Corporate Logo
ES#:
2748995
Mfg#:
FMFSITATBL
Back Ordered
Auto Notify
$373.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set

ES#1306666 - 058198025A - Valve Cover Gasket Set - Stop oil leaks and prevent internal engine damage - Elring - Audi Volkswagen

Stop oil leaks and prevent internal engine damage 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
1306666
Mfg#:
058198025A
In Stock
$22.99

This product was last offered at the strikethrough price on
06-22-2026

$22.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow-Off Valve - Polished

ES#2226107 - FMFSITAT - Blow-Off Valve - Polished - Stop boost leaking from your diverter valve once and for all! - Forge - Audi Volkswagen

Stop boost leaking from your diverter valve once and for all! For vehicles up to 2013.5, does not work on the new TSI engines

Brand:
Forge - Corporate Logo
ES#:
2226107
Mfg#:
FMFSITAT
In Stock
$373.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#3545462 - 06J117021J - Engine Oil Cooler - Lowers engine oil temperature - URO - Audi Volkswagen

Lowers engine oil temperature 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3545462
Mfg#:
06J117021J
Ships in 1 Business Day
$81.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Typhoon Air Intake Kit

ES#2089875 - 69-9505T - Typhoon Air Intake Kit - Add instant power to your B8 2.0T - K&N - Audi

Add instant power to your B8 2.0T CARB certified for sale in all 50 states

Brand:
K&N - Corporate Logo
ES#:
2089875
Mfg#:
69-9505T
EO#:
D-269-43
In Stock at Vendor
$419.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Diverter Valve

ES#2862879 - CTSDV0005 - Billet Diverter Valve - Keep your turbo boosting like it should - CTS - Audi Volkswagen

Keep your turbo boosting like it should

Brand:
CTS - Corporate Logo
ES#:
2862879
Mfg#:
CTSDV0005
Ships in 7 Business Days
ON SALE! SAVE 20%
$149.99

This product was last offered at the strikethrough price on
07-10-2026

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS Ignition Service Kit - With Service Tools

ES#4349873 - 06h905110lkt3KT4 - RS Ignition Service Kit - With Service Tools - Add 8V RS3/B9 S4 spark with these red top coil packs and RS7 spark plugs for the ultimate ignition service kit for your 1.8T/2.0T Gen3 engine! - Assembled By ECS - Audi Volkswagen

Add 8V RS3/B9 S4 spark with these red top coil packs and RS7 spark plugs for the ultimate ignition service kit for your 1.8T/2.0T Gen3 engine! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4349873
Mfg#:
06H905110LKT3KT4
In Stock
ON SALE!
$361.93

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

$334.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#471867 - N91089601 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x60 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x60

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471867
Mfg#:
N91089601
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Reinforced Silicone Breather Hose Kit

ES#2864540 - 034-101-3004 - Reinforced Silicone Breather Hose Kit - Upgrade from weaker rubber hoses - 034Motorsport - Audi Volkswagen

Upgrade from weaker rubber hoses From VIN 8E-3-040001 up to VIN 8E-3-500000, splits are in the 2003 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2864540
Mfg#:
034-101-3004
In Stock
$237.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#3214745 - 06L903133D - Accessory Belt Tensioner - Keep your drive belt tight - Ina - Audi Volkswagen

Keep your drive belt tight We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3214745
Mfg#:
06L903133D
Ships in 3 Business Days
$67.99

This product was last offered at the strikethrough price on
07-23-2026

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Dual Exit Single Tips

ES#2848070 - CTSEXHCB0013 - Cat-Back Exhaust System - Dual Exit Single Tips - 2.5" stainless steel with dual 3" polished stainless tips - CTS - Audi

2.5" stainless steel with dual 3" polished stainless tips

Brand:
CTS - Corporate Logo
ES#:
2848070
Mfg#:
CTSEXHCB0013
Ships in 7 Business Days
$1099.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#4030465 - 06L117021G - Oil Cooler - A possible source of leaking oil or coolant - URO - Audi Volkswagen

A possible source of leaking oil or coolant 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4030465
Mfg#:
06L117021G
In Stock
$59.99 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.

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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