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Audi A4 Most Popular Parts

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Street Sport Motor Mounts

ES#4830891 - CTS-EM-MQL-60D - Street Sport Motor Mounts - Redefine the balance between comfort and performance - CTS - Audi

Redefine the balance between comfort and performance

Brand:
CTS - Corporate Logo
ES#:
4830891
Mfg#:
CTS-EM-MQL-60D
Ships in 7 Business Days
$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing ER10S Spark Plug - Priced Each

ES#3663889 - ER10S - Brisk Silver Racing ER10S Spark Plug - Priced Each - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen Mercedes Benz

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! Two heat ranges colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
3663889
Mfg#:
ER10S
In Stock
8% off MSRP

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

$12.99

This product was last offered at the strikethrough price on
09-19-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

550cc Fuel Injectors - Set Of Four

ES#1899400 - injb550 - 550cc Fuel Injectors - Set Of Four - Compatible with BT software applications. Includes injector plug adapters - Bosch - Audi Volkswagen MINI

Compatible with BT software applications. Includes injector plug adapters We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1899400
Mfg#:
INJB550
Ships in 8 Business Days
$437.99

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

$363.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) Repair Kit

ES#4135423 - 06h103495ktKT - Pressure Control Valve (PCV) Repair Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Hamburg Tech - Audi

Everything you need to replace a faulty PCV or to perform some preventative maintenance We Price Match - Give Us A Call or Chat!
Fits from production date 3/31/2012 - Please check existing part number before ordering

Brand:
Hamburg Tech - Corporate Logo
ES#:
4135423
Mfg#:
06H103495KTKT
In Stock
$115.99

This product was last offered at the strikethrough price on
06-11-2026

$112.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil Connector Housing - Priced Each

ES#452689 - 8K0973724 - Ignition Coil Connector Housing - Priced Each - The 4-pin connector for the ignition coils - Genuine Volkswagen Audi - Audi

The 4-pin connector for the ignition coils

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452689
Mfg#:
8K0973724
In Stock
13% off MSRP

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

$14.50

This product was last offered at the strikethrough price on
09-19-2026

$12.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Valve

ES#3571736 - 06K103495BL - Oil Separator/PCV Valve - Also called the "breather valve" or "oil separator" - Genuine Volkswagen Audi - Audi Volkswagen

Also called the "breather valve" or "oil separator" For vehicles with CYMC engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3571736
Mfg#:
06K103495BL
In Stock
10% off MSRP

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

$250.00

This product was last offered at the strikethrough price on
09-19-2026

$225.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Wheel Bearing Kit

ES#3651346 - 4h0498625aKT7 - Complete Wheel Bearing Kit - All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle - FAG - Audi

All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle

Brand:
FAG - Corporate Logo
ES#:
3651346
Mfg#:
4H0498625AKT7
In Stock
$600.52

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

$475.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B12 Pro-Kit Suspension System

ES#2983799 - 46-183323 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!
For Sedan models. Lowers 35mm front, 30mm rear

Brand:
Bilstein - Corporate Logo
ES#:
2983799
Mfg#:
46-183323
In Stock
17% off MSRP

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

$1082.00

This product was last offered at the strikethrough price on
09-19-2026

$899.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Billet Aluminum Sun Visor Clips - Pair

ES#4623665 - 017491laKT - ECS Billet Aluminum Sun Visor Clips - Pair - Never break another hook on your sun visor clip again! - ECS - Audi

Never break another hook on your sun visor clip again! 10X Entries Into Our F80 M3 Sweepstakes
Fits sedan and avant models

Brand:
ECS - Corporate Logo
ES#:
4623665
Mfg#:
017491LAKT
In Stock
ON SALE! SAVE 25%
$73.99

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

$55.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Street Performance Coilover System

ES#3187951 - 50356 - Street Performance Coilover System - Finally, A performance coilover suspension system for your B9 Audi - Offering unrivaled comfort and performance! - H&R - Audi

Finally, A performance coilover suspension system for your B9 Audi - Offering unrivaled comfort and performance! We Price Match - Give Us A Call or Chat!
For vehicles without Sport Suspension or Magnetic Ride Control

Brand:
H&R - Corporate Logo
ES#:
3187951
Mfg#:
50356
In Stock
10% off MSRP

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

$1980.00

This product was last offered at the strikethrough price on
07-01-2026

$1782.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Priced Each

ES#2739693 - 06K115562 - Oil Filter - Priced Each - Keep your oil clean and your engine running like new - Mann - Audi Volkswagen Porsche

Keep your oil clean and your engine running like new

Brand:
Mann - Corporate Logo
ES#:
2739693
Mfg#:
06K115562
In Stock
$14.16

This product was last offered at the strikethrough price on
08-14-2026

$13.94 USD
Free Shipping
on orders $49 and up

18" Style 881 Wheels - Set Of Four

ES#2695422 - 881-10 - 18" Style 881 Wheels - Set Of Four - 18x8.5 ET35 5x112 57.1CB - Gold With Machined Lip - Alzor - Audi Volkswagen

18x8.5 ET35 5x112 57.1CB - Gold With Machined Lip 10X Entries Into Our F80 M3 Sweepstakes
Requires the use of 15mm spacers and extended 45mm conical seat wheel bolts to clear the front caliper carrier

Brand:
Alzor - Corporate Logo
ES#:
2695422
Mfg#:
881-10
In Stock
ON SALE! SAVE 25%
$1176.99

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

$883.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Track Density Line Motor Mounts Kit

ES#2918007 - 034-509-0048KT - Track Density Line Motor Mounts Kit - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2918007
Mfg#:
034-509-0048KT
In Stock
$546.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Performance Rear Sway Bar End Links - Audi B8/Porsche Macan

ES#4043135 - 025180ECS02 - Billet Performance Rear Sway Bar End Links - Audi B8/Porsche Macan - Replace the flimsy stock plastic and rubber units - ECS - Audi Porsche

Replace the flimsy stock plastic and rubber units 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4043135
Mfg#:
025180ECS02
In Stock
ON SALE! SAVE 20%
$224.99

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

$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete

ES#2792807 - MS100097 - Turbo Muffler Delete - Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete - APR - Audi Volkswagen

Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
2792807
Mfg#:
MS100097
In Stock
11% off MSRP

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

$130.95

This product was last offered at the strikethrough price on
09-19-2026

$115.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport High Output Ignition Coils - Red - Set Of Four

ES#4620395 - 0341072012RED-4 - 034Motorsport High Output Ignition Coils - Red - Set Of Four - Plug-and-play upgraded coil pack featuring a CNC-machined heat sink for better heat dissipation - 034Motorsport - Audi Volkswagen Porsche

Plug-and-play upgraded coil pack featuring a CNC-machined heat sink for better heat dissipation 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4620395
Mfg#:
0341072012RED-4
In Stock
$252.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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