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Audi A4 Most Popular Parts

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034Motorsport Billet Oil Cap

ES#4681105 - 034-110-Z014 - 034Motorsport Billet Oil Cap - Machined from 6061-T6 aluminum and anodized bright black for lifelong great looks! - 034Motorsport - Audi Volkswagen Porsche

Machined from 6061-T6 aluminum and anodized bright black for lifelong great looks! 2X Entries Into Our F80 M3 Sweepstakes
For vehicles up through the 2020 model year only

Brand:
034Motorsport - Corporate Logo
ES#:
4681105
Mfg#:
034-110-Z014
Ships in 2 Business Days
$97.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

20" RSe103 Wheels - Set Of Four

ES#4447081 - 88.103.14spKT - 20" RSe103 Wheels - Set Of Four - 20"x9" 5x112 ET35 66.5CB - Silver Platinum Gloss - Neuspeed - Audi

20"x9" 5x112 ET35 66.5CB - Silver Platinum Gloss

Brand:
Neuspeed - Corporate Logo
ES#:
4447081
Mfg#:
88.103.14SPKT
Ships in 2 Business Days
$1939.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Bushing Insert Kit

ES#3132752 - 018327ECS01 - Rear Differential Carrier Mount Bushing Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi

Decrease differential slop for better drivetrain response! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
In Stock
$113.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Crankshaft Seal With Flange

ES#3419418 - 06E103153E - Front Crankshaft Seal With Flange - Stop oil leaks and prevent internal engine damage - Elring - Audi

Stop oil leaks and prevent internal engine damage 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3419418
Mfg#:
06E103153E
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water pump drive pulley

ES#2639833 - 06H103731G - Water pump drive pulley - Used to drive the water pump - Genuine Volkswagen Audi - Audi Volkswagen

Used to drive the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2639833
Mfg#:
06H103731G
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.

$55.15

This product was last offered at the strikethrough price on
09-29-2026

$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2828403 - 06E121018A - Water Pump - Includes gasket and features a metal impeller - URO - Audi Volkswagen

Includes gasket and features a metal impeller 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2828403
Mfg#:
06E121018A
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clutch Slave Cylinder

ES#2627512 - 8K0721257A - Clutch Slave Cylinder - Restore the feel of your clutch - Sachs - Audi

Restore the feel of your clutch We Price Match - Give Us A Call or Chat!
Up to production date 1/28/2013

Brand:
Sachs - Corporate Logo
ES#:
2627512
Mfg#:
8K0721257A
Ships in 5 Business Days
$47.99

This product was last offered at the strikethrough price on
08-26-2026

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

RacingLine Higher Output Ignition Coil - Blue - Priced Each

ES#4708243 - VWR900000 - RacingLine Higher Output Ignition Coil - Blue - Priced Each - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils.

Brand:
Racingline - Corporate Logo
ES#:
4708243
Mfg#:
VWR900000
Ships in 5 Business Days
ON SALE! SAVE 11%
$55.99

This product was last offered at the strikethrough price on
09-18-2026

$49.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body

ES#3438884 - 06F133062Q - Throttle Body - Includes the throttle sensor - Vemo - Audi Volkswagen

Includes the throttle sensor

Brand:
Vemo - Corporate Logo
ES#:
3438884
Mfg#:
06F133062Q
In Stock
Limited Qty Sale
$333.99

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

$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance S-Type Cat-Back Exhaust System

ES#3689898 - 140761 - Performance S-Type Cat-Back Exhaust System - 2.00", 2.75", & 3.00" diameter stainless steel tubing with dual exit, 4" single polished tips - Borla - Audi

2.00", 2.75", & 3.00" diameter stainless steel tubing with dual exit, 4" single polished tips

Brand:
Borla - Corporate Logo
ES#:
3689898
Mfg#:
140761
Ships on Oct 15, 2026
$1930.99 USD

Cooling System Flush Kit

ES#2784773 - CO0LANTFLUSHKT2 - Cooling System Flush Kit - Keep your cooling system working at its best by keeping it clean and free of rust and scale deposits. Includes new expansion tank cap, flush treatment & G13 coolant. - Assembled By ECS - Audi Volkswagen

Keep your cooling system working at its best by keeping it clean and free of rust and scale deposits. Includes new expansion tank cap, flush treatment & G13 coolant. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2784773
Mfg#:
CO0LANTFLUSHKT2
In Stock
ON SALE! SAVE 12%
$80.99

This product was last offered at the strikethrough price on
06-18-2026

$71.50 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front Audi Rings Emblem - Black

ES#4046528 - 8W0071801 - Front Audi Rings Emblem - Black - Blackout Audi Rings emblem for the front grill location - Created with Audi enthusiasts in mind! - Genuine Volkswagen Audi - Audi

Blackout Audi Rings emblem for the front grill location - Created with Audi enthusiasts in mind! For vehicles from the 2020 model year only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4046528
Mfg#:
8W0071801
In Stock
4% off MSRP

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

$110.99

This product was last offered at the strikethrough price on
09-29-2026

$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Stainless 2.5" Downpipe

ES#3175307 - 251229 - Performance Stainless 2.5" Downpipe - High flow, stainless downpipe kit to be used with 2.5" aftermarket exhaust - Techtonics Tuning - Audi

High flow, stainless downpipe kit to be used with 2.5" aftermarket exhaust Fits quattro manual transmission models only - To be used with 2.5" aftermarket exhaust system

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175307
Mfg#:
251229
Ships in 6 Business Days
$275.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Valve Cover Gasket Kit

ES#3651497 - 06e103483PKT5 - Complete Valve Cover Gasket Kit - Includes gaskets, hardware, and silicone sealant for an all-inclusive service kit - Genuine Volkswagen Audi - Audi

Includes gaskets, hardware, and silicone sealant for an all-inclusive service kit

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3651497
Mfg#:
06E103483PKT5
In Stock
$392.99

This product was last offered at the strikethrough price on
09-29-2026

$384.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rain & Daytime running light Sensor

ES#2123407 - 8K0955559D - Rain & Daytime running light Sensor - Activates windshield wipers automatically and activates daytime running lights (DRL) - Genuine Volkswagen Audi - Audi

Activates windshield wipers automatically and activates daytime running lights (DRL)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2123407
Mfg#:
8K0955559D
Ships in 3 Business Days
10% off MSRP

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

$426.99

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

$384.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Damper

ES#523302 - 078109479E - Timing Belt Damper - Applies pressure to the tensioning roller through the lever - NTN - Audi Volkswagen

Applies pressure to the tensioning roller through the lever From VIN #W-007799, split is in model year 1998

Brand:
NTN - Corporate Logo
ES#:
523302
Mfg#:
078109479E
Ships in 1-2 days
$68.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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