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Audi A4 Most Popular Parts

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Complete Carbon Fiber Exterior Package

ES#3236268 - 019196ecs01KT - Complete Carbon Fiber Exterior Package - Revamp your B9 A4 S-Line with a complete hand-laid carbon fiber kit - ECS - Audi

Revamp your B9 A4 S-Line with a complete hand-laid carbon fiber kit 10X Entries Into Our F80 M3 Sweepstakes
Save an additional $100 with this exclusive bundle!
For S-Line models only. Up to 2019 model year only.

Brand:
ECS - Corporate Logo
ES#:
3236268
Mfg#:
019196ECS01KT
Ships on Feb 24, 2027
ON SALE! SAVE 21%
$3520.69

This product was last offered at the strikethrough price on
04-13-2026

$2792.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Splitter Valve - Black

ES#8288 - FMDVSPLTR - Splitter Valve - Black - Recirculation & blow off valve all in one for customers that want both styles - Forge - Audi Volkswagen

Recirculation & blow off valve all in one for customers that want both styles

Brand:
Forge - Corporate Logo
ES#:
8288
Mfg#:
FMDVSPLTR
Ships in 5 Business Days
ON SALE! SAVE 10%
$310.99

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

$279.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Lightweight Flywheel Kit - Stage 2 Endurance Clutch Kit

ES#2807487 - 003485ECS01AKT5 - Performance Lightweight Flywheel Kit - Stage 2 Endurance Clutch Kit - ECS Lightweight Flywheel with a Southbend Stage 2 clutch kit rated at 440ft/lbs - ECS - Audi

ECS Lightweight Flywheel with a Southbend Stage 2 clutch kit rated at 440ft/lbs 10X Entries Into Our F80 M3 Sweepstakes

From VIN 8K-9-066500, split is in the 2009 model year

Brand:
ECS - Corporate Logo
ES#:
2807487
Mfg#:
003485ECS01AKT5
Ships on Nov 13, 2026
ON SALE! SAVE 10%
$3096.99

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

$2787.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/8P Dynamic Mirror Turn Signals - Smoked

ES#4492308 - 000050LA13-01 - Audi B8/8P Dynamic Mirror Turn Signals - Smoked - Upgrade your lighting with sequential indicators and smoked lenses - ZiZa - Audi

Upgrade your lighting with sequential indicators and smoked lenses 10X Entries Into Our F80 M3 Sweepstakes
From 2010 model year

Brand:
ZiZa - Corporate Logo
ES#:
4492308
Mfg#:
000050LA13-01
In Stock
ON SALE! SAVE 10%
$90.99

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

$81.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intercooler

ES#3545384 - 6052 - Intercooler - Cools the charge air for your engine - Offers superior performance & drop-in fitment! - CSF - Audi

Cools the charge air for your engine - Offers superior performance & drop-in fitment! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
CSF - Corporate Logo
ES#:
3545384
Mfg#:
6052
Ships in 5 Business Days
$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Bolt - priced each

ES#252589 - N10624701 - Fuel Pump Bolt - priced each - Used to secure the high pressure fuel pump - Genuine Volkswagen Audi - Audi Volkswagen

Used to secure the high pressure fuel pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
252589
Mfg#:
N10624701
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Lightweight Flywheel Kit - Stage 2 Daily

ES#3449152 - k70614hdoKT1 - Performance Lightweight Flywheel Kit - Stage 2 Daily - South Bend Lightweight Single Mass Flywheel with the South Bend Stage 2 clutch kit rated at 375ft/lbs - South Bend Clutch - Audi

South Bend Lightweight Single Mass Flywheel with the South Bend Stage 2 clutch kit rated at 375ft/lbs

Brand:
South Bend Clutch - Corporate Logo
ES#:
3449152
Mfg#:
K70614HDOKT1
Ships on Oct 12, 2026
$2775.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor With O-Ring & Clip - 4 Pin

ES#2866095 - 059919501AS1 - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - Updated Green sensor with square/round connector. Please check existing sensor color - Febi - Audi Volkswagen

Updated <font color='green'>Green</font> sensor with square/round connector. Please check existing sensor color We Price Match - Give Us A Call or Chat!
Located in the coolant flange

Brand:
Febi - Corporate Logo
ES#:
2866095
Mfg#:
059919501AS1
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front V5 Drilled & Slotted Brake Rotors - Set (320x30)

ES#4668216 - 8K0615301A-XS - Front V5 Drilled & Slotted Brake Rotors - Set (320x30) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4668216
Mfg#:
8K0615301A-XS
In Stock
ON SALE!
$426.99

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

$396.13 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Rubber Rear Shock Mount - Priced Each

ES#4681140 - 049327LA01 - Heavy Duty Rubber Rear Shock Mount - Priced Each - Enhance longevity and improve your Audi's handling with our in-house designed HD rubber shock mount! - ECS - Audi

Enhance longevity and improve your Audi's handling with our in-house designed HD rubber shock mount! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4681140
Mfg#:
049327LA01
In Stock
ON SALE! SAVE 25%
$58.99

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

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Assembly - priced each

ES#284935 - 079133062C - Throttle Body Assembly - priced each - Includes the throttle position sensor - Genuine Volkswagen Audi - Audi Volkswagen

Includes the throttle position sensor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284935
Mfg#:
079133062C
Ships in 3 Business Days
5% off MSRP

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

$1453.99

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

$1384.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Tire Pressure Sensor - Priced Each

ES#2702272 - 36236798726 - Tire Pressure Sensor - Priced Each - TPMS sensor located on the wheel on the barrel - Huf - Audi BMW Volkswagen MINI
ECS Tuning recommends this product.

TPMS sensor located on the wheel on the barrel

Brand:
Huf - Corporate Logo
ES#:
2702272
Mfg#:
36236798726
In Stock
$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Main Bearing Kit - Set Of Ten

ES#3690161 - 06h198591j - Main Bearing Kit - Set Of Ten - Complete set of 10 half-shells - For models with yellow paint markings - Kolbenschmidt - Audi Volkswagen

Complete set of 10 half-shells - For models with yellow paint markings

Brand:
Kolbenschmidt - Corporate Logo
ES#:
3690161
Mfg#:
06H198591J
In Stock
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley

ES#3618283 - 06E121031E - Water Pump Pulley - Drives the water pump from the accessory belt - URO - Audi

Drives the water pump from the accessory belt 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3618283
Mfg#:
06E121031E
In Stock
$57.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Master Cylinder Reservoir

ES#2795804 - 4B0611301E - Brake Master Cylinder Reservoir - Located on top of the master cylinder - Hamburg Tech - Audi Volkswagen

Located on top of the master cylinder We Price Match - Give Us A Call or Chat!
From VIN 8D-X-200001, split is in the 1999 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2795804
Mfg#:
4B0611301E
In Stock
$88.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Genuine Oil Service Kit (5w-40) - With Magnetic Drain Plug

ES#4006932 - 06L115562KT12 - Genuine Oil Service Kit (5w-40) - With Magnetic Drain Plug - Includes 5w-40 Genuine oil, filter, and ECS Magnetic Drain Plug - Assembled By ECS - Audi Volkswagen

Includes 5w-40 Genuine oil, filter, and ECS Magnetic Drain Plug 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4006932
Mfg#:
06L115562KT12
In Stock
ON SALE!
$137.99

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

$131.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

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