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Audi A4 Most Popular Parts

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19" Style 679 Wheels - Set Of Four

ES#3619049 - 679-4KT - 19" Style 679 Wheels - Set Of Four - 19x8 ET45 5x112 57.1CB - Matte Black - Alzor - Audi Volkswagen

19x8 ET45 5x112 57.1CB - Matte Black 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
3619049
Mfg#:
679-4KT
In Stock
$1300.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger

ES#3624291 - 06H145702S - Turbocharger - Complete assembly including the exhaust manifold - BorgWarner - Audi

Complete assembly including the exhaust manifold Up to the 2012 model year

Brand:
BorgWarner - Corporate Logo
ES#:
3624291
Mfg#:
06H145702S
Ships in 2 Business Days
$1748.40

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

$1363.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear RedStuff Performance Brake Pad Set

ES#2070769 - DP31988C - Rear RedStuff Performance Brake Pad Set - High performance street pad, featuring Kevlar technology - EBC - Audi

High performance street pad, featuring Kevlar technology 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
2070769
Mfg#:
DP31988C
In Stock
5% off MSRP

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

$179.39

This product was last offered at the strikethrough price on
11-05-2026

$170.42 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Flange Shaft Bolt - Priced Each

ES#8637 - N90441103 - Front Flange Shaft Bolt - Priced Each - Secures the axle assembly to the transmission. M10x20 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the axle assembly to the transmission. M10x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
8637
Mfg#:
N90441103
In Stock
$6.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hi-Volume Fuel Pump Upgrade Kit

ES#3146299 - 10-127-101K - Hi-Volume Fuel Pump Upgrade Kit - Up to a 5% Torque increase and additional 10Bar of fuel rail pressure! - Autotech - Audi Volkswagen

Up to a 5% Torque increase and additional 10Bar of fuel rail pressure!

Brand:
Autotech - Corporate Logo
ES#:
3146299
Mfg#:
10-127-101K
In Stock
$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Waste Gate Frequency Control N75 Valve

ES#2738386 - 06A906283E - Waste Gate Frequency Control N75 Valve - Get your turbo back in action with a new N75 valve. - URO - Audi Volkswagen
ECS Tuning recommends this product.

Get your turbo back in action with a new N75 valve. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2738386
Mfg#:
06A906283E
In Stock
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Redstuff Performance Brake Pad Set

ES#2622201 - DP32070C - Front Redstuff Performance Brake Pad Set - A high performance street pad, featuring Kevlar technology. - EBC - Audi Porsche

A high performance street pad, featuring Kevlar technology. 2X Entries Into Our F80 M3 Sweepstakes

For use with the Stage 2 Big Brake Kit

Brand:
EBC - Corporate Logo
ES#:
2622201
Mfg#:
DP32070C
In Stock
5% off MSRP

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

$193.31

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

$183.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B5 A4/S4 Manual - Driveshaft Center Support Bearing Carrier

ES#4609176 - 012158la01kt - B5 A4/S4 Manual - Driveshaft Center Support Bearing Carrier - As our beloved B5's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B5's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Manual Transmission B5 A4/S4

Brand:
ECS - Corporate Logo
ES#:
4609176
Mfg#:
012158LA01KT
Ships on Jan 15, 2027
$302.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Build Your Own DSG Service Kit

Choose from different options to build the perfect DSG Service Kit for you! 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
4390792
Mfg#:
B9A4DSGSK
Back Ordered
ON SALE!
Starting at $83.94 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

18" APEX SM-10 Wheels - Set of Four

ES#4370223 - sm101885et43KT - 18" APEX SM-10 Wheels - Set of Four - 18x8.5 ET43 5x112 57.1CB - Anthracite - APEX Wheels - Audi Volkswagen

18x8.5 ET43 5x112 57.1CB - Anthracite 2X Entries Into Our F80 M3 Sweepstakes

Brand:
APEX Wheels - Corporate Logo
ES#:
4370223
Mfg#:
SM101885ET43KT
Ships in 6 Business Days
$1696.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injectors - Set Of Four

ES#3658475 - 06h906036nkt2KT - Fuel Injectors - Set Of Four - Keep your engine running smooth! - Bosch - Audi

Keep your engine running smooth! We Price Match - Give Us A Call or Chat!
From the 2013 model year

Brand:
Bosch - Corporate Logo
ES#:
3658475
Mfg#:
06H906036NKT2KT
In Stock
$307.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

73.1-57.1 Hub Centric Ring - Set of Four

ES#2200664 - AP731571 - 73.1-57.1 Hub Centric Ring - Set of Four - Plastic 73.1mm to 57.1mm hub centric rings for proper wheel fitment - ECS - Audi BMW Volkswagen

Plastic 73.1mm to 57.1mm hub centric rings for proper wheel fitment 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
2200664
Mfg#:
AP731571
In Stock
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Upper Strut Mount - Priced Each

ES#2966732 - 034-601-1003-TD - Density Line Front Upper Strut Mount - Priced Each - Approximately twice as stiff as stock, for increased firmness and vehicle control - 034Motorsport - Audi

Approximately twice as stiff as stock, for increased firmness and vehicle control 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2966732
Mfg#:
034-601-1003-TD
In Stock
$46.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Washer Fluid Reservoir Cap - Black

ES#3188200 - VWR19G704 - VWR Billet Washer Fluid Reservoir Cap - Black - Billet aluminum washer fluid cap to replace your blue plastic one - Racingline - Audi Volkswagen

Billet aluminum washer fluid cap to replace your blue plastic one

Brand:
Racingline - Corporate Logo
ES#:
3188200
Mfg#:
VWR19G704
Ships in 3 Business Days
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Double Platinum Spark Plugs - Set Of Four

ES#9681 - 0242240627-4 - Double Platinum Spark Plugs - Set Of Four - Popular Bosch alternative to factory NGK plugs - Bosch - Audi Volkswagen

Popular Bosch alternative to factory NGK plugs We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
9681
Mfg#:
0242240627-4
In Stock
$45.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Power Stop Z23 Evolution Sport Front & Rear Brake Kit (320mm/300mm)

ES#3157361 - K5754 - Power Stop Z23 Evolution Sport Front & Rear Brake Kit (320mm/300mm) - A complete 4-wheel performance brake upgrade featuring drilled & slotted rotors and low-dust carbon-fiber ceramic pads. - Power Stop - Audi

A complete 4-wheel performance brake upgrade featuring drilled & slotted rotors and low-dust carbon-fiber ceramic pads.

Brand:
Power Stop - Corporate Logo
ES#:
3157361
Mfg#:
K5754
In Stock
$535.99

This product was last offered at the strikethrough price on
05-21-2026

$518.99 USD
This product is lifetime replacement eligible Lifetime Replacement

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