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Audi A4 Most Popular Parts

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Liqui Moly Leichtlauf Oil Service Kit (5w-40)

ES#2785314 - 06L115562KT8 - Liqui Moly Leichtlauf Oil Service Kit (5w-40) - Includes Hengst oil filter and Liqui Moly Leichtlauf High Tech 5w-40 oil - Assembled By ECS - Audi Volkswagen
ECS Tuning recommends this product.

Includes Hengst oil filter and Liqui Moly Leichtlauf High Tech 5w-40 oil 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2785314
Mfg#:
06L115562KT8
In Stock
ON SALE!
$95.99

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

$93.76 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Full Density Line Front Control Arm Kit

ES#3199717 - 034-401-1045 - Full Density Line Front Control Arm Kit - Includes new control arms with Density Line control arm bushings, ball joints, and hardware - 034Motorsport - Audi

Includes new control arms with Density Line control arm bushings, ball joints, and hardware 2X Entries Into Our F80 M3 Sweepstakes
Fits models from production date 11/3/2009 (M14 Ball Joints) - Please verify existing prior to ordering

Brand:
034Motorsport - Corporate Logo
ES#:
3199717
Mfg#:
034-401-1045
In Stock
$964.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Aluminum Water Pump Kit

ES#3663665 - 06h121026ddktKT4 - Upgraded Aluminum Water Pump Kit - Includes a new water pump, belt, aluminum thermostat/housing, temperature sensor, aluminum union piece & hardware. - Assembled By ECS - Audi Volkswagen

Includes a new water pump, belt, aluminum thermostat/housing, temperature sensor, aluminum union piece & hardware. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles without electrical connection on pump inlet (please inspect prior to ordering).

Brand:
Assembled By ECS - Corporate Logo
ES#:
3663665
Mfg#:
06H121026DDKTKT4
In Stock
ON SALE! SAVE 19%
$280.55

This product was last offered at the strikethrough price on
07-28-2026

$227.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat/Water Pump Kit (Updated)

ES#4699573 - 06L121111P - Thermostat/Water Pump Kit (Updated) - Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and o-rings - Bremmen Parts - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Advanced design with fewer moving parts and lower weight - without sacrificing cooling performance or warm-up temperature curve. Includes thermostat, water pump, union, and o-rings 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4699573
Mfg#:
06L121111P
In Stock
ON SALE! SAVE 15%
$250.99

This product was last offered at the strikethrough price on
07-16-2026

$213.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Ignition Service Kit

ES#4686054 - 002540LCA04KT - ECS Performance Ignition Service Kit - Features ECS Upgraded Ignition Coils and Brisk Silver Racing ER12s plugs, ensuring a stronger and more consistent spark! - Assembled By ECS - Audi Volkswagen

Features ECS Upgraded Ignition Coils and Brisk Silver Racing ER12s plugs, ensuring a stronger and more consistent spark! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4686054
Mfg#:
002540LCA04KT
In Stock
ON SALE!
$204.35 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Damping Performance Coilover System - Audi B8/B8.5

ES#3478463 - 025412ECS01 - Adjustable Damping Performance Coilover System - Audi B8/B8.5 - Take control of your ride while going low with our sport-tuned coilover system! - ECS - Audi

Take control of your ride while going low with our sport-tuned coilover system! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3478463
Mfg#:
025412ECS01
In Stock
ON SALE! SAVE 41%
$1178.99

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

$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Liqui Moly MolyGen - Oil Service Kit (5w-40)

ES#3439011 - 06L115562MGKT - Liqui Moly MolyGen - Oil Service Kit (5w-40) - Includes Hengst oil filter and Liqui Moly 5w-40 oil with MolyGen technology - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter and Liqui Moly 5w-40 oil with MolyGen technology 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3439011
Mfg#:
06L115562MGKT
In Stock
ON SALE!
$95.99

This product was last offered at the strikethrough price on
05-15-2026

$88.91 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Performance Ignition Coils - Red - Set Of Four

ES#4686051 - 002540LCA02KT - ECS Performance Ignition Coils - Red - Set Of Four - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - ECS - Audi Volkswagen

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4686051
Mfg#:
002540LCA02KT
In Stock
ON SALE! SAVE 20%
$187.99

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

$150.37 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat/Water Pump Kit

ES#3624235 - 06L121111J - Thermostat/Water Pump Kit - Includes thermostat, water pump, gasket, and belt! - Ina - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Includes thermostat, water pump, gasket, and belt! We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3624235
Mfg#:
06L121111J
In Stock
$305.99

This product was last offered at the strikethrough price on
08-25-2026

$304.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit - Premium

ES#3418639 - 2331kt2 - Oil Service Kit - Premium - Includes Hengst oil filter, drain plug/washer, and 7 liters of Liqui Moly Leichtlauf High Tech Engine Oil (5w-40) oil - Assembled By ECS - Audi
ECS Tuning recommends this product.

Includes Hengst oil filter, drain plug/washer, and 7 liters of Liqui Moly Leichtlauf High Tech Engine Oil (5w-40) oil 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8E-6-285001, split is in the 2006 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
3418639
Mfg#:
2331KT2
In Stock
ON SALE!
$115.99

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

$112.64 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Liqui Moly MolyGen - Premium Oil Service Kit

ES#3439033 - molygenKT6 - Liqui Moly MolyGen - Premium Oil Service Kit - Includes Hengst oil filter and Liqui Moly 5w-40 oil with MolyGen technology - Assembled By ECS - Audi

Includes Hengst oil filter and Liqui Moly 5w-40 oil with MolyGen technology 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3439033
Mfg#:
MOLYGENKT6
In Stock
ON SALE!
$112.99

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

$109.27 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Audi B8.5 S4 / A4 S-Line Rear Diffuser - Gloss Black

ES#4147363 - 028807ecs01KT - Audi B8.5 S4 / A4 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits facelift B8.5 (2013+) S-Line models with quad tips only

Brand:
ECS - Corporate Logo
ES#:
4147363
Mfg#:
028807ECS01KT
In Stock
ON SALE! SAVE 20%
$407.99

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

$326.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" APR A02 "Ready-To-Roll" Wheel & Tire Package for B8 A4 - w/ Ironman Tires

ES#5526949 - A0219854266A4 - 19" APR A02 "Ready-To-Roll" Wheel & Tire Package for B8 A4 - w/ Ironman Tires - 19x8.5 ET45 5x112 - Bronze Finish - With Professionally Mounted & Balanced Ironman iMove Gen 3 AS Tires (235/35ZR19) - APR - Audi

19x8.5 ET45 5x112 - Bronze Finish - With Professionally Mounted & Balanced Ironman iMove Gen 3 AS Tires (235/35ZR19) Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
5526949
Mfg#:
A0219854266A4
In Stock
$2301.99

This product was last offered at the strikethrough price on
10-14-2026

$2189.99 USD
Free Shipping

Liqui Moly MolyGen - Oil Service Kit

ES#3439016 - 20TPRMOILMGKT1 - Liqui Moly MolyGen - Oil Service Kit - Includes Hengst filter, drain plug, and Liqui Moly oil with MolyGen technology - Assembled By ECS - Audi Volkswagen

Includes Hengst filter, drain plug, and Liqui Moly oil with MolyGen technology 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3439016
Mfg#:
20TPRMOILMGKT1
In Stock
ON SALE! SAVE 10%
$95.99

This product was last offered at the strikethrough price on
05-15-2026

$85.94 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

APR (MS100192) Upgraded Ignition Coils - Red - Set Of Four

ES#4030591 - ms100192KT - APR (MS100192) Upgraded Ignition Coils - Red - Set Of Four - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi Volkswagen

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4030591
Mfg#:
MS100192KT
EO#:
D-783-5
In Stock
$211.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" Alzor Style M205 "Ready-To-Roll" Winter Wheel & Tire Package for B8 A4/A5/S4/S5 - w/ Goodyear Tires

ES#5528619 - 2051WCU23540B - 19" Alzor Style M205 "Ready-To-Roll" Winter Wheel & Tire Package for B8 A4/A5/S4/S5 - w/ Goodyear Tires - 19x8.5 ET35 5x112 - Hyper Silver Finish - With Professionally Mounted & Balanced Goodyear Winter Command Ultra Tires (235/40R19) - Alzor - Audi

19x8.5 ET35 5x112 - Hyper Silver Finish - With Professionally Mounted & Balanced Goodyear Winter Command Ultra Tires (235/40R19) 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
5528619
Mfg#:
2051WCU23540B
Ships in 9 Business Days
ON SALE!
$2175.00

This product was last offered at the strikethrough price on
10-28-2026

$2125.27 USD

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