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Audi A4 Most Popular Parts

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Timing Belt

ES#2569729 - T306RB - Timing Belt - 300% stronger than standard timing belts! - GatesRacing - Audi Volkswagen

300% stronger than standard timing belts!

Brand:
GatesRacing - Corporate Logo
ES#:
2569729
Mfg#:
T306RB
In Stock
$157.99

This product was last offered at the strikethrough price on
03-24-2026

$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B7 A4 Rear Diffuser - Gloss Black

ES#4057347 - 006118LA01 - Audi B7 A4 Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries For Our 25th Anniversary Sweepstakes!

Fits sedan/avant models with dual exit/single tip exhaust

Brand:
ECS - Corporate Logo
ES#:
4057347
Mfg#:
006118LA01
In Stock
ON SALE! SAVE 20%
$363.99

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

$291.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Toe Arms - Audi B8/Porsche Macan

ES#3624747 - 027967ecs01 - Adjustable Rear Toe Arms - Audi B8/Porsche Macan - Adjust your rear toe angle and improve handling with these ECS Heavy Duty Toe Arms - ECS - Audi Porsche

Adjust your rear toe angle and improve handling with these ECS Heavy Duty Toe Arms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3624747
Mfg#:
027967ECS01
In Stock
ON SALE! SAVE 25%
$217.99

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

$163.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Mirror Cap Set - Audi B9 A4/A5/S4/S5

ES#3411932 - 024564ECS01 - Carbon Fiber Mirror Cap Set - Audi B9 A4/A5/S4/S5 - With Lane Change Assist - ECS - Audi

With Lane Change Assist 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with lane change assist

Brand:
ECS - Corporate Logo
ES#:
3411932
Mfg#:
024564ECS01
In Stock
ON SALE! SAVE 20%
$413.99

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

$331.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Lower

ES#3220757 - 06K109158A - Timing Chain - Lower - Stop stretched out chains from creating noise - Bremmen Parts - Audi Volkswagen

Stop stretched out chains from creating noise 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3220757
Mfg#:
06K109158A
In Stock
ON SALE! SAVE 15%
$85.99

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

$73.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

D3S 6000K XB HID Bulb - Pair

ES#4212783 - MM.N.077 - D3S 6000K XB HID Bulb - Pair - Quality replacement xenon bulbs from Morimoto - Morimoto - Audi Volkswagen

Quality replacement xenon bulbs from Morimoto

Brand:
Morimoto - Corporate Logo
ES#:
4212783
Mfg#:
MM.N.077
Ships in 5 Business Days
$90.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Turbo Muffler Delete With Test Ports

ES#3610622 - 034-145-Z040 - 034Motorsport Turbo Muffler Delete With Test Ports - Lets the driver hear what the turbo has to say - The only turbo muffler delete with built-in test ports! - 034Motorsport - Audi Volkswagen

Lets the driver hear what the turbo has to say - The only turbo muffler delete with built-in test ports!

Brand:
034Motorsport - Corporate Logo
ES#:
3610622
Mfg#:
034-145-Z040
In Stock
$140.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Kit - Ultimate

ES#1876844 - 06F198001b7 - Timing Belt Kit - Ultimate - Includes all hardware and engine seals - Assembled By ECS - Audi

Includes all hardware and engine seals 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
1876844
Mfg#:
06F198001B7
Ships Today
ON SALE! SAVE 18%
$294.99

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

$240.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Hub - Priced Each

ES#4039417 - 8K0407613B - Wheel Hub - Priced Each - Does not include wheel bearing - Vaico - Audi

Does not include wheel bearing We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039417
Mfg#:
8K0407613B
In Stock
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Ultimate Audi B8 Facelift Street Shield Kit

ES#3612455 - 003251ecs01KT1 - ECS Tuning Ultimate Audi B8 Facelift Street Shield Kit - Get the ultimate under body protection for your B8! - ECS - Audi

Get the ultimate under body protection for your B8! 10X Entries For Our 25th Anniversary Sweepstakes!
Fits B8.5 chassis from the 2013 model year with manual and DSG transmissions only
Fits B8.5 chassis from the 2013 model year with manual and DSG transmissions only

Brand:
ECS - Corporate Logo
ES#:
3612455
Mfg#:
003251ECS01KT1
In Stock
ON SALE! SAVE 10%
$1086.99

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

$978.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Performance Lowering Springs

ES#3209930 - 034-404-1001 - Dynamic+ Performance Lowering Springs - Engineered to improve handling and deliver superb ride quality! - 034Motorsport - Audi

Engineered to improve handling and deliver superb ride quality!

Brand:
034Motorsport - Corporate Logo
ES#:
3209930
Mfg#:
034-404-1001
In Stock
$326.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Aluminum Water Pump Kit with Tools

ES#4865996 - 06H121026DDKT6 - Upgraded Aluminum Water Pump Kit with Tools - Includes a new water pump, hardware, coolant and the tools to get the job done. - Assembled By ECS - Audi Volkswagen

Includes a new water pump, hardware, coolant and the tools to get the job done. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4865996
Mfg#:
06H121026DDKT6
In Stock
ON SALE! SAVE 20%
$415.99

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

$332.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Silicone Turbo Inlet Hose - Audi B8 A4/A5 2.0T

ES#2707642 - 000672ECS01A - Silicone Turbo Inlet Hose - Audi B8 A4/A5 2.0T - Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! - ECS - Audi

Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2707642
Mfg#:
000672ECS01A
In Stock
ON SALE! SAVE 25%
$106.99

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

$80.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear DD23 "Daily Driver" Ceramic Brake Pad Set

ES#4739037 - DD23-1898 - Rear DD23 "Daily Driver" Ceramic Brake Pad Set - This enthusiast-developed pad offers confident stopping power, very low dust, quiet braking, and a positive initial bite. The perfect choice for your daily-driven Euro! - ECS - Audi

This enthusiast-developed pad offers confident stopping power, very low dust, quiet braking, and a positive initial bite. The perfect choice for your daily-driven Euro! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4739037
Mfg#:
DD23-1898
In Stock
ON SALE! SAVE 20%
$81.99

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

$65.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

D2S 6000K XB 35W HID Bulbs - Pair

ES#4212766 - MM.N.065 - D2S 6000K XB 35W HID Bulbs - Pair - Quality replacement xenon bulbs from Morimoto - Morimoto - Audi BMW Volkswagen Mercedes Benz MINI

Quality replacement xenon bulbs from Morimoto

Brand:
Morimoto - Corporate Logo
ES#:
4212766
Mfg#:
MM.N.065
In Stock
$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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