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Audi A4 Most Popular Parts

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Top Tec 1200 Synthetic Automatic Transmission Fluid - 1 Liter

ES#3448776 - lm20018 - Top Tec 1200 Synthetic Automatic Transmission Fluid - 1 Liter - Full synthetic fluid with advanced wear-protection technology - Liqui-Moly - Audi BMW Volkswagen Porsche

Full synthetic fluid with advanced wear-protection technology 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3448776
Mfg#:
LM20018
In Stock
29% off MSRP

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

$20.99

This product was last offered at the strikethrough price on
07-22-2026

$14.99 USD
Free Shipping
on orders $49 and up

Front Axle Assembly - Right

ES#3072343 - 8E0407272AT - Front Axle Assembly - Right - Complete driveshaft with CV joints; ready for installation - GKN Drivetech - Audi

Complete driveshaft with CV joints; ready for installation Fits from VIN 8E-3-390,000 - Split is in the 2003 model year

Brand:
GKN Drivetech - Corporate Logo
ES#:
3072343
Mfg#:
8E0407272AT
In Stock at Vendor
$673.99

This product was last offered at the strikethrough price on
04-30-2026

$628.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Valvetrain Kit

ES#259702 - SPRK-AUDI18 - Performance Valvetrain Kit - Includes springs, retainers, and spring seats - Supertech - Audi Volkswagen

Includes springs, retainers, and spring seats

Brand:
Supertech - Corporate Logo
ES#:
259702
Mfg#:
SPRK-AUDI18
Back Ordered
Auto Notify
20% off MSRP

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

$784.99

This product was last offered at the strikethrough price on
07-22-2026

$628.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Snub Mount

ES#2718769 - 004329ECS01A - Performance Snub Mount - Reduce driveline lash with a full polyurethane mount - ECS - Audi

Reduce driveline lash with a full polyurethane mount 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2718769
Mfg#:
004329ECS01A
In Stock
ON SALE! SAVE 25%
$76.99

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

$57.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi Pre-Facelift B8 A4 Trunk Spoiler - Gloss Black

ES#4027515 - 029251ECS01 - Audi Pre-Facelift B8 A4 Trunk Spoiler - 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!

For Pre-Facelift A4 without an integrated trunk spoiler

Brand:
ECS - Corporate Logo
ES#:
4027515
Mfg#:
029251ECS01
In Stock
ON SALE! SAVE 22%
$205.99

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

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

Vacuum Pump

ES#4785750 - 06D145100H - Vacuum Pump - Generates vacuum when under positive pressure - URO - Audi Volkswagen

Generates vacuum when under positive pressure 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4785750
Mfg#:
06D145100H
In Stock
$160.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front 2-Piece Floating Brake Rotors - Pair (345x30)

ES#4429968 - 034-301-1007 - Front 2-Piece Floating Brake Rotors - Pair (345x30) - Lightweight rotors weighing 19lbs each! - 034Motorsport - Audi Porsche

Lightweight rotors weighing 19lbs each! Replacement rotors for vehicles with the Stage 2 Big Brake Kit

Brand:
034Motorsport - Corporate Logo
ES#:
4429968
Mfg#:
034-301-1007
In Stock
$1042.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Main Seal

ES#4476472 - 034-202-6005 - Billet Aluminum Rear Main Seal - Permanent fix for that leaking rear main seal - 034Motorsport - Audi

Permanent fix for that leaking rear main seal

Brand:
034Motorsport - Corporate Logo
ES#:
4476472
Mfg#:
034-202-6005
In Stock
$240.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titanium Ball Seat Wheel Bolt - 14x1.5x27mm - Priced Each

ES#3552850 - 025384ECS02-01 - Titanium Ball Seat Wheel Bolt - 14x1.5x27mm - Priced Each - Lightweight, corrosion resistant, high performance lug bolt - ECS - Audi Volkswagen

Lightweight, corrosion resistant, high performance lug bolt 10X Entries For Our 25th Anniversary Sweepstakes!
Stock length bolt for use without spacers

Brand:
ECS - Corporate Logo
ES#:
3552850
Mfg#:
025384ECS02-01
In Stock
ON SALE! SAVE 25%
$32.99

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

$24.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Oil Filler Cap

ES#3188198 - VWR19G702 - VWR Billet Oil Filler Cap - Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing - Racingline - Audi Volkswagen Porsche

Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing For vehicles up through the 2020 model year only

Brand:
Racingline - Corporate Logo
ES#:
3188198
Mfg#:
VWR19G702
Ships in 6 Business Days
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Premium Ceramic OE Equivalent Pad - Rear

ES#4486872 - 8W0698451N - Premium Ceramic OE Equivalent Pad - Rear - Quality low dust ceramic pad from an original equipment supplier - Brembo - Audi

Quality low dust ceramic pad from an original equipment supplier 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Brembo - Corporate Logo
ES#:
4486872
Mfg#:
8W0698451N
In Stock
$71.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 A4/S4 Gloss Black Grille Accent Set - Pre Facelift

ES#3697647 - 027962ECS01 - Audi B8 A4/S4 Gloss Black Grille Accent Set - Pre Facelift - Upgrade your exterior styling - ECS - Audi

Upgrade your exterior styling 10X Entries For Our 25th Anniversary Sweepstakes!

Fits Pre-Facelift sedan models with S-Line(S4) front bumpers up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3697647
Mfg#:
027962ECS01
In Stock
ON SALE! SAVE 15%
$188.99

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

$160.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch High Flow FSI Injectors - Set Of Four

ES#2678100 - MS100041 - Bosch High Flow FSI Injectors - Set Of Four - Upgraded fuel injectors for FSI engines - APR - Audi Volkswagen

Upgraded fuel injectors for FSI engines Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with FSI engines only

Brand:
APR - Corporate Logo
ES#:
2678100
Mfg#:
MS100041
Ships in 9 Business Days
11% off MSRP

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

$1574.99

This product was last offered at the strikethrough price on
07-22-2026

$1399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Balance Shaft Repair Set

ES#2631750 - 06H198205N - Balance Shaft Repair Set - Shafts necessary for balance shaft failure repair - Genuine Volkswagen Audi - Audi Volkswagen

Shafts necessary for balance shaft failure repair

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2631750
Mfg#:
06H198205N
In Stock
ON SALE!
$767.99

This product was last offered at the strikethrough price on
06-25-2026

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

Audi B7 A4 2.0T Cat Back Exhaust System & Luft-Technik Intake System - Manual Transmission

ES#4751120 - 010076ECS01EBKT - Audi B7 A4 2.0T Cat Back Exhaust System & Luft-Technik Intake System - Manual Transmission - Transform the sound and performance of your vehicle with a cat-back and a Luft-Technik Intake System - Enthusiast Bundles - Audi

Transform the sound and performance of your vehicle with a cat-back and a Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Fits vehicles with manual transmission only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751120
Mfg#:
010076ECS01EBKT
In Stock
ON SALE! SAVE 23%
$1827.97

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

$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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