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Audi A4 Most Popular Parts

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Rear Differential Carrier Mount Bushing Insert Kit

ES#3132752 - 018327ECS01 - Rear Differential Carrier Mount Bushing Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi

Decrease differential slop for better drivetrain response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3132752
Mfg#:
018327ECS01
Ships on Aug 17, 2026
Auto Notify
ON SALE! SAVE 25%
$113.99

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

$85.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter

ES#3691236 - 06E115405K - Oil Filter Adapter - Secures to the engine block for housing the oil filter - URO - Audi Volkswagen Porsche

Secures to the engine block for housing the oil filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3691236
Mfg#:
06E115405K
In Stock
$75.99 USD
Free Shipping
on orders $49 and up

MAP Sensor

ES#4005070 - 038906051R - MAP Sensor - Measures the pressure in the turbocharger system - Borsehung - Audi Volkswagen

Measures the pressure in the turbocharger system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Borsehung - Corporate Logo
ES#:
4005070
Mfg#:
038906051R
In Stock
$36.99

This product was last offered at the strikethrough price on
05-07-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Build Your Own Power Package - Audi B7 A4 2.0T

Go from mild to wild! Select the options you want for your build. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4017057
Mfg#:
B7A4PWRPK
Ships on Jan 12, 2027
ON SALE!
Starting at $0.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Exact-Fit Stainless Steel Brake Lines

ES#3449971 - 024686ECS02 - Rear Exact-Fit Stainless Steel Brake Lines - Rear set of DOT-compliant lines for an improved pedal feel - ECS - Audi Volkswagen

Rear set of DOT-compliant lines for an improved pedal feel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3449971
Mfg#:
024686ECS02
Ships in 1 Business Day
ON SALE!
$95.99

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

$93.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

750CC EV14 Bosch Fuel Injector - Priced Each

ES#4013557 - 034-106-3031 - 750CC EV14 Bosch Fuel Injector - Priced Each - The most advanced injector we offer. - Bosch - Audi

The most advanced injector we offer. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4013557
Mfg#:
034-106-3031
Ships in 2 Business Days
$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Cam Follower FUP3058

ES#4920226 - 06H109311B - Fuel Pump Cam Follower FUP3058 - Recommended to be replaced when replacing fuel pump - Hitachi - Audi BMW Volkswagen MINI

Recommended to be replaced when replacing fuel pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hitachi - Corporate Logo
ES#:
4920226
Mfg#:
06H109311B
In Stock
$97.99

This product was last offered at the strikethrough price on
02-23-2026

$92.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Adjustable Short Throw Shifter With Rally Lever - Audi B8 A4/A5/S5/S5

ES#4609907 - 043644LA01-2 - ECS Adjustable Short Throw Shifter With Rally Lever - Audi B8 A4/A5/S5/S5 - Reduce throw and height while gaining more precise shifts with ECS Tuning's Adjustable Short Throw Shifter. - ECS - Audi

Reduce throw and height while gaining more precise shifts with ECS Tuning's Adjustable Short Throw Shifter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4609907
Mfg#:
043644LA01-2
In Stock
ON SALE!
Starting at $511.01 USD
Customize
Free Shipping
This product is lifetime replacement eligible Partial Replacement

AWE Touring Edition Exhaust System - Audi B9 A4 2.0T

ES#4727590 - AWEB9A4TR - AWE Touring Edition Exhaust System - Audi B9 A4 2.0T - Delivers a civil, smooth soundtrack throughout the range while providing an enhanced in-cabin driving experience in any Drive Select mode. Features AWE's proprietary 180 Technology resonators. - AWE - Audi

Delivers a civil, smooth soundtrack throughout the range while providing an enhanced in-cabin driving experience in any Drive Select mode. Features AWE's proprietary 180 Technology® resonators. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
AWE - Corporate Logo
ES#:
4727590
Mfg#:
AWEB9A4TR
Ships on Jul 10, 2026
Starting at $2045.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Service Kit

ES#4346341 - 8K0615301AKT4 - Front Brake Service Kit - Featuring Meyle rotors and ECS DD23 "Daily Driver" ceramic pads. - Assembled By ECS - Audi

Featuring Meyle rotors and ECS DD23 "Daily Driver" ceramic pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4346341
Mfg#:
8K0615301AKT4
Ships on Oct 29, 2026
ON SALE! SAVE 24%
$333.99

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

$255.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

20" V-FF 103 Style Wheels - Set Of Four

ES#3075941 - 10320MBW212Rkt - 20" V-FF 103 Style Wheels - Set Of Four - 20"x10" ET42 66.6CB 5x112 Mystic Black - Vorsteiner - Audi

20"x10" ET42 66.6CB 5x112 Mystic Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vorsteiner - Corporate Logo
ES#:
3075941
Mfg#:
10320MBW212RKT
Ships on Aug 25, 2026
$2040.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System

ES#4004062 - CTS-EXH-CB-0019 - Cat-Back Exhaust System - 3.0" tig welded T304 stainless steel with dual 4.0" polished stainless tips - CTS - Audi

3.0" tig welded T304 stainless steel with dual 4.0" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
CTS - Corporate Logo
ES#:
4004062
Mfg#:
CTS-EXH-CB-0019
Ships in 7 Business Days
ON SALE! SAVE 15%
$1199.99

This product was last offered at the strikethrough price on
06-08-2026

$1019.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rubber Cargo Liner - Black

ES#2997549 - 8W5061180 - Rubber Cargo Liner - Black - Protect your cargo area from dirt and spills - Genuine Volkswagen Audi - Audi

Protect your cargo area from dirt and spills affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2997549
Mfg#:
8W5061180
Ships in 1-2 days
4% off MSRP

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

$105.99

This product was last offered at the strikethrough price on
06-19-2026

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Gasket

ES#2831945 - 06E117070J - Oil Cooler Gasket - Seals the connection between the oil cooler and the engine - Genuine Volkswagen Audi - Audi

Seals the connection between the oil cooler and the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2831945
Mfg#:
06E117070J
In Stock
27% off MSRP

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

$26.96

This product was last offered at the strikethrough price on
06-19-2026

$19.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Replacement Kit

ES#3493865 - 06D103469NKT1 - Valve Cover Replacement Kit - Includes valve cover, gaskets, hardware, silicone sealant, and threadlocker - Assembled By ECS - Audi

Includes valve cover, gaskets, hardware, silicone sealant, and threadlocker affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3493865
Mfg#:
06D103469NKT1
In Stock
ON SALE! SAVE 24%
$148.99

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

$113.17 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Timing Belt

ES#240353 - 06d109119b - Timing Belt - Replacement timing belt for required maintenance - Continental - Audi Volkswagen

Replacement timing belt for required maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
240353
Mfg#:
06D109119B
In Stock at Vendor
$52.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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