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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Performance Parts & Upgrades

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BMS Data Cable

ES#3508685 - Data-Cable-E - BMS Data Cable - Unleash your JB's full potential! - Burger Motorsports - Audi Volkswagen

Unleash your JB's full potential! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with JB1 only

Brand:
Burger Motorsports - Corporate Logo
ES#:
3508685
Mfg#:
DATA-CABLE-E
Ships in 1 Business Day
$40.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW / Audi E888.3 MPI Wire Harness

ES#4858622 - 201-0021 - VW / Audi E888.3 MPI Wire Harness - The harness adds 4 EV1 style fuel injector connections, 1 low fuel pressure sensor connection, 1 flex fuel sensor connection - Precision Raceworks - Audi Volkswagen

The harness adds 4 EV1 style fuel injector connections, 1 low fuel pressure sensor connection, 1 flex fuel sensor connection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4858622
Mfg#:
201-0021
In Stock
$203.99

This product was last offered at the strikethrough price on
01-22-2026

$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers - 3mm (1 Pair)

ES#251138 - 0655665 - DR Series Wheel Spacers - 3mm (1 Pair) - Add those new wheels to your vehicle with these new wheel spacers - H&R - Audi Mercedes Benz MINI Porsche

Add those new wheels to your vehicle with these new wheel spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
251138
Mfg#:
0655665
Ships in 3 Business Days
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Center Console Overlay

ES#3493077 - 022566ecs01KT - Carbon Fiber Center Console Overlay - Add a touch of carbon fiber to your interior center console - ECS - Audi

Add a touch of carbon fiber to your interior center console affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles up through the 2019 model year only

Brand:
ECS - Corporate Logo
ES#:
3493077
Mfg#:
022566ECS01KT
Ships on Nov 25, 2026
ON SALE! SAVE 10%
$216.99

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

$195.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Air Scoop - Standard Intercooler Size

ES#4159458 - 034-108-Z068 - X34 Carbon Fiber Air Scoop - Standard Intercooler Size - Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! - 034Motorsport - Audi

Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Will not fit vehicles with the active grille shutter system, such as B9.5 A4 and allroad.

Brand:
034Motorsport - Corporate Logo
ES#:
4159458
Mfg#:
034-108-Z068
Ships in 2 Business Days
$190.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ISWEEP Front Brake Pads - B9 Audi A4/A5

ES#5433693 - IS.XXX.R1554 - ISWEEP Front Brake Pads - B9 Audi A4/A5 - From low-dust daily driving to full race endurance, iSWEEP brake pads deliver precision-tuned compounds that give you the exact bite, control, and fade resistance your driving demands. - iSWEEP - Audi

From low-dust daily driving to full race endurance, iSWEEP brake pads deliver precision-tuned compounds that give you the exact bite, control, and fade resistance your driving demands. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iSWEEP - Corporate Logo
ES#:
5433693
Mfg#:
IS.XXX.R1554
Ships in 2 Business Days
Starting at $190.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lowering Springs

ES#4833876 - MR-LS-AA517 - Lowering Springs - Average of 20mm (.7inches) lowering front and rear - Megan Racing - Audi

Average of 20mm (.7inches) lowering front and rear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Trimming of bumpstops required.

Brand:
Megan Racing - Corporate Logo
ES#:
4833876
Mfg#:
MR-LS-AA517
Ships in 4 Business Days
$189.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Stud Conversion Kit

ES#2806944 - 001467ECS01KT5 - Conical Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes 2 different length studs for up to 10mm spacers for 2 wheels and 20mm spacers for 2 wheels.

Brand:
ECS - Corporate Logo
ES#:
2806944
Mfg#:
001467ECS01KT5
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$201.99

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

$181.79 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

IE Apex ECU Tune With POWERlink Cable

ES#5457716 - IESOWG13 - IE Apex ECU Tune With POWERlink Cable - The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower. - Integrated Engineering - Audi

The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457716
Mfg#:
IESOWG13
In Stock
ON SALE!
Starting at $152.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 6mm (1 Pair)

ES#3570118 - MS100163 - Wheel Spacer Kit - 6mm (1 Pair) - 6mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

6mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
3570118
Mfg#:
MS100163
Ships in 3 Business Days
10% off MSRP

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

$97.99

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

$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Radius Arm To Chassis Bushing - Black Series

Audi A4 / A5 / S5 / Q5 / SQ5 / RS4 Front Lower Radius Arm to Chassis Bushing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex Black Series - Corporate Logo
ES#:
4046172
Mfg#:
PFF3-702BLK
Back Ordered
$166.99 USD
Free Shipping
on orders $49 and up

RS+ Big Brake Package Caliper Dust Boots Replacement Set

ES#4905838 - 034-3ZZ-0009 - RS+ Big Brake Package Caliper Dust Boots Replacement Set - Replacement Dust Seals for the 034-301-0003 RS+ Big Brake Kit - Set of 16 - 034Motorsport - Audi

Replacement Dust Seals for the 034-301-0003 RS+ Big Brake Kit - Set of 16 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4905838
Mfg#:
034-3ZZ-0009
Ships in 2 Business Days
$73.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 17.5mm With Conical Seat Bolts

ES#2568316 - 6-ECS-023 - Wheel Spacer & Bolt Kit - 17.5mm With Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2568316
Mfg#:
6-ECS-023
In Stock
ON SALE! SAVE 25%
$192.99

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

$144.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 20mm (1 Pair)

ES#3672011 - MS100191 - Wheel Spacer Kit - 20mm (1 Pair) - 20mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

20mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
3672011
Mfg#:
MS100191
Ships in 5 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.

$160.99

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

$142.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DRA Series Wheel Spacers (Black) - 21mm - Pair

Fine tune your stance and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4149588
Mfg#:
4255668SW
Ships in 3 Business Days
$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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