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ES#4691221 - VWR640020 - RacingLine Wheel Spacer & Bolt Kit - 20mm With Ball Seat Bolts - Includes a pair of hubcentric spacers and ten extended wheel bolts - Racingline - Audi Volkswagen

Includes a pair of hubcentric spacers and ten extended wheel bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4691221
Mfg#:
VWR640020
In Stock
$133.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4642532 - 012598la01KT - B8 Q5 Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with S-line bumper only

Brand:
ECS - Corporate Logo
ES#:
4642532
Mfg#:
012598LA01KT
In Stock
ON SALE! SAVE 10%
$312.99

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

$281.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2792697 - 002948ECS01KT3 -  RA4 Conversion Clutch Kit - Stage 2 - ECS RA4 Lightweight Flywheel with the Spec Stage II clutch kit rated at 498ft/lbs - ECS - Audi

ECS RA4 Lightweight Flywheel with the Spec Stage II clutch kit rated at 498ft/lbs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2792697
Mfg#:
002948ECS01KT3
Ships in 4 Business Days
ON SALE!
$1838.99

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

$1783.82 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5388941 - IESOVJ21-ZF8 - Stage 1 IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable - Average gain of 90 horsepower and 76 lb-ft of torque on 91 Octane - Integrated Engineering - Audi

Average gain of 90 horsepower and 76 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
For vehicles from the 2016 model year only.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5388941
Mfg#:
IESOVJ21-ZF8
In Stock
$1777.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2594193 - BOS380CC4 - 380cc Fuel Injectors - Set Of Four - Larger capacity fuel injector for performance uses. - Bosch - Audi Volkswagen

Larger capacity fuel injector for performance uses. 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!
Not compatible with APR Stage 1+ software

Brand:
Bosch - Corporate Logo
ES#:
2594193
Mfg#:
BOS380CC4
In Stock
$279.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4447343 - VWR652000-Red - RacingLine Stage 2 "EVO" Monoblock Performance Big Brake Kit - Red (345mm) - Almost half the weight of the OEM setup with much more braking force! Calipers color-matched to factory GTI calipers! - Racingline - Audi Volkswagen

Almost half the weight of the OEM setup with much more braking force! Calipers color-matched to factory GTI calipers! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4447343
Mfg#:
VWR652000-RED
Ships on Jul 21, 2026
$2655.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2918851 - SA783H-2 - Stage 2+ Clutch Kit - Ideal for street, track, and drag use - Rated at 405 ft/lbs - Spec Clutches - Audi

Ideal for street, track, and drag use - Rated at 405 ft/lbs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spec Clutches - Corporate Logo
ES#:
2918851
Mfg#:
SA783H-2
Ships in 3 Business Days
$1059.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4464660 - C7-RS7-4.0T-U - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4464660
Mfg#:
C7-RS7-4.0T-U
In Stock
Starting at $1764.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4465412 - C8-4.0T-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4465412
Mfg#:
C8-4.0T-UC
In Stock
Starting at $1764.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2092533 - 35271014 - KW V3 Series Coilover Kit - Double Adjustable Dampening - The ultimate in coilover technology featuring double adjustable dampening - KW Suspension - Audi Volkswagen Porsche

The ultimate in coilover technology featuring double adjustable dampening affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without air suspension only. Height adjustable from 1.4" to 3.0" (front) and 1.6" to 3.1" (rear)

Brand:
KW Suspension - Corporate Logo
ES#:
2092533
Mfg#:
35271014
Back Ordered
$5294.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2748279 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Black 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#:
2748279
Mfg#:
6-ECS-015
Ships on Jul 9, 2026
Auto Notify
ON SALE! SAVE 25%
$140.99

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

$105.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3191252 - 72092 -  Performance Front & Rear Sway Bar Kit - Includes front adjustable (32mm) and rear (26mm) non-adjustable sway bars with required bushings - H&R - Audi

Includes front adjustable (32mm) and rear (26mm) non-adjustable sway bars with required bushings 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#:
3191252
Mfg#:
72092
Ships in 3 Business Days
$880.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4460442 - 000601LA02 - Audi B6/B7 A4/S4 Rear Sway Bar & Bushing Kit - 25mm - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4460442
Mfg#:
000601LA02
In Stock
ON SALE! SAVE 17%
$288.99

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

$239.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3677878 - 06E903137AB - Performance Kevlar Reinforced Supercharger Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3677878
Mfg#:
06E903137AB
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3639519 - EVE-B9RS5-CF-INT -  Audi B9 RS4/RS5 Eventuri Intake System - Black Carbon - Developed to give less restrictive airflow to the turbo while maintaining low inlet temperatures - Optimum performance, precise fitment, and bespoke style! - Eventuri - Audi

Developed to give less restrictive airflow to the turbo while maintaining low inlet temperatures - Optimum performance, precise fitment, and bespoke style! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Performance Gain: 11-16hp, 12-17ft-lb At The Wheels

Brand:
Eventuri - Corporate Logo
ES#:
3639519
Mfg#:
EVE-B9RS5-CF-INT
In Stock
$1750.00 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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Other Audi Performance Parts & Upgrades

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