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Audi S4 Performance Parts & Upgrades

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ES#4701611 - POW-016-75 - Polyurethane Rear Subframe Bushings - Red (Street) - Set of Four - Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering! - Verkline - Audi

Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701611
Mfg#:
POW-016-75
Ships in 10 Business Days
$130.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5434341 - HVW-831 - HPA Wheel Spacer & Bolt Kit - 10mm  - Push your wheels out for a bold stance with HPA™s 10mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit. - HPA Motorsports - Audi BMW Porsche

Push your wheels out for a bold stance with HPA’s 10mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
HPA Motorsports - Corporate Logo
ES#:
5434341
Mfg#:
HVW-831
Ships on Jul 13, 2026
Starting at $130.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2210293 - B8S4TRUNK - LED Trunk Lighting Kit - Illuminate the lighting in your trunk or hatch with new LED bulbs from Ziza - ZiZa - Audi

Illuminate the lighting in your trunk or hatch with new LED bulbs from Ziza affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2210293
Mfg#:
B8S4TRUNK
In Stock
ON SALE! SAVE 10%
$15.99

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

$14.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4315386 - PFR3-712 - Rear Trailing Arm Bushings - Rear Position  - Stiffen up your vehicles suspension - Powerflex - Audi

Stiffen up your vehicles suspension affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
4315386
Mfg#:
PFR3-712
Ships in 1 Business Day
$128.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4368684 - BRK00043 - APR Direct Replacement Advanced Street Brake Pads - Rear - APR OE Replacement Advanced Street Pads are a direct upgrade for your factory brake. - APR - Audi Volkswagen

APR OE Replacement Advanced Street Pads are a direct upgrade for your factory brake. 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#:
4368684
Mfg#:
BRK00043
Ships on Jul 15, 2026
$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3142418 - N90308607KT4 - Power Steering Pulley Hardware Kit - Includes brand new hardware to secure the power steering pulley to the pump - Genuine Volkswagen Audi - Audi

Includes brand new hardware to secure the power steering pulley to the pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3142418
Mfg#:
N90308607KT4
In Stock at Vendor
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your front bumper free of holes and allow your front plate to be easily removed for shows or photo shoots affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
3552420
Mfg#:
E10701120EURO
Ships in 5 Business Days
$125.00 USD
Free Shipping
on orders $49 and up
ES#4046124 - JHM-SBLK1325 - Front & Rear Stainless Steel Brake Line Kit - High-Quality, DOT approved stainless brake lines to replace the factory hoses on your S4/S5 - JH Motorsports  - Audi

High-Quality, DOT approved stainless brake lines to replace the factory hoses on your S4/S5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046124
Mfg#:
JHM-SBLK1325
Ships in 10 Business Days
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4046123 - JHM-SBLK1320 - Front & Rear Stainless Steel Brake Line Kit - High-Quality, DOT approved stainless brake lines to replace the factory hoses on your S4 - JH Motorsports  - Audi

High-Quality, DOT approved stainless brake lines to replace the factory hoses on your S4 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046123
Mfg#:
JHM-SBLK1320
Ships in 10 Business Days
$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4304145 - 034-145-Z039 - Rebuild Kit For Billet Diverter Valve  - Complete rebuild kit for 034MotorSport Billet Aluminum Diverter Valve - 034Motorsport - Audi Volkswagen

Complete rebuild kit for 034MotorSport Billet Aluminum Diverter Valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2 required

Brand:
034Motorsport - Corporate Logo
ES#:
4304145
Mfg#:
034-145-Z039
In Stock
$10.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043180 - CTS-HW-205-6 - Coilpack Adapter Set For 2.7T Engines With FSI/TSI Coilpacks - Complete set of billet adapters bolt to the factory 30V 2.7T valve cover allowing you to run the reliable found on VW/Audi 2.0T FSI, TSI. - CTS - Audi

Complete set of billet adapters bolt to the factory 30V 2.7T valve cover allowing you to run the reliable found on VW/Audi 2.0T FSI, TSI. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4043180
Mfg#:
CTS-HW-205-6
Ships in 7 Business Days
$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3194693 - CTS-HW-0150 - Transmission Mount Insert - Fills the large void in the factory transmission mount to reduce deflection - CTS - Audi

Fills the large void in the factory transmission mount to reduce deflection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3194693
Mfg#:
CTS-HW-0150
Back Ordered
$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3575755 - 034-509-2003 - Performance Snub Mount With Bracket  - Greatly reduces engine movement under throttle transition w/o increasing noise and harshness - 034Motorsport - Audi

Greatly reduces engine movement under throttle transition w/o increasing noise and harshness affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3575755
Mfg#:
034-509-2003
Ships in 2 Business Days
$117.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3045167 - SPF3128K - Front Lower Control Arm Bushing Set - Inner - Upgrade to a more engaging driving experience - SuperPro - Audi Volkswagen

Upgrade to a more engaging driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For the straight control arm

Brand:
SuperPro - Corporate Logo
ES#:
3045167
Mfg#:
SPF3128K
In Stock at Vendor
$114.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3137494 - 019396ECS01KT2 - LED Overhead Lighting Kit - Red - Transform your dome lamp lighting with these new LED bulbs from Ziza - ZiZa - Audi

Transform your dome lamp lighting with these new LED bulbs from Ziza affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
3137494
Mfg#:
019396ECS01KT2
In Stock
ON SALE! SAVE 10%
$62.99

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

$56.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4701663 - SBK-011 - Aluminum Rear Subframe Bushings - Set of Four - Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering! - Verkline - Audi

Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701663
Mfg#:
SBK-011
Ships in 10 Business Days
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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