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Audi S4 Performance Parts & Upgrades

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Rear V5 Slotted Brake Rotors - Set (300x22)

ES#4668232 - 8E0615601R-S - Rear V5 Slotted Brake Rotors - Set (300x22) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4668232
Mfg#:
8E0615601R-S
Ships in 5 Business Days
ON SALE!
$319.99

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

$310.38 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fluidampr Overdrive Ring - 187mm

ES#3557475 - 651201cr187KT - Fluidampr Overdrive Ring - 187mm - Includes 1310mm belt for use with 57mm or 63mm supercharger pulleys - iABED Industries - Audi Porsche

Includes 1310mm belt for use with 57mm or 63mm supercharger pulleys affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only for us with Fluidampr 651201C.

Brand:
iABED Industries - Corporate Logo
ES#:
3557475
Mfg#:
651201CR187KT
Back Ordered
Auto Notify
$305.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Supercharger Crank Pulley Upgrade - 180mm

ES#3438174 - CTS-HW-266-180 - CTS Turbo Supercharger Crank Pulley Upgrade - 180mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
3438174
Mfg#:
CTS-HW-266-180
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$379.99

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

$303.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer And Bolt Kit - 8mm With Ball Seat Bolts

ES#2063855 - ECS10612KTWB - ECS Wheel Spacer And Bolt Kit - 8mm With Ball Seat Bolts - Comes with everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Comes with everything you need to install spacers on two wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2063855
Mfg#:
ECS10612KTWB
In Stock
ON SALE! SAVE 25%
$134.99

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

$101.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sport Shock - Priced Each

ES#4698693 - 82401319SPORT - Rear Sport Shock - Priced Each - Tighten up your Audi with these Koni shocks - Koni - Audi

Tighten up your Audi with these Koni shocks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without electronic suspension

Brand:
Koni - Corporate Logo
ES#:
4698693
Mfg#:
82401319SPORT
Ships in 5 Business Days
ON SALE! SAVE 21%
$190.99

This product was last offered at the strikethrough price on
02-27-2026

$151.80 USD
Free Shipping
on orders $49 and up

Rear V5 Drilled & Slotted Brake Rotors - Set (256x22)

ES#4668254 - 8D0615601D-XS - Rear V5 Drilled & Slotted Brake Rotors - Set (256x22) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4668254
Mfg#:
8D0615601D-XS
In Stock
ON SALE!
$311.99

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

$302.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

H&R Quick-Safe Stud Conversion Kit

ES#2730940 - Q-SPack45-60 - H&R Quick-Safe Stud Conversion Kit - Set of 20 studs. M14 x 1.5 x 60 - H&R - Audi Volkswagen

Set of 20 studs. M14 x 1.5 x 60 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#:
2730940
Mfg#:
Q-SPACK45-60
Ships in 3 Business Days
$150.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar - 30mm

ES#1876401 - 70361 - Front Sway Bar - 30mm - Adjustable version - H&R - Audi

Adjustable version 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#:
1876401
Mfg#:
70361
Ships in 3 Business Days
$360.00

This product was last offered at the strikethrough price on
02-06-2026

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Strut Mount - Pair

The rubber damper replacement is made from high strength 7075 Aluminum and finished with a black anodized coating for corrosion resistance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JXB Performance - Corporate Logo
ES#:
4419878
Mfg#:
B6001A0
Ships in 4 Business Days
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Column Mounted Boost Gauge & Pod Kit

ES#3047925 - 216EVOBO.PSIkt - Column Mounted Boost Gauge & Pod Kit - Complete kit to install a steering wheel column pod boost gauge featuring Prosport EVO digital Red or Blue boost gauge - Assembled By ECS - Audi

Complete kit to install a steering wheel column pod boost gauge featuring Prosport EVO digital Red or Blue boost gauge 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#:
3047925
Mfg#:
216EVOBO.PSIKT
In Stock
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Upper Control Arm Rebuild Kit

ES#4147666 - 034-401-Z055 - Adjustable Upper Control Arm Rebuild Kit - Rebuild kit for 034 Fully Spherical Adjustable Upper Control Arms for Audi B5/B6/B7 Applications! These parts are a direct replacement for the rod ends, hardware, and dust boots. - 034Motorsport - Audi

Rebuild kit for 034 Fully Spherical Adjustable Upper Control Arms for Audi B5/B6/B7 Applications! These parts are a direct replacement for the rod ends, hardware, and dust boots. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For customers with 034Motorsport Spherical Adjustable Upper Control Arm Kit 034-401-1006

Brand:
034Motorsport - Corporate Logo
ES#:
4147666
Mfg#:
034-401-Z055
Back Ordered
$296.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE ColdFront Protection Screen - B8/B8.5 3.0T

ES#4044050 - 4710-11016 - AWE ColdFront Protection Screen - B8/B8.5 3.0T - Made from stainless steel to guard your ColdFront Heat Exchanger from road debris. - AWE - Audi

Made from stainless steel to guard your ColdFrontâ„¢ Heat Exchanger from road debris. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4044050
Mfg#:
4710-11016
In Stock
$295.00 USD
This product is lifetime replacement eligible Lifetime Replacement

GT100 Exhaust Black Cerakote Tips - Left

ES#2960889 - MSAU603 - GT100 Exhaust Black Cerakote Tips - Left - 100mm GT style exhaust tip set for the Left side of the vehicle - Milltek Sport - Audi

100mm GT style exhaust tip set for the Left side of the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2960889
Mfg#:
MSAU603
Ships in 3 Business Days
$293.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 8mm (1 Pair)

ES#3570110 - MS100155 - Wheel Spacer Kit - 8mm (1 Pair) - 8mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi Volkswagen

8mm 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#:
3570110
Mfg#:
MS100155
Ships in 8 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.

$109.99

This product was last offered at the strikethrough price on
06-20-2026

$97.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Control Arm Bushing Set - Inner - Street

ES#2650696 - PFF3-202x2 - Front Lower Control Arm Bushing Set - Inner - Street - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex - Audi Volkswagen

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

Brand:
Powerflex - Corporate Logo
ES#:
2650696
Mfg#:
PFF3-202X2
Ships in 1 Business Day
$145.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Pad Set

Quality brake pads from an original equipment supplier affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Akebono - Corporate Logo
ES#:
4723557
Mfg#:
4M0698151AP
In Stock at Vendor
$150.99

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

$145.99 USD
Free Shipping
on orders $49 and up

More About Performance Parts & Upgrades

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