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Audi S4 Performance Parts & Upgrades

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ES#3419786 - 034-106-Z025 - FP34 Surge Tank Hardware Kit - -6AN Connections - Allows for -6AN connections for all inputs and outputs on the 034 FP34 Surge Tank - 034Motorsport - Audi Volkswagen

Allows for -6AN connections for all inputs and outputs on the 034 FP34 Surge Tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3419786
Mfg#:
034-106-Z025
Ships in 2 Business Days
$51.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4046053 - Cabspacerkit - Cabriolet Brace Spacer Kit for Performance Exhaust - Allows you to make the room you need to fit most performance exhaust systems on the market. - JH Motorsports  - Audi

Allows you to make the room you need to fit most performance exhaust systems on the market. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For cabriolet models only

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046053
Mfg#:
CABSPACERKIT
Ships in 10 Business Days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

This bolt and nut replacement kit has a 720 hour salt spray certified coating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Pinch bolt for upper control arms - Secures ball joints to the top of the knuckle

Brand:
SPC - Corporate Logo
ES#:
4715446
Mfg#:
21045
Ships in 2 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2215338 - RS4OVERHEAD - LED Overhead Lighting Kit - 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!
Sedan & Avant models only

Brand:
ZiZa - Corporate Logo
ES#:
2215338
Mfg#:
RS4OVERHEAD
In Stock
ON SALE! SAVE 10%
$54.99

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

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3137507 - 019396ECS03KT2 - 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!
Sedan & Avant models only

Brand:
ZiZa - Corporate Logo
ES#:
3137507
Mfg#:
019396ECS03KT2
Ships on Oct 7, 2026
ON SALE! SAVE 10%
$54.99

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

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3138036 - 019396ECS05KT5 - LED Footwell Lighting Kit - Red - Transform your footwell lighting with these new LED bulbs from Ziza - ZiZa - Audi

Transform your footwell 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#:
3138036
Mfg#:
019396ECS05KT5
In Stock
ON SALE! SAVE 10%
$25.99

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

$23.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2524008 - 1156LEDREVKT - LED Reverse Light Kit - Illuminate the path behind you with these bright LED's from Ziza! - ZiZa - Audi

Illuminate the path behind you with these bright LED's 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#:
2524008
Mfg#:
1156LEDREVKT
In Stock
ON SALE! SAVE 10%
$50.99

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

$45.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647372 - ST-AEVI-1106S - Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each  - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Valves priced individually - For 1.8T - qty 8 needed / For 2.7T - qty 12 needed - Please see long description for additional valve seal/keeper informati

Brand:
Supertech - Corporate Logo
ES#:
3647372
Mfg#:
ST-AEVI-1106S
Back Ordered
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4029498 - 034-109-1006 - Water/Meth Adapter - 90 Degree - The 034Motorsport 90-Degree Adapter is the perfect solution when looking to route your water/meth nozzle in tight spaces under the hood. - 034Motorsport - Audi

The 034Motorsport 90-Degree Adapter is the perfect solution when looking to route your water/meth nozzle in tight spaces under the hood. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This adapter is only for AEM water/meth kits.

Brand:
034Motorsport - Corporate Logo
ES#:
4029498
Mfg#:
034-109-1006
Back Ordered
$43.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4905844 - 034-402-Z061 - Sway Bar Teflon Bushing Rebuild & Upgrade Kit - Pair 25mm - Replacement Bushing Set for 034-402-1000 & 034-402-1001 - 034Motorsport - Audi

Replacement Bushing Set for 034-402-1000 & 034-402-1001 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4905844
Mfg#:
034-402-Z061
Ships in 2 Business Days
$42.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4783266 - 8w0806583cKT - Front Strut Tower Cover Kit - Left  - Keep your engine bay clean and looking good! - Genuine Volkswagen Audi - Audi

Keep your engine bay clean and looking good! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4783266
Mfg#:
8W0806583CKT
Ships in 1 day
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#272865 - 030903181 - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Genuine Volkswagen Audi - Audi Volkswagen

A new washer and nut to install your pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with Valeo style alternators

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272865
Mfg#:
030903181
Ships in 1 day
9% off MSRP

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

$43.99

This product was last offered at the strikethrough price on
06-18-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647468 - ST-AIVN-1106S - Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each  - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa

Brand:
Supertech - Corporate Logo
ES#:
3647468
Mfg#:
ST-AIVN-1106S
Back Ordered
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3610302 -  024131ecs01aKT - Audi B9 Intake System Reflect-A-Gold Add-On - Kohlefaser Luft-Technik - Pre-cut DEI Reflect-a-Gold to apply directly to your new Kohlefaser Luft-Technik Intake System - ECS - Audi

Pre-cut DEI Reflect-a-Gold to apply directly to your new Kohlefaser Luft-Technik Intake System affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3610302
Mfg#:
024131ECS01AKT
In Stock
ON SALE! SAVE 25%
$47.99

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

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

Includes all hardware required to install JHM headers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
5376132
Mfg#:
JHM-B6S-LTH-INST
Ships in 10 Business Days
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2215333 - RS4DOORWA - LED puddle Lighting Kit - Better illumination when opening your vehicle's doors - ZiZa - Audi

Better illumination when opening your vehicle's doors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2215333
Mfg#:
RS4DOORWA
In Stock
ON SALE! SAVE 10%
$37.99

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

$34.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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