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Audi B5 S4 2.7T

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Audi B5 S4 2.7T Performance Parts & Upgrades

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Alternator Pulley Hardware Kit

ES#2855340 - 028903320CKT - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Assembled By ECS - Audi Volkswagen

A new washer and nut to install your pulley 10X Entries For Our 25th Anniversary Sweepstakes!
For use with Bosch style alternators

Brand:
Assembled By ECS - Corporate Logo
ES#:
2855340
Mfg#:
028903320CKT
Ships in 1 day
ON SALE! SAVE 25%
$13.99

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

$10.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Sway Bar Bushing Set - Street - 15mm

ES#2650248 - PFR3-210-15X2 - Performance Rear Sway Bar Bushing Set - Street - 15mm - Stiffer bushings allow sway bars to work at their fullest potential - Powerflex - Audi

Stiffer bushings allow sway bars to work at their fullest potential

Brand:
Powerflex - Corporate Logo
ES#:
2650248
Mfg#:
PFR3-210-15X2
Ships in 1 Business Day
$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Footwell Lighting Kit - Red

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 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

FP34 Surge Tank Hardware Kit - -6AN Connections

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

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

Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each

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 *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

Alternator Pulley Hardware Kit

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 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
07-22-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Meth Adapter - 90 Degree

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. 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

Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each

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 *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

Blow Off Valve - Atmospheric Service Kit

ES#3241238 - FMDVSK-WO34 - Blow Off Valve - Atmospheric Service Kit - Full replacement kit for es1832445 - Forge - Audi Volkswagen

Full replacement kit for es1832445

Brand:
Forge - Corporate Logo
ES#:
3241238
Mfg#:
FMDVSK-WO34
Ships in 3 Business Days
$17.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Valve Spring Shim - Priced Each

ID:.515" / OD:0.796" / 0.015" thick

Brand:
Supertech - Corporate Logo
ES#:
4735967
Mfg#:
SS-3004
Ships in 8 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Trunk Lighting Kit

ES#2215383 - B5TRUNK - 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 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2215383
Mfg#:
B5TRUNK
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

LED Footwell Lighting Kit

ES#2215386 - B5A4FOOTWELL - LED Footwell Lighting Kit - Transform your footwell lighting with these new LED bulbs from Ziza - ZiZa - Audi

Transform your footwell lighting with these new LED bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2215386
Mfg#:
B5A4FOOTWELL
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

LED Vanity Mirror Lighting Kit

ES#2215385 - B5A4VANITY - LED Vanity Mirror Lighting Kit - See details like never before, with LED bulbs for your vanity mirrors from Ziza. - ZiZa - Audi

See details like never before, with LED bulbs for your vanity mirrors from Ziza. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2215385
Mfg#:
B5A4VANITY
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

LED Trunk Lighting Kit - Red

ES#3138037 - 019396ECS05KT6 - LED Trunk Lighting Kit - Red - 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 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
3138037
Mfg#:
019396ECS05KT6
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

LED Glove Box Lighting Kit - Red

ES#3138034 - 019396ECS05KT4 - LED Glove Box Lighting Kit - Red - Transform the lighting in your glove box with new LED bulbs from Ziza - ZiZa - Audi

Transform the lighting in your glove box with new LED bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
3138034
Mfg#:
019396ECS05KT4
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

More About Performance Parts & Upgrades

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