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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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Front Upper Control Arm Camber Adjustable Bushing Set - Inner

ES#3108087 - PFF3-203G - Front Upper Control Arm Camber Adjustable Bushing Set - Inner - Upgrade to a more engaging driving experience - Allows for 1.5 degrees of camber adjustment - Powerflex - Audi Volkswagen

Upgrade to a more engaging driving experience - Allows for 1.5 degrees of camber adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
3108087
Mfg#:
PFF3-203G
Ships in 1 Business Day
$241.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Column Mounted Boost Gauge & Pod Kit

ES#2580417 - GAU009KT - Column Mounted Boost Gauge & Pod Kit - Complete kit to install a steering wheel column pod boost gauge on your B5 chassis Audi! - New South Performance - Audi

Complete kit to install a steering wheel column pod boost gauge on your B5 chassis Audi! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
New South Performance - Corporate Logo
ES#:
2580417
Mfg#:
GAU009KT
Ships in 1-2 days
$120.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front EP24 "Enthusiast Performance" Brake Pad Set

ES#4739092 - EP24-1663 - Front EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - Audi

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For use with the Stage 3 Big Brake Kit

Brand:
ECS - Corporate Logo
ES#:
4739092
Mfg#:
EP24-1663
In Stock
ON SALE! SAVE 40%
$126.99

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

$76.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Throttle Body Boot - Red

ES#2954074 - 034-112-6007-RED - Silicone Throttle Body Boot - Red - Replaces the troublesome and weak "Y" boot - Includes clamps - 034Motorsport - Audi

Replaces the troublesome and weak "Y" boot - Includes clamps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2954074
Mfg#:
034-112-6007-RED
Ships in 2 Business Days
$111.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 4mm With Black Conical Seat Bolts

ES#2748182 - ECS10153KTWBC1KT - ECS Wheel Spacer & Bolt Kit - 4mm With Black Conical Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes 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#:
2748182
Mfg#:
ECS10153KTWBC1KT
Ships on Aug 12, 2026
Auto Notify
ON SALE! SAVE 20%
$135.99

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

$108.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Atmospheric

ES#1832445 - FMDVWO34C - Blow Off Valve - Atmospheric - 34mm weld on dual piston atmospheric blow off valve for custom installs - Forge - Audi Volkswagen

34mm weld on dual piston atmospheric blow off valve for custom installs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
1832445
Mfg#:
FMDVWO34C
Back Ordered
$216.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 3mm With Ball Seat Bolts

ES#250722 - ECS10152KTWB - ECS Wheel Spacer & Bolt Kit - 3mm With Ball Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes 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#:
250722
Mfg#:
ECS10152KTWB
In Stock
ON SALE! SAVE 25%
$132.99

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

$99.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Anti-Theft Service

ES#2063652 - APRTHEFT-SRV - Anti-Theft Service - *Sale applies only to ECU with 3 or 4 program purchase. - APR - Audi Volkswagen

*Sale applies only to ECU with 3 or 4 program purchase. 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!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
2063652
Mfg#:
APRTHEFT-SRV
In Stock
$199.00 USD
This product is lifetime replacement eligible Lifetime Replacement

BFI Wheel Spacers - 10mm (Pair)

ES#3022097 - SP105100112G - BFI Wheel Spacers - 10mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - Black Forest Industries - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3022097
Mfg#:
SP105100112G
Back Ordered
$64.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Front Sway Bar/End Link Bushing Kit - Race

ES#2763556 - PFF3-204-29BX2KT - Performance Front Sway Bar/End Link Bushing Kit - Race - Stiffer bushings allow sway bars to work at their fullest potential - Powerflex Black Series - Audi

Stiffer bushings allow sway bars to work at their fullest potential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex Black Series - Corporate Logo
ES#:
2763556
Mfg#:
PFF3-204-29BX2KT
Ships in 1 Business Day
$188.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Drop-In Fuel Pump Adapter Kit - Bosch 60mm

ES#3194921 - 034-106-6018 - Billet Drop-In Fuel Pump Adapter Kit - Bosch 60mm - Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications! - 034Motorsport - Audi

Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3194921
Mfg#:
034-106-6018
Ships in 2 Business Days
$188.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rennline 4-Piece Pedal Set - Manual Transmission - Black

Black anodized aircraft aluminum gas, brake, clutch, and dead pedal set with rubber grips and stainless steel hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840402
Mfg#:
P746090BLACK
Ships in 5 Business Days
$187.00 USD
Free Shipping
on orders $49 and up

Front Sway Bar End Links - Pair

ES#4701559 - ELA-004 - Front Sway Bar End Links - Pair - Eliminate rubber to improve handling and response - Verkline - Audi

Eliminate rubber to improve handling and response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701559
Mfg#:
ELA-004
Ships in 4 Business Days
$185.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 8mm With Conical Seat Bolts

ES#2719054 - 00240301A08KT - ECS Wheel Spacer & Bolt Kit - 8mm With Conical Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi

Includes 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!
Fits most aftermarket wheels that require conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2719054
Mfg#:
00240301A08KT
In Stock
ON SALE! SAVE 30%
$129.99

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

$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

008 Premium Diverter Valve - Matte Silver

ES#2847752 - FMDV008MS - 008 Premium Diverter Valve - Matte Silver - Smaller, tougher and tuneable - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2 required

Brand:
Forge - Corporate Logo
ES#:
2847752
Mfg#:
FMDV008MS
Back Ordered
$180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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