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Audi B5 Performance Parts & Upgrades

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440cc Fuel Injectors - Set Of Four

ES#1866540 - 0280155968 - 440cc Fuel Injectors - Set Of Four - A drop-in injector commonly referred to as 'Green Giants' - Bosch - Audi Volkswagen

A drop-in injector commonly referred to as 'Green Giants' 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Engine codes ATW & AWM

Brand:
Bosch - Corporate Logo
ES#:
1866540
Mfg#:
0280155968
In Stock
$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 10mm With Black Ball Seat Bolts

ES#2748191 - 00240302A10KT3 - ECS Wheel Spacer & Bolt Kit - 10mm With Black 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 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748191
Mfg#:
00240302A10KT3
Ships in 3 Business Days
ON SALE! SAVE 25%
$197.93

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

$148.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B5 A4 / S4 Quattro Adjustable Damping Coilovers

ES#4474069 - 000703LA01 - B5 A4 / S4 Quattro Adjustable Damping Coilovers - Features 32 way adjustable damping, variable length and zinc-coated shock bodies - ECS - Audi

Features 32 way adjustable damping, variable length and zinc-coated shock bodies 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4474069
Mfg#:
000703LA01
In Stock
ON SALE! SAVE 21%
$1049.99

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

$829.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 15mm With Black Ball Seat Bolts

ES#2748193 - ECS10157KTWB1 - ECS Wheel Spacer & Bolt Kit - 15mm With Black 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 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748193
Mfg#:
ECS10157KTWB1
In Stock
ON SALE! SAVE 20%
$174.99

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

$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B16 PSS9 Suspension System

ES#4420 - 48-086165 - Bilstein B16 PSS9 Suspension System - Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! 2X Entries For Our 25th Anniversary Sweepstakes!
2X Entries For Our Spin To Win Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
4420
Mfg#:
48-086165
Ships on Sep 1, 2026
Auto Notify
31% off MSRP

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

$3423.00

This product was last offered at the strikethrough price on
07-21-2026

$2369.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

550cc Fuel Injectors - Set Of Four

ES#1899400 - injb550 - 550cc Fuel Injectors - Set Of Four - Compatible with BT software applications. Includes injector plug adapters - Bosch - Audi Volkswagen MINI

Compatible with BT software applications. Includes injector plug adapters 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Engine codes ATW & AWM

Brand:
Bosch - Corporate Logo
ES#:
1899400
Mfg#:
INJB550
Ships in 9 Business Days
$437.99

This product was last offered at the strikethrough price on
07-06-2026

$363.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbocharger - Left

ES#4140512 - 53049880025 - RS4 K04 Turbocharger - Left - Does not include hardware - BorgWarner - Audi

Does not include hardware Does NOT include hardware or the RS4/modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
BorgWarner - Corporate Logo
ES#:
4140512
Mfg#:
53049880025
Ships in 2 Business Days
$1529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Oil Drain Plug

ES#3187653 - 001196ECS01-01 - Magnetic Oil Drain Plug - Capture harmful particles to prevent wear. M14x1.5. Includes washer. - ECS - Audi Volkswagen MINI Porsche

Capture harmful particles to prevent wear. M14x1.5. Includes washer. 10X Entries For Our 25th Anniversary Sweepstakes!

Engine codes ATW & AWM. Engine code AEB from VIN 8D-X-200001, split is in the 1999 model year (or with the updated oil pan)

Brand:
ECS - Corporate Logo
ES#:
3187653
Mfg#:
001196ECS01-01
In Stock
ON SALE! SAVE 25%
$28.99

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

$21.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LUK Audi RS4 Clutch Kit

ES#2538757 - 078198123G - LUK Audi RS4 Clutch Kit - Revive the response & feel of your transmission with an RS4 clutch - LUK - Audi Volkswagen

Revive the response & feel of your transmission with an RS4 clutch We Price Match - Give Us A Call or Chat!

Brand:
LUK - Corporate Logo
ES#:
2538757
Mfg#:
078198123G
In Stock
$504.89

This product was last offered at the strikethrough price on
05-20-2026

$461.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 K04 Turbocharger - Right

ES#4140513 - 53049880026 - RS4 K04 Turbocharger - Right - Does not include hardware - BorgWarner - Audi

Does not include hardware Does NOT include hardware or the RS4/modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
BorgWarner - Corporate Logo
ES#:
4140513
Mfg#:
53049880026
In Stock
$1541.99

This product was last offered at the strikethrough price on
07-01-2026

$1537.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS "Stage 4" Front Big Brake Kit - B5/B6/B7/C5

ES#1896 - B5S4S4BBKRXS - ECS "Stage 4" Front Big Brake Kit - B5/B6/B7/C5 - Enhance braking performance with this plug-and-play upgrade! Featuring massive 6-piston calipers, lightweight 2-piece brake rotors, and all components needed for installation. - ECS - Audi

Enhance braking performance with this plug-and-play upgrade! Featuring massive 6-piston calipers, lightweight 2-piece brake rotors, and all components needed for installation. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
1896
Mfg#:
B5S4S4BBKRXS
In Stock
ON SALE!
$2039.99

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

$1937.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Audi B5/B6/B7 A4/S4 Street Shield Skid Plate Kit

ES#4840231 - 030456la01KT - Audi B5/B6/B7 A4/S4 Street Shield Skid Plate Kit - Protect vital drivetrain and chassis components from costly damage with this durable 7GA aluminum skid plate! - ECS - Audi Volkswagen

Protect vital drivetrain and chassis components from costly damage with this durable 7GA aluminum skid plate! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4840231
Mfg#:
030456LA01KT
Ships in 5 Business Days
ON SALE!
$396.99

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

$385.08 USD
This product is lifetime replacement eligible Lifetime Replacement

2.0T Coil Pack Conversion Kit - Anodized Black Plates with Red Coil Packs

ES#2723130 - 002686ECSKT - 2.0T Coil Pack Conversion Kit - Anodized Black Plates with Red Coil Packs - Unload your ICM's and update your 2.7T ignition system! - ECS - Audi

Unload your ICM's and update your 2.7T ignition system! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2723130
Mfg#:
002686ECSKT
In Stock
ON SALE!
$693.99

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

$659.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 12.5mm with Black Ball Seat Bolts

ES#2863233 - 002403ECS02AKT3 - Wheel Spacer & Bolt Kit - 12.5mm with Black 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 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2863233
Mfg#:
002403ECS02AKT3
In Stock
ON SALE! SAVE 25%
$189.99

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

$142.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 20mm With Black Ball Seat Bolts

ES#2748197 - ECS10159KTWB1 - ECS Wheel Spacer & Bolt Kit - 20mm With Black Ball Seat Bolts - Exclusively built for your 57.1mm centerbore VW/Audi & Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi & Includes everything you need to install spacers on two wheels 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748197
Mfg#:
ECS10159KTWB1
Ships in 5 Business Days
ON SALE! SAVE 10%
$183.99

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

$165.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 10mm (Pair)

ES#2622576 - 002403ECS02A10KT - ECS Wheel Spacers - 10mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2622576
Mfg#:
002403ECS02A10KT
In Stock
ON SALE! SAVE 25%
$106.99

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

$80.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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