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Audi B5 A4 Quattro V6 12v

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Audi B5 A4 Quattro V6 12v Performance Parts & Upgrades

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Billet Rear Crossmember / Differential Carrier - Street Density

ES#3432222 - 034-505-1000-SD - Billet Rear Crossmember / Differential Carrier - Street Density - Prevents failure of the factory cast aluminum piece - A must-have for drag/road racing - 034Motorsport - Audi

Prevents failure of the factory cast aluminum piece - A must-have for drag/road racing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3432222
Mfg#:
034-505-1000-SD
Ships in 3 Business Days
$441.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 3mm (Pair)

ES#250682 - 002403ECS01A03KT - ECS Wheel Spacers - 3mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi 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#:
250682
Mfg#:
002403ECS01A03KT
In Stock
ON SALE! SAVE 25%
$83.99

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

$62.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - stage 1 - Plain Rotors (312x25)

ES#89 - B5A8BBKNPAPLNKT - Front Big Brake Kit - stage 1 - Plain Rotors (312x25) - Upgrade your stopping power with larger diameter rotors - Assembled By ECS - Audi Volkswagen

Upgrade your stopping power with larger diameter rotors 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#:
89
Mfg#:
B5A8BBKNPAPLNKT
In Stock
ON SALE! SAVE 14%
$383.64

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

$328.78 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Mount - Black (Track)

ES#4701581 - ELA-10-285 - Polyurethane Rear Differential Mount - Black (Track) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701581
Mfg#:
ELA-10-285
Ships in 3 Business Days
$325.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Upper Control Arm Bushing Set - Inner - Race

ES#2650527 - PFR3-209Bx4 - Rear Upper Control Arm Bushing Set - Inner - Race - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex Black Series - Audi

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

Brand:
Powerflex Black Series - Corporate Logo
ES#:
2650527
Mfg#:
PFR3-209BX4
In Stock
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Performance Coilover System - Fixed Damping

ES#1077 - 29591-4 - Street Performance Coilover System - Fixed Damping - Set your vehicle low and tight for optimal performance - H&R - Audi

Set your vehicle low and tight for optimal performance 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!
Fits Avant models only. Height adjustable from 1.4" to 2.5" Front & 0.75" to 2.5" Rear

Brand:
H&R - Corporate Logo
ES#:
1077
Mfg#:
29591-4
Ships in 4 Business Days
$1293.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Performance Coilover System - Fixed Damping

ES#661 - 29591-3 - Street Performance Coilover System - Fixed Damping - Set your vehicle low and tight for optimal performance - H&R - Audi

Set your vehicle low and tight for optimal performance 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!
Fits Sedan models only. Height adjustable from 1.6" to 2.5" Front & 1.6" to 2.0" Rear

Brand:
H&R - Corporate Logo
ES#:
661
Mfg#:
29591-3
Ships in 4 Business Days
$1293.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 6mm With Black Ball Seat Bolts

ES#2748185 - ECS10610KTWB1 - ECS Wheel Spacer & Bolt Kit - 6mm 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 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#:
2748185
Mfg#:
ECS10610KTWB1
In Stock
ON SALE! SAVE 30%
$127.99

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

$89.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Sway Bar End Links - Pair

ES#2864590 - 034-402-4005 - Adjustable Rear Sway Bar End Links - Pair - Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks - 034Motorsport - Audi

Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864590
Mfg#:
034-402-4005
In Stock
$248.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 8mm (Pair)

ES#2063854 - 002403ECS01A08KT - ECS Wheel Spacers - 8mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi 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#:
2063854
Mfg#:
002403ECS01A08KT
In Stock
ON SALE! SAVE 35%
$93.99

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

$60.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DRA Series Wheel Spacer - 20mm (1 Pair)

ES#5111 - 40555712 - DRA Series Wheel Spacer - 20mm (1 Pair) - Fine tune your stance and improve handling - H&R - Audi Volkswagen

Fine tune your stance and improve handling 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#:
5111
Mfg#:
40555712
Ships in 4 Business Days
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Seibon ER-Style Carbon Fiber Hood

ES#3010194 - HD9601AUA4ER - Seibon ER-Style Carbon Fiber Hood - Add style and remove weight from the front end of your Audi! - Seibon - Audi

Add style and remove weight from the front end of your Audi! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Seibon - Corporate Logo
ES#:
3010194
Mfg#:
HD9601AUA4ER
Special Order: No Guaranteed ETA
$1181.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Upper Strut Mount - Priced Each

ES#2952203 - 034-601-1000 - Density Line Front Upper Strut Mount - Priced Each - Approximately twice as stiff as stock, for increased firmness and vehicle control - 034Motorsport - Audi

Approximately twice as stiff as stock, for increased firmness and vehicle control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2952203
Mfg#:
034-601-1000
In Stock
$44.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Track Density Line Transmission Mount - Priced Each

ES#2951986 - 034-509-4046td - Track Density Line Transmission Mount - Priced Each - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits automatic transmission left and right side, fits manual transmission right side only

Brand:
034Motorsport - Corporate Logo
ES#:
2951986
Mfg#:
034-509-4046TD
Back Ordered
Auto Notify
$95.00

This product was last offered at the strikethrough price on
12-11-2025

$42.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EMD Auto 15mm Wheel Spacers - Pair (With Bolts)

ES#4430395 - EMD-SPACER-15-57 - EMD Auto 15mm Wheel Spacers - Pair (With Bolts) - Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 57.1 Center Bore - Emmanuele Design - Audi Volkswagen

Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 57.1 Center Bore affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4430395
Mfg#:
EMD-SPACER-15-57
Ships in 2 Business Days
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers (Black) - 10mm (Pair) - Version 2

ES#2731176 - 2055571BSW - DR Series Wheel Spacers (Black) - 10mm (Pair) - Version 2 - Fine tune your stance and improve handling - H&R - Audi Volkswagen

Fine tune your stance and improve handling 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#:
2731176
Mfg#:
2055571BSW
In Stock
$109.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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