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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Most Popular Parts

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B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers & Billet Aluminum Front Strut Brace and Thrust Arm Monoball Upgrade Kit

ES#4751642 - 000745LA01EBKT - B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers & Billet Aluminum Front Strut Brace and Thrust Arm Monoball Upgrade Kit - Features 32 way adjustable damping, variable length and zinc-coated shock bodies and provides additional support to the strut towers for flex reduction to enhance your driving experience while eliminate deflection caused by stock rubber bushings! - Enthusiast Bundles - Audi

Features 32 way adjustable damping, variable length and zinc-coated shock bodies and provides additional support to the strut towers for flex reduction to enhance your driving experience while eliminate deflection caused by stock rubber bushings! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
For the curved control arm

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751642
Mfg#:
000745LA01EBKT
In Stock
ON SALE! SAVE 29%
$1968.97

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

$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST XA Coilover Kit - Adjustable Dampening

ES#4389623 - 182100BM - ST XA Coilover Kit - Adjustable Dampening - ST XTA coilovers offer high performance handling with adjustable rebound dampening. - Suspension Techniques - Audi

ST XTA coilovers offer high performance handling with adjustable rebound dampening. For models with build date from 7/11/16, w/ 48.5mm front strut body

Brand:
Suspension Techniques - Corporate Logo
ES#:
4389623
Mfg#:
182100BM
Ships in 5 Business Days
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount Bushing Insert Kit

ES#3161730 - 019208ecs01KT - Rear Differential Mount Bushing Insert Kit - Decrease differential bushing deflection for better drivetrain response! - ECS - Audi

Decrease differential bushing deflection for better drivetrain response! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3161730
Mfg#:
019208ECS01KT
In Stock
ON SALE!
$129.99

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

$126.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Performance Air Ride Kit

ES#3974224 - 78570 - Front Performance Air Ride Kit - Allow your B9 Audi to sit on the ground! - Air Lift - Audi

Allow your B9 Audi to sit on the ground! For vehicles with 53mm front lower mounts

Brand:
Air Lift - Corporate Logo
ES#:
3974224
Mfg#:
78570
In Stock at Vendor
$1386.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Wheel Bolt - 14x1.5x47mm - Priced Each

ES#3560833 - S17D47R13 - Ball Seat Wheel Bolt - 14x1.5x47mm - Priced Each - Zinc-coated wheel bolts made specifically for OE wheels - ECS - Audi Volkswagen

Zinc-coated wheel bolts made specifically for OE wheels 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3560833
Mfg#:
S17D47R13
In Stock
ON SALE! SAVE 25%
$9.99

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

$7.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Performance Brake Service Kit - Tru-Float Scalloped

ES#4057323 - 023940ECSKT1 - Front Performance Brake Service Kit - Tru-Float Scalloped - Comprehensive kit includes Tru-Float rotors, pads, sensor, and set screws - Upgrade your brake system with ECS 2-piece Tru-Float scalloped rotors and EBC Yellow Brake Pads! - Assembled By ECS - Audi

Comprehensive kit includes Tru-Float rotors, pads, sensor, and set screws - Upgrade your brake system with ECS 2-piece Tru-Float scalloped rotors and EBC Yellow Brake Pads! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4057323
Mfg#:
023940ECSKT1
In Stock
ON SALE!
$1441.99

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

$1381.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brembo GT Re-Ring Kit - Slotted Rotors (380x34mm)

ES#4492957 - 906538KT - Front Brembo GT Re-Ring Kit - Slotted Rotors (380x34mm) - Replacement slotted rotor rings and hardware for 380x34mm Brembo GT brake kits - Brembo - Audi Volkswagen

Replacement slotted rotor rings and hardware for 380x34mm Brembo GT brake kits 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Brembo - Corporate Logo
ES#:
4492957
Mfg#:
906538KT
Ships in 2 Business Days
$1380.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" Rotiform LSR Wheels - Set Of Four

ES#3442759 - r15619854345KT - 19" Rotiform LSR Wheels - Set Of Four - 19X8.5 ET45 5x112 66.6CB - Matte Gold Machined - Rotiform - Audi BMW Mercedes Benz

19X8.5 ET45 5x112 66.6CB - Matte Gold Machined

Brand:
Rotiform - Corporate Logo
ES#:
3442759
Mfg#:
R15619854345KT
Back Ordered
$1376.00 USD
Free Shipping

Performance Front Mount Intercooler

ES#3980512 - FMINT12 - Performance Front Mount Intercooler - Offering a huge 128% increase in frontal area and matching increase in internal volume - Forge - Audi

Offering a huge 128% increase in frontal area and matching increase in internal volume

Brand:
Forge - Corporate Logo
ES#:
3980512
Mfg#:
FMINT12
Ships in 6 Business Days
$1372.99 USD
This product is lifetime replacement eligible Lifetime Replacement

High-Flow Catalyst Installation Hardware/Gasket Kit

ES#4858168 - 034-105-A015 - High-Flow Catalyst Installation Hardware/Gasket Kit - Includes everything you need to install or replace your 034Mototorsport High-Flow Catalyst or OEM Catalyst. - 034Motorsport - Audi

Includes everything you need to install or replace your 034Mototorsport High-Flow Catalyst or OEM Catalyst. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4858168
Mfg#:
034-105-A015
In Stock
ON SALE! SAVE 14%
$160.00

This product was last offered at the strikethrough price on
08-17-2026

$136.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Rotiform BLQ Wheels - Set Of Four

ES#2837098 - BLQ-3bKT - 18" Rotiform BLQ Wheels - Set Of Four - 18x8.5 ET45 5X112 66.6CB - Matte Black - Rotiform - Audi BMW Mercedes Benz MINI

18x8.5 ET45 5X112 66.6CB - Matte Black

Brand:
Rotiform - Corporate Logo
ES#:
2837098
Mfg#:
BLQ-3BKT
Ships on Sep 10, 2026
$1360.00 USD
This product is lifetime replacement eligible Lifetime Replacement

18" Rotiform FLG Wheels - Set Of Four

ES#4749475 - R1341885F8+45KT1 - 18" Rotiform FLG Wheels - Set Of Four - 18x8.5 ET45 5X112 66.6CB - Matte Black - Rotiform - Audi BMW Mercedes Benz MINI

18x8.5 ET45 5X112 66.6CB - Matte Black

Brand:
Rotiform - Corporate Logo
ES#:
4749475
Mfg#:
R1341885F8+45KT1
Back Ordered
$1360.00 USD
This product is lifetime replacement eligible Lifetime Replacement

M14 Titanium Wheel Stud Kit - Raw - Set Of 20

ES#4487743 - TISTUD20145RAW - M14 Titanium Wheel Stud Kit - Raw - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487743
Mfg#:
TISTUD20145RAW
Ships on Sep 10, 2026
$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DR Series Wheel Spacers - Black - 3mm (1 Pair)

ES#4039781 - 0655665SW - DR Series Wheel Spacers - Black - 3mm (1 Pair) - Add those new wheels to your vehicle with these new wheel spacers - H&R - Audi Mercedes Benz MINI Porsche

Add those new wheels to your vehicle with these new wheel spacers We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4039781
Mfg#:
0655665SW
In Stock
10% off MSRP

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

$99.99

This product was last offered at the strikethrough price on
06-30-2026

$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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