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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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Brake Pad Wear Sensor - Rear

ES#3087178 - 8W0615121E - Brake Pad Wear Sensor - Rear - Alerts you when your brake pads begin to wear thin - Genuine Volkswagen Audi - Audi

Alerts you when your brake pads begin to wear thin affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3087178
Mfg#:
8W0615121E
In Stock
9% off MSRP

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

$127.99

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

$116.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Liqui Moly Molygen - 40k Service Kit (5w-40)

ES#4773067 - 2023240KKT - Liqui Moly Molygen - 40k Service Kit (5w-40) - Everything you need to perform the recommended 40k mile service - Assembled By ECS - Audi

Everything you need to perform the recommended 40k mile service 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#:
4773067
Mfg#:
2023240KKT
In Stock
ON SALE!
$288.99

This product was last offered at the strikethrough price on
05-15-2026

$280.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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 4 Business Days
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST XA Coilover Kit - Adjustable Dampening

ST XTA coilovers offer high performance handling with adjustable rebound dampening. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with build date up to 7/11/16, w/ 53mm front strut body

Brand:
Suspension Techniques - Corporate Logo
ES#:
4389619
Mfg#:
182100BH
Ships in 4 Business Days
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Wheel Bolt (Black) - 14x1.5x40mm - Priced Each

ES#2731410 - 1454003SW - Ball Seat Wheel Bolt (Black) - 14x1.5x40mm - Priced Each - Produced for running spacers with your OE wheels - H&R - Audi Volkswagen

Produced for running spacers with your OE wheels 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#:
2731410
Mfg#:
1454003SW
In Stock
$6.99

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

$5.95 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

22mm TRAK+ Hub Adapter - Pair

ES#2712830 - 4455665571 - 22mm TRAK+ Hub Adapter - Pair - Allows you to run 5x112 wheels with a 57.1mm center bore - H&R - Audi Volkswagen

Allows you to run 5x112 wheels with a 57.1mm center bore 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#:
2712830
Mfg#:
4455665571
Ships in 3 Business Days
10% off MSRP

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

$219.99

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

$197.99 USD
Free Shipping
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! 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#:
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Brembo - Corporate Logo
ES#:
4492957
Mfg#:
906538KT
Ships in 1 Business Day
$1380.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brembo GT Re-Ring Kit - Type 3 Slotted Rotors (380x32mm)

ES#4265661 - 906574906575KT - Front Brembo GT Re-Ring Kit - Type 3 Slotted Rotors (380x32mm) - Replacement type 3 slotted rotor rings and hardware for 380x32mm Brembo GT brake kits - Brembo - Audi

Replacement type 3 slotted rotor rings and hardware for 380x32mm Brembo GT brake kits affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Brembo - Corporate Logo
ES#:
4265661
Mfg#:
906574906575KT
Ships in 6 Business Days
$1379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brake Pad Guide Kit

ES#4317662 - 4M0698231A - Brake Pad Guide Kit - Hardware required to install new front pads. - Genuine Volkswagen Audi - Audi

Hardware required to install new front pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4317662
Mfg#:
4M0698231A
In Stock
24% off MSRP

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

$30.26

This product was last offered at the strikethrough price on
02-23-2026

$22.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

18" Rotiform DTM Wheels - Set Of Four

18x8.5 ET45 5x112 66.6CB - Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rotiform - Corporate Logo
ES#:
4732984
Mfg#:
R1701885F4+45KT
Back Ordered
Auto Notify
$1371.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Drive Axle Shoulder Bolt - Priced Each

ES#436918 - 8E0407643A - Drive Axle Shoulder Bolt - Priced Each - Secures the axle assembly to the hub. M16x1.5x72 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the axle assembly to the hub. M16x1.5x72 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436918
Mfg#:
8E0407643A
In Stock
$7.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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