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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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Performance Downpipe Kit - Non-Resonated

ES#3644159 - 777512 - Performance Downpipe Kit - Non-Resonated - T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters - Supersprint - Audi

T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters

Brand:
Supersprint - Corporate Logo
ES#:
3644159
Mfg#:
777512
Ships on Nov 25, 2026
$1664.99 USD
Free Shipping

Wheel Spacer & Bolt Kit - 12.5mm With Conical Seat Bolts

ES#2603078 - 002411ECS02AKT4 - Wheel Spacer & Bolt Kit - 12.5mm With Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels 10X Entries Into Our F80 M3 Sweepstakes
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603078
Mfg#:
002411ECS02AKT4
In Stock
ON SALE! SAVE 25%
$184.99

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

$138.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 12mm (1 Pair)

ES#3570122 - MS100167 - Wheel Spacer Kit - 12mm (1 Pair) - 12mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

12mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3570122
Mfg#:
MS100167
In Stock
$103.99 USD
Free Shipping
on orders $49 and up
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 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

Hexagon Socket Head Bolt - Priced Each

ES#467456 - N10124306 - Hexagon Socket Head Bolt - Priced Each - M6x20 bolt used in various areas on your European vehicle - Genuine Volkswagen Audi - Audi Volkswagen

M6x20 bolt used in various areas on your European vehicle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467456
Mfg#:
N10124306
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Cross Drilled Rotor Set (350x34mm/330x22mm)

ES#5444975 - B930FRR4KT - Front & Rear Cross Drilled Rotor Set (350x34mm/330x22mm) - Zimmerman Sport drilled rotors deliver excellent braking performance! - Zimmermann - Audi

Zimmerman Sport drilled rotors deliver excellent braking performance!

Brand:
Zimmermann - Corporate Logo
ES#:
5444975
Mfg#:
B930FRR4KT
In Stock
$820.99

This product was last offered at the strikethrough price on
04-30-2026

$547.96 USD
This product is lifetime replacement eligible Lifetime Replacement

034 Motorsport 12.5mm Wheel Spacer - Pair

ES#4751517 - 034-604-7021 - 034 Motorsport 12.5mm Wheel Spacer - Pair - 12.5mm Wheel Spacer Pair is designed to fit most Audi & BMW vehicles with a 66.6mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi

12.5mm Wheel Spacer Pair is designed to fit most Audi & BMW vehicles with a 66.6mm center bore and 5x112mm wheel bolt patterns. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4751517
Mfg#:
034-604-7021
Ships in 3 Business Days
ON SALE! SAVE 15%
$106.00

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

$90.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear V5 Drilled & Slotted Brake Rotor - Set (350x34mm/330x22mm)

ES#5444968 - b930frrKT - Front & Rear V5 Drilled & Slotted Brake Rotor - Set (350x34mm/330x22mm) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5444968
Mfg#:
B930FRRKT
In Stock
ON SALE!
$859.99

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

$814.76 USD
This product is lifetime replacement eligible Lifetime Replacement

18" BBS SX Wheels - Set Of Four

ES#4753150 - SX0103SKKT1 - 18" BBS SX Wheels - Set Of Four - 18x8 ET44 5x112 66.6CB - Sport Silver - BBS - Audi BMW Mercedes Benz MINI

18x8 ET44 5x112 66.6CB - Sport Silver

Brand:
BBS - Corporate Logo
ES#:
4753150
Mfg#:
SX0103SKKT1
Ships on Sep 10, 2026
$1673.99

This product was last offered at the strikethrough price on
07-02-2026

$1622.00 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rotiform RSE Wheels - Set Of Four

ES#4750171 - R1401985F3+35KT1 - 19" Rotiform RSE Wheels - Set Of Four - 19x8.5 ET35 5X112 66.6CB - Gloss Silver - Rotiform - Audi BMW Mercedes Benz

19x8.5 ET35 5X112 66.6CB - Gloss Silver

Brand:
Rotiform - Corporate Logo
ES#:
4750171
Mfg#:
R1401985F3+35KT1
Back Ordered
$1612.00 USD
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Intake Air Duct

ES#3988147 - 034-108-1024 - X34 Carbon Fiber Intake Air Duct - The perfect companion to the 034Motorsport X34 Carbon Fiber Cold Air Intake System - 034Motorsport - Audi

The perfect companion to the 034Motorsport X34 Carbon Fiber Cold Air Intake System 2X Entries Into Our F80 M3 Sweepstakes
*To be used with 034Motorsport X34 Intake System or most aftermarket intakes that utilize the OEM air duct*

Brand:
034Motorsport - Corporate Logo
ES#:
3988147
Mfg#:
034-108-1024
Ships in 2 Business Days
ON SALE! SAVE 14%
$377.00

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

$322.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Installation Kit

ES#3691715 - 8w0412377KT - Front Suspension Installation Kit - Includes front strut mounts and associated hardware for a complete front suspension installation - Genuine Volkswagen Audi - Audi

Includes front strut mounts and associated hardware for a complete front suspension installation For models with standard & sport suspension (PR-Codes 1BA, 1BE)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3691715
Mfg#:
8W0412377KT
Ships Today
$320.99

This product was last offered at the strikethrough price on
03-31-2026

$267.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#3691949 - 06h905110lkt5KT - Ignition Service Kit - Includes six red top coil packs, OEM spark plugs, and dielectric spark plug boot protector to service your ignition! - Assembled By ECS - Audi

Includes six red top coil packs, OEM spark plugs, and dielectric spark plug boot protector to service your ignition! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3691949
Mfg#:
06H905110LKT5KT
In Stock
ON SALE!
$321.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Hood Latch Release Handle

ES#3195650 - 019386ECS01 - Billet Hood Latch Release Handle - Billet aluminum hood release handle replacement for the plastic OEM hood pull - ECS - Audi Volkswagen

Billet aluminum hood release handle replacement for the plastic OEM hood pull 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3195650
Mfg#:
019386ECS01
In Stock
ON SALE! SAVE 52%
$103.99

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

$50.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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