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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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KOMPACT EM BOV VR18 Plum Back

ES#4745487 - TS-0223-1279 - KOMPACT EM BOV VR18 Plum Back - Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly. - TurboSmart - Audi

Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly.

Brand:
TurboSmart - Corporate Logo
ES#:
4745487
Mfg#:
TS-0223-1279
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.

$309.99

This product was last offered at the strikethrough price on
08-23-2026

$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Oil Pan With Oil Change Kit

ES#4830302 - 0D5398009Bkit1 - Transmission Oil Pan With Oil Change Kit - Includes oil drain plug, gasket, pan, 7-Liter ATF, and hardware! - Vaico - Audi

Includes oil drain plug, gasket, pan, 7-Liter ATF, and hardware! We Price Match - Give Us A Call or Chat!
For vehicles from the 2020 model year only

Brand:
Vaico - Corporate Logo
ES#:
4830302
Mfg#:
0D5398009BKIT1
In Stock at Vendor
$915.99 USD
Free Shipping
on orders $49 and up

Front & Rear Brake Service Kit

ES#4830256 - 4M0615301AN8KT - Front & Rear Brake Service Kit - Featuring Zimmermann Cross-Drilled rotors and ECS DD23 Daily Driver ceramic pads - Includes set screws, brake wear sensors, and silicone brake lubricant - Assembled By ECS - Audi

Featuring Zimmermann Cross-Drilled rotors and ECS DD23 Daily Driver ceramic pads - Includes set screws, brake wear sensors, and silicone brake lubricant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4830256
Mfg#:
4M0615301AN8KT
In Stock
ON SALE! SAVE 41%
$1070.99

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

$630.76 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Upper Control Arm Kit

ES#4164442 - 81383 - Adjustable Front Upper Control Arm Kit - Adjust front camber and caster 1.5 on the Audi B9 platform with these forged aluminum adjustable control arms from SPC! - SPC - Audi

Adjust front camber and caster ±1.5° on the Audi B9 platform with these forged aluminum adjustable control arms from SPC!

Brand:
SPC - Corporate Logo
ES#:
4164442
Mfg#:
81383
In Stock at Vendor
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE HPFP Internal Upgrade

ES#4706077 - IEFUVZ1 - IE HPFP Internal Upgrade - The largest volume possible piston and cylinder design to unlock fuel delivery for hybrid turbos and Stage 1/2 Plus ECU tunes. - Integrated Engineering - Audi

The largest volume possible piston and cylinder design to unlock fuel delivery for hybrid turbos and Stage 1/2 Plus ECU tunes.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4706077
Mfg#:
IEFUVZ1
In Stock
$419.99 USD
Free Shipping
on orders $49 and up

ECS Lug Bolts (Set Of 10) - 27mm

ES#5396561 - s17d27r13znniKT - ECS Lug Bolts (Set Of 10) - 27mm - Black zinc coated 27mm (OEM Length) ball set wheel bolts - ECS - Audi Volkswagen

Black zinc coated 27mm (OEM Length) ball set wheel bolts 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5396561
Mfg#:
S17D27R13ZNNIKT
In Stock
ON SALE! SAVE 25%
$44.99

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

$33.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front 2-Piece Brake Rotors - Pair (350x34)

ES#4429973 - 034-301-1008 - Front 2-Piece Brake Rotors - Pair (350x34) - 034Motorsport 350mmx34mm 2-Piece Floating Front Brake Rotor Upgrade Kit - 034Motorsport - Audi

034Motorsport 350mmx34mm 2-Piece Floating Front Brake Rotor Upgrade Kit 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4429973
Mfg#:
034-301-1008
In Stock
ON SALE! SAVE 14%
$1050.00

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

$897.75 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Shut Off Valve

ES#4871918 - 06M121678H - Coolant Shut Off Valve - Controls the circulation of coolant within the engine via vacuum - Bremmen Parts - Audi

Controls the circulation of coolant within the engine via vacuum 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871918
Mfg#:
06M121678H
In Stock
ON SALE! SAVE 17%
$118.99

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

$98.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Wheel Bolt - 14x1.5x37mm - Priced Per Pair

ES#4164434 - S17D37R13znni2 - Ball Seat Wheel Bolt - 14x1.5x37mm - Priced Per Pair - Black zinc coated wheel bolts made specifically for OE wheels - ECS - Audi Volkswagen

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

Brand:
ECS - Corporate Logo
ES#:
4164434
Mfg#:
S17D37R13ZNNI2
In Stock
ON SALE! SAVE 15%
$7.99

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

$6.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Oil Filter Housing - EA839 2.9T/3.0T

ES#4505824 - 034-110-9003 - Billet Oil Filter Housing - EA839 2.9T/3.0T - CNC machined from 6061-T6 aluminum and anodized bright black for lifelong great looks - 034Motorsport - Audi

CNC machined from 6061-T6 aluminum and anodized bright black for lifelong great looks 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4505824
Mfg#:
034-110-9003
In Stock
ON SALE! SAVE 10%
$143.00

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

$128.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel Racing Catalyst for B9 Audi S4/S5

ES#4005390 - 034-105-4045 - Stainless Steel Racing Catalyst for B9 Audi S4/S5 - Offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and an enhanced exhaust note - 034Motorsport - Audi

Offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and an enhanced exhaust note 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4005390
Mfg#:
034-105-4045
In Stock
ON SALE! SAVE 40%
$1700.00

This product was last offered at the strikethrough price on
03-08-2026

$1026.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 5mm With Black Conical Seat Bolts

ES#2748279 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Black 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#:
2748279
Mfg#:
6-ECS-015
In Stock
ON SALE! SAVE 25%
$140.99

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

$105.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 349 Wheels - Set Of Four

ES#2642635 - 349AKT1 - 18" Style 349 Wheels - Set Of Four - 18x8 ET35 5x112 66.6CB - Hyper Silver - Alzor - Audi MINI

18x8 ET35 5x112 66.6CB - Hyper Silver 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2642635
Mfg#:
349AKT1
In Stock
ON SALE! SAVE 25%
$1166.99

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

$875.01 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M14 Wheel Stud Kit - Black - Set Of 20

ES#4487785 - VAG-STUD-KIT-20 - M14 Wheel Stud Kit - Black - 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#:
4487785
Mfg#:
VAG-STUD-KIT-20
Back Ordered
Auto Notify
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit with Coolant

ES#4690680 - 06M121013DKT - Water Pump Kit with Coolant - Maintain proper operating temperature with a new water pump and hardware - Genuine Volkswagen Audi - Audi

Maintain proper operating temperature with a new water pump and hardware Includes Updated 6-Bolt Water Pump and Pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4690680
Mfg#:
06M121013DKT
In Stock
$526.99

This product was last offered at the strikethrough price on
08-14-2026

$503.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cabin Air Filter - Priced Each

ES#4829743 - 4M0819439C - Cabin Air Filter - Priced Each - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4829743
Mfg#:
4M0819439C
In Stock
2% off MSRP

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

$57.99

This product was last offered at the strikethrough price on
08-23-2026

$56.99 USD
Free Shipping
on orders $49 and up

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