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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Performance Parts & Upgrades

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Performance Intake System

ES#4835388 - B930TINT - Performance Intake System - maximize your airflow with more power, torque, and incredible induction sounds! - ARM Motorsports - Audi

maximize your airflow with more power, torque, and incredible induction sounds!

Brand:
ARM Motorsports - Corporate Logo
ES#:
4835388
Mfg#:
B930TINT
Ships in 2 Business Days
ON SALE! SAVE 10%
$227.00

This product was last offered at the strikethrough price on
08-11-2026

$204.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Premium Low-Met OE Equivalent Pad - Front & Rear

ES#5445252 - B9SFRP4KT - Premium Low-Met OE Equivalent Pad - Front & Rear - Quality brake pads from an original equipment supplier - Brembo - Audi

Quality brake pads from an original equipment supplier 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Brembo - Corporate Logo
ES#:
5445252
Mfg#:
B9SFRP4KT
In Stock
$142.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Upper Control Arm Kit - Camber Correcting

ES#3546573 - 034-401-1061 - Density Line Upper Control Arm Kit - Camber Correcting - Adds positive camber to achieve factory alignment specs after lowering, and reduce tire wear! - 034Motorsport - Audi

Adds positive camber to achieve factory alignment specs after lowering, and reduce tire wear! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3546573
Mfg#:
034-401-1061
Ships in 2 Business Days
ON SALE! SAVE 15%
$663.00

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

$561.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers & Front/Rear Sway Bars

ES#4876154 - 000745LAEBKT2 - B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers & Front/Rear Sway Bars - Enhance your B9 with a performance-tuned coilover suspension setup & upgraded sway bars! - Enthusiast Bundles - Audi

Enhance your B9 with a performance-tuned coilover suspension setup & upgraded sway bars! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876154
Mfg#:
000745LAEBKT2
Ships on Jan 4, 2027
Auto Notify
ON SALE! SAVE 25%
$1863.98

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

$1399.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable

ES#4375901 - 30T-EA839-1+-UC - Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable - Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane - Unitronic - Audi

Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4375901
Mfg#:
30T-EA839-1+-UC
In Stock
ON SALE! SAVE 14%
$1064.99

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

$914.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Cross-Drilled Brake Rotor Kit - No Pads

ES#4447160 - 4m0615301an4ktKT - Front & Rear Cross-Drilled Brake Rotor Kit - No Pads - Features an Anti-Corrosion coating "Anti-Z" - Zimmermann - Audi

Features an Anti-Corrosion coating "Anti-Z" We Price Match - Give Us A Call or Chat!

Brand:
Zimmermann - Corporate Logo
ES#:
4447160
Mfg#:
4M0615301AN4KTKT
In Stock
$820.99

This product was last offered at the strikethrough price on
04-29-2026

$547.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DRA Series Wheel Spacers - 20mm (1 Pair)

ES#12121 - 40556654 - DRA Series Wheel Spacers - 20mm (1 Pair) - Add some stance to your vehicle with new spacers - H&R - Audi Mercedes Benz Porsche

Add some stance to your vehicle with new spacers We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
12121
Mfg#:
40556654
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.

$159.99

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

$143.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - Extreme Low

ES#4424821 - S-27E-BR - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4424821
Mfg#:
S-27E-BR
Ships on Oct 13, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear 2-Piece Brake Rotors - Pair (330x22)

ES#3493800 - 023944ecs01KT - Rear 2-Piece Brake Rotors - Pair (330x22) - Direct bolt-on replacement - 15% less weight! - ECS - Audi

Direct bolt-on replacement - 15% less weight! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3493800
Mfg#:
023944ECS01KT
In Stock
ON SALE!
$688.99

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

$668.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Wheel Spacer Pair - 20mm

ES#3546625 - 034-604-7007 - 034Motorsport Wheel Spacer Pair - 20mm - Increase track width to improve handling, allow for more brake clearance, and help achieve a flush wheel/tire fitment - 034Motorsport - Audi

Increase track width to improve handling, allow for more brake clearance, and help achieve a flush wheel/tire fitment 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3546625
Mfg#:
034-604-7007
In Stock
ON SALE! SAVE 14%
$125.00

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

$106.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT “OBD-LOCK” ODB Port Locking Tool

ES#4766229 - VTT-OBD-LOCK - VTT OBD-LOCK ODB Port Locking Tool - Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! - Vargas Turbo Technologies - Audi BMW Volkswagen Mercedes Benz Porsche

Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! 2X Entries Into Our F80 M3 Sweepstakes
For Vehicles Produced After 1995

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4766229
Mfg#:
VTT-OBD-LOCK
In Stock
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 S4/S5 Charge Pipe Kit

ES#4159029 - CTS-IT-292 - B9 S4/S5 Charge Pipe Kit - 2.5" diameter piping to increase your throttle response and decrease turbo lag - CTS - Audi

2.5" diameter piping to increase your throttle response and decrease turbo lag

Brand:
CTS - Corporate Logo
ES#:
4159029
Mfg#:
CTS-IT-292
Ships in 7 Business Days
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rennline 12mm Wheel Spacers - Black (Pair)

ES#4755583 - LS23.12MM - Rennline 12mm Wheel Spacers - Black (Pair) - Improve the look of your vehicle with spacers - Rennline - Audi Porsche

Improve the look of your vehicle with spacers

Brand:
Rennline - Corporate Logo
ES#:
4755583
Mfg#:
LS23.12MM
In Stock
$136.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 Sportback 3.0T Valved Exhaust System & Luft-Technik Intake System

ES#4751050 - 026018ECSEBKT - Audi B9 S4/S5 Sportback 3.0T Valved Exhaust System & Luft-Technik Intake System - Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System - Enthusiast Bundles - Audi

Improve the sound and performance of your vehicle with a valved catback & Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751050
Mfg#:
026018ECSEBKT
Ships on Oct 29, 2026
Auto Notify
ON SALE! SAVE 23%
$3293.99

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

$2549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear 2-Piece Slotted Brake Rotors - Pair (330x22)

ES#4429974 - 034-301-2008 - Rear 2-Piece Slotted Brake Rotors - Pair (330x22) - 034Motorsport 330mmx22mm 2-Piece Floating Rear Brake Rotor Upgrade Kit - 034Motorsport - Audi

034Motorsport 330mmx22mm 2-Piece Floating Rear Brake Rotor Upgrade Kit 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4429974
Mfg#:
034-301-2008
Ships in 2 Business Days
ON SALE! SAVE 14%
$994.00

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

$849.87 USD
Free Shipping
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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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