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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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IE Performance Cast Downpipe

ES#4473979 - IEEXCK3 - IE Performance Cast Downpipe - Features a TIG-welded 304 stainless and investment cast body and offers gains up to 45HP & 41TQ - Integrated Engineering - Audi

Features a TIG-welded 304 stainless and investment cast body and offers gains up to 45HP & 41TQ

Brand:
Integrated Engineering - Corporate Logo
ES#:
4473979
Mfg#:
IEEXCK3
Back Ordered
Auto Notify
$1099.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Lined Cabin Air Filter

ES#3448685 - 4M0819439A - Charcoal Lined Cabin Air Filter - The activated charcoal filters odor from reaching the cabin - Hengst - Audi Porsche
ECS Tuning recommends this product.

The activated charcoal filters odor from reaching the cabin We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3448685
Mfg#:
4M0819439A
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Cat-Back Exhaust System - B9/B9.5 S4

ES#4709360 - IEEXCK5 - IE Cat-Back Exhaust System - B9/B9.5 S4 - Delivers a truly aggressive exhaust note without any annoying drone or rasp - Integrated Engineering - Audi

Delivers a truly aggressive exhaust note without any annoying drone or rasp

Brand:
Integrated Engineering - Corporate Logo
ES#:
4709360
Mfg#:
IEEXCK5
In Stock
$1687.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Oil Separator/Pressure Control Valve (PCV) Service Kit

ES#4782917 - 06M129041KT - Ultimate Oil Separator/Pressure Control Valve (PCV) Service Kit - Comprehensive kit includes the PCV, Breather lines, and all required hardware - Genuine Volkswagen Audi - Audi

Comprehensive kit includes the PCV, Breather lines, and all required hardware

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4782917
Mfg#:
06M129041KT
In Stock
$328.99

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

$316.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Lowering Springs

ES#3491530 - 034-404-1005 - Dynamic+ Lowering Springs - Engineered to improve handling and deliver superb ride quality! - 034Motorsport - Audi

Engineered to improve handling and deliver superb ride quality!

Brand:
034Motorsport - Corporate Logo
ES#:
3491530
Mfg#:
034-404-1005
In Stock
ON SALE! SAVE 10%
$345.00

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

$310.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 (S4/S5/SQ5) – Pure750 Upgraded Turbocharger

ES#4642701 - PURE-30T750KT - Audi B9 (S4/S5/SQ5) Pure750 Upgraded Turbocharger - Crank up your B9 over 700+awhp with this kit! Price includes a $800.00 refundable core charge. - Pure Turbos - Audi

Crank up your B9 over 700+awhp with this kit! Price includes a $800.00 refundable core charge.

Brand:
Pure Turbos - Corporate Logo
ES#:
4642701
Mfg#:
PURE-30T750KT
In Stock
$3426.99

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

$3300.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Aero Wiper Blade Set

ES#2739371 - 3397007297 - Front Aero Wiper Blade Set - Clear up streaks & improve rainy day visibility - Bosch - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Clear up streaks & improve rainy day visibility We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2739371
Mfg#:
3397007297
In Stock
$24.99

This product was last offered at the strikethrough price on
08-20-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9 S4 3.0T Center X-Pipe

ES#3521607 - 024365ecs01KT - B9 S4 3.0T Center X-Pipe - Sound great and save weight! Eliminate the center resonator on your OE system for a more aggressive exhaust note - ECS - Audi

Sound great and save weight! Eliminate the center resonator on your OE system for a more aggressive exhaust note

Brand:
ECS - Corporate Logo
ES#:
3521607
Mfg#:
024365ECS01KT
In Stock
ON SALE! SAVE 25%
$438.99

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

$329.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Top Tec 6200 Engine Oil (0W-20) - 1 Liter

ES#3552700 - 20236 - Top Tec 6200 Engine Oil (0W-20) - 1 Liter - Engineered to help enhance fuel economy. 508/509 approval. - Liqui-Moly - Audi Volkswagen

Engineered to help enhance fuel economy. 508/509 approval. We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3552700
Mfg#:
20236
In Stock
22% off MSRP

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

$17.99

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

$13.99 USD
Free Shipping
on orders $49 and up

Spark Plugs - Set Of Six

ES#3691957 - 06m905606fKT - Spark Plugs - Set Of Six - Keep your engine running strong - Genuine Volkswagen Audi - Audi

Keep your engine running strong

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3691957
Mfg#:
06M905606FKT
In Stock
$87.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front V5 Drilled & Slotted Brake Rotors - Set (350x34)

ES#4668328 - 4M0615301AN-XS - Front V5 Drilled & Slotted Brake Rotors - Set (350x34) - 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.

Brand:
ECS - Corporate Logo
ES#:
4668328
Mfg#:
4M0615301AN-XS
In Stock
ON SALE! SAVE 10%
$525.99

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

$472.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport PCV Breather Hose - EA839 3.0T

ES#4849697 - 034-101-3108 - 034Motorsport PCV Breather Hose - EA839 3.0T - Upgrade your failure-prone PCV breather hose with the high-performance, reliable 034Motorsport PCV Breather Hose - 034Motorsport - Audi

Upgrade your failure-prone PCV breather hose with the high-performance, reliable 034Motorsport PCV Breather Hose

Brand:
034Motorsport - Corporate Logo
ES#:
4849697
Mfg#:
034-101-3108
In Stock
ON SALE! SAVE 10%
$249.00

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

$224.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 030 Wheels - Set Of Four

ES#2713045 - 030-9 - 18" Style 030 Wheels - Set Of Four - 18"x8" ET35 5x112 66.6CB - Matte Black - Alzor - Audi MINI

18"x8" ET35 5x112 66.6CB - Matte Black Front wheels require an 10mm spacer to clear the brake calipers

Brand:
Alzor - Corporate Logo
ES#:
2713045
Mfg#:
030-9
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

19" Style 628 Wheels - Set Of Four

ES#4324951 - 628-14KT - 19" Style 628 Wheels - Set Of Four - 19x8.5 ET35 5x112 66.6CB - Matte Gunmetal/Machined Face - Alzor - Audi MINI

19x8.5 ET35 5x112 66.6CB - Matte Gunmetal/Machined Face

Brand:
Alzor - Corporate Logo
ES#:
4324951
Mfg#:
628-14KT
Ships on Sep 25, 2026
Auto Notify
ON SALE! SAVE 25%
$1300.00

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

$975.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Upper Control Arm Kits - Non-Adjustable

ES#4745521 - 034-401-1072 - Density Line Upper Control Arm Kits - Non-Adjustable - Drop in upgrade for all four factory front upper control arms - 034Motorsport - Audi

Drop in upgrade for all four factory front upper control arms

Brand:
034Motorsport - Corporate Logo
ES#:
4745521
Mfg#:
034-401-1072
In Stock
ON SALE! SAVE 10%
$343.00

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

$308.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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