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Audi S4 Performance Intake Parts & Accessories

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CTS Turbo Air Intake System - True 3.5" Velocity Stack

ES#4017702 - CTS-IT-300R - CTS Turbo Air Intake System - True 3.5" Velocity Stack - NEW UPDATED DESIGN! True 3.5 intake for maximum airflow - 3.5" mandrel bent piping with huge 6 velocity stack air filter! - CTS - Audi

NEW UPDATED DESIGN! True 3.5″ intake for maximum airflow - 3.5" mandrel bent piping with huge 6″ velocity stack air filter! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4017702
Mfg#:
CTS-IT-300R
In Stock
$329.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S34 SuperDuper Insuction Bundle

ES#4733652 - 034-108-5046 - S34 SuperDuper Insuction Bundle - Delivers improved power, sound, and acceleration to Audi B9/B9.5 S4/S5 owners within a clean, cost-effective package. - 034Motorsport - Audi

Delivers improved power, sound, and acceleration to Audi B9/B9.5 S4/S5 owners within a clean, cost-effective package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4733652
Mfg#:
034-108-5046
In Stock
$613.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Polymer Air Intake System - B9/B9.5 S4 & S5 3.0T

ES#4668695 - IEINCK5 - IE Polymer Air Intake System - B9/B9.5 S4 & S5 3.0T - Up to 19hp & 21ft-lbs over stock! - Integrated Engineering - Audi

Up to 19hp & 21ft-lbs over stock! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4668695
Mfg#:
IEINCK5
In Stock
$522.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance High-Flow Air Intake System - 6" Velocity Stack

ES#4045629 - CTS-IT-290R - Performance High-Flow Air Intake System - 6" Velocity Stack - Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! - CTS - Audi

Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4045629
Mfg#:
CTS-IT-290R
Back Ordered
Auto Notify
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Luft-Technik Intake System - Silicone Inlet - Audi B8 S4/S5 3.0T

ES#2992531 - 007344ECS01 - Luft-Technik Intake System - Silicone Inlet - Audi B8 S4/S5 3.0T - Engineered for increased engine performance with show quality looks - ECS - Audi
ECS Tuning recommends this product.

Engineered for increased engine performance with show quality looks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2992531
Mfg#:
007344ECS01
In Stock
ON SALE! SAVE 38%
$526.99

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

$328.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P34 SuperDuper Insuction Bundle

ES#4858324 - 034-108-5048 - P34 SuperDuper Insuction Bundle - 034Motorsport's P34 Cold Air Intake System delivers improved power, sound, and acceleration - 034Motorsport - Audi

034Motorsport's P34 Cold Air Intake System delivers improved power, sound, and acceleration affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858324
Mfg#:
034-108-5048
In Stock
$702.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Cold Air Intake System

ES#3988103 - IEINCG2A - IE Cold Air Intake System - Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4/S5 - Featuring all new aluminum inlet pipe! - Integrated Engineering - Audi

Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4/S5 - Featuring all new aluminum inlet pipe! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3988103
Mfg#:
IEINCG2A
Ships in 9 Business Days
Auto Notify
$439.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B6/B7 S4 Luft-Technik Performance Intake System

ES#4845350 - 012267LA01 - B6/B7 S4 Luft-Technik Performance Intake System - Engineered for maximum power and induction sound! Featuring a sealed aluminum heatshield, silicone inlet hose, and a high-flow conical air filter. - ECS - Audi

Engineered for maximum power and induction sound! Featuring a sealed aluminum heatshield, silicone inlet hose, and a high-flow conical air filter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4845350
Mfg#:
012267LA01
In Stock
ON SALE! SAVE 25%
$471.99

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

$353.62 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Intake System - 3.0T S4/S5

ES#4876483 - CI100072 - APR Intake System - 3.0T S4/S5 - Add a sporty, refined tone without being overbearing - APR - Audi

Add a sporty, refined tone without being overbearing Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4876483
Mfg#:
CI100072
In Stock
11% off MSRP

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

$633.99

This product was last offered at the strikethrough price on
06-07-2026

$562.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 S4/S5 Turbo Inlet Pipe

ES#4419077 - IEINCK4 - B9 S4/S5 Turbo Inlet Pipe - Take full advantage of all available space with a unique shape to maximize airflow! - Integrated Engineering - Audi

Take full advantage of all available space with a unique shape to maximize airflow! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4419077
Mfg#:
IEINCK4
In Stock
$177.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S34 Carbon Fiber Intake

ES#4304717 - 034-108-1027 - S34 Carbon Fiber Intake - Improved power, supercharger sound, and overall performance. - 034Motorsport - Audi

Improved power, supercharger sound, and overall performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
034Motorsport - Corporate Logo
ES#:
4304717
Mfg#:
034-108-1027
EO#:
D-850-2
In Stock
$455.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 3.0T Luft-Technik Intake System

ES#3477816 - 023795ECS06 - Audi B9 S4/S5 3.0T Luft-Technik Intake System - Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Cold Air Intake - ECS - Audi

Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Cold Air Intake affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3477816
Mfg#:
023795ECS06
In Stock
ON SALE! SAVE 19%
$529.99

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

$429.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9/B9.5 S4 & S5 3.0T IE Carbon Fiber Intake System

ES#4346278 - IEINCK3 - B9/B9.5 S4 & S5 3.0T IE Carbon Fiber Intake System - One-Piece carbon fiber construction that adds up to +16HP/TQ - Integrated Engineering - Audi

One-Piece carbon fiber construction that adds up to +16HP/TQ affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4346278
Mfg#:
IEINCK3
In Stock
$1091.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5/SQ5 3.0T Big Bore Cast Aluminum Turbo Inlet Pipe

ES#3647752 - 027714ECS01 - Audi B9 S4/S5/SQ5 3.0T Big Bore Cast Aluminum Turbo Inlet Pipe - Remove the plastic and reduce restriction at your turbo - ECS - Audi

Remove the plastic and reduce restriction at your turbo affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3647752
Mfg#:
027714ECS01
In Stock
ON SALE! SAVE 27%
$193.99

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

$141.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X34 Cold Air Intake - Carbon Fiber

ES#2864558 - 034-108-1002-CF - X34 Cold Air Intake - Carbon Fiber - The ultimate cold air induction system the for powerful 2.7T! - 034Motorsport - Audi

The ultimate cold air induction system the for powerful 2.7T! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864558
Mfg#:
034-108-1002-CF
In Stock
$618.00

This product was last offered at the strikethrough price on
12-11-2025

$595.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4/S5 3.0T Performance Throttle Body Upgrade

ES#4382060 - 007911LA02KT - Audi B8 S4/S5 3.0T Performance Throttle Body Upgrade - Unleash the true potential of your supercharger! - ECS - Audi

Unleash the true potential of your supercharger! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4382060
Mfg#:
007911LA02KT
In Stock
ON SALE! SAVE 20%
$629.99

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

$503.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Intake Parts & Accessories

One of the best modifications you can make early on with your car is upgrading to a performance cold air intake. More cold and dense air supplied to your engine means more fuel and more power!

Let us help you find the parts that fit your Audi

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

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