Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi S4 Performance Hoses

Sort By
Filter By
Return to Top

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4849697
Mfg#:
034-101-3108
Ships in 1-2 days
$249.00 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 25%
$197.99

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

$148.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Turbo Inlet Pipe

ES#4620408 - 034-108-5012 - 034Motorsport Turbo Inlet Pipe - Optimize power by eliminating a critical flow restriction in the intake tract - 034Motorsport - Audi

Optimize power by eliminating a critical flow restriction in the intake tract affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4620408
Mfg#:
034-108-5012
In Stock
$153.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet PCV Vent Tube (06E103213)

ES#4932252 - 057381LA01 - Billet PCV Vent Tube (06E103213) - A durable upgrade over the failure-prone plastic OEM tube! - ECS - Audi

A durable upgrade over the failure-prone plastic OEM tube! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4932252
Mfg#:
057381LA01
In Stock
ON SALE! SAVE 20%
$52.99

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

$42.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RS4 Turbo Inlet Pipe Set

ES#2864575 - 034-145-P002 - RS4 Turbo Inlet Pipe Set - Finally, a readily available, affordable RS4 intake pipe solution - 034Motorsport - Audi

Finally, a readily available, affordable RS4 intake pipe solution affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864575
Mfg#:
034-145-P002
In Stock
$504.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Inlet Kit - Silicone - Audi B8 S4/S5 3.0T

ES#3170829 - 007344ECS01KT2 - Supercharger Inlet Kit - Silicone - Audi B8 S4/S5 3.0T - Wire reinforced silicone smooths the intake tract & hinders collapsing. The ultimate in durability! - ECS - Audi
ECS Tuning recommends this product.

Wire reinforced silicone smooths the intake tract & hinders collapsing. The ultimate in durability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3170829
Mfg#:
007344ECS01KT2
In Stock
ON SALE! SAVE 25%
$167.99

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

$125.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Inlet Kit - Carbon Fiber - Audi B8 S4/S5 3.0T

ES#2836833 - 000931ecs02aKT - Supercharger Inlet Kit - Carbon Fiber - Audi B8 S4/S5 3.0T - Replace the accordion throttle body hose with a smooth carbon fiber tube - ECS - Audi

Replace the accordion throttle body hose with a smooth carbon fiber tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2836833
Mfg#:
000931ECS02AKT
In Stock
ON SALE! SAVE 15%
$252.99

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

$215.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Turbo Inlet Hose - Audi B9 S4/S5

ES#3420204 - 024360ECS01 - Silicone Turbo Inlet Hose - Audi B9 S4/S5 - Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! - ECS - Audi

Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3420204
Mfg#:
024360ECS01
In Stock
ON SALE! SAVE 25%
$97.99

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

$73.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Inlet Pipe

ES#4420002 - CTS-HW-380 - High Flow Inlet Pipe - The biggest issue with the restrictive factory inlet is apparent when you start to increase the power. CTS engineers designed the turbo inlet to be as large as possible; yet still fit perfectly. - CTS - Audi

The biggest issue with the restrictive factory inlet is apparent when you start to increase the power. CTS engineers designed the turbo inlet to be as large as possible; yet still fit perfectly. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4420002
Mfg#:
CTS-HW-380
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$99.99

This product was last offered at the strikethrough price on
06-08-2026

$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Air Intake Duct / MAF Hose

ES#2864564 - 034-108-3010 - Silicone Air Intake Duct / MAF Hose - Larger inside diameter and smoother surface for better flow, and stiffer construction to prevent collapsing - 034Motorsport - Audi

Larger inside diameter and smoother surface for better flow, and stiffer construction to prevent collapsing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- For vehicles using standard MAF housing

Brand:
034Motorsport - Corporate Logo
ES#:
2864564
Mfg#:
034-108-3010
In Stock
$115.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Air Intake Duct / MAF Hose

ES#2864563 - 034-108-3009 - Silicone Air Intake Duct / MAF Hose - Larger inside diameter and smoother surface for better flow, and stiffer construction to prevent collapsing - 034Motorsport - Audi

Larger inside diameter and smoother surface for better flow, and stiffer construction to prevent collapsing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
- For vehicles using larger RS4 MAF housing

Brand:
034Motorsport - Corporate Logo
ES#:
2864563
Mfg#:
034-108-3009
In Stock
$119.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Diverter Valve Pressure Hose - Pair

ES#2864547 - 034-101-3066 - Silicone Diverter Valve Pressure Hose - Pair - This hose pair is designed to replace the outrageously expensive, failure-prone factory rubber hoses - 034Motorsport - Audi

This hose pair is designed to replace the outrageously expensive, failure-prone factory rubber hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864547
Mfg#:
034-101-3066
In Stock
$40.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE B9 RS5 Hybrid Turbo Inlet Adapter Rings For TTE720 Turbos

ES#4880963 - IEINDA2-TTE720 - IE B9 RS5 Hybrid Turbo Inlet Adapter Rings For TTE720 Turbos - These billet o-ring sealed flanges seamlessly adapt your iE Turbo Inlet Pipe directly to the TTE720 inlets. - Integrated Engineering - Audi

These billet o-ring sealed flanges seamlessly adapt your iE Turbo Inlet Pipe directly to the TTE720 inlets. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4880963
Mfg#:
IEINDA2-TTE720
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE B9 S4 & S5 Adapter Silicone For IE Turbo Inlet With Stock Airbox

ES#4465495 - IEINCK4-9 - IE B9 S4 & S5 Adapter Silicone For IE Turbo Inlet With Stock Airbox - Adapts IE cast turbo inlet to stock airbox. - Integrated Engineering - Audi

Adapts IE cast turbo inlet to stock airbox. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4465495
Mfg#:
IEINCK4-9
Ships in 1-2 days
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Supercharger Inlet Hose

ES#3149389 - 034-112-6005 - Silicone Supercharger Inlet Hose - Smooth insides for higher flow and life long durability - 034Motorsport - Audi

Smooth insides for higher flow and life long durability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3149389
Mfg#:
034-112-6005
Ships in 2 Business Days
$158.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings