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Audi C4 S4 Quattro 20v T

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Audi C4 S4 Quattro 20v T Engine Intake Parts

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Reflect-A-Gold Sheet - 12" X 12"

ES#2568508 - 010391 - Reflect-A-Gold Sheet - 12" X 12" - Control heat and dress up your engine bay - DEI - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Control heat and dress up your engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DEI - Corporate Logo
ES#:
2568508
Mfg#:
010391
Special Order: No Guaranteed ETA
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Optional Blue Spring R1 DV For 23-30 PSI. (Blue Springs Are Only Needed For Stage 3 Or Higher.)

ES#3021167 - Z1001791 - Optional Blue Spring R1 DV For 23-30 PSI. (Blue Springs Are Only Needed For Stage 3 Or Higher.) - DV100001 optional blue spring for 23-30 psi - APR - Audi Volkswagen

DV100001 optional blue spring for 23-30 psi 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#:
3021167
Mfg#:
Z1001791
Ships in 6 Business Days
11% off MSRP

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

$34.99

This product was last offered at the strikethrough price on
06-15-2026

$30.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Hose Clamp Kit

ES#1365 - S4S6UIHHK - Heavy Duty Hose Clamp Kit - Fits ECS/Samco Hose that goes from the intercooler to the throttle body - Assembled By ECS - Audi

Fits ECS/Samco Hose that goes from the intercooler to the throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
1365
Mfg#:
S4S6UIHHK
In Stock
ON SALE! SAVE 24%
$35.99

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

$27.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Filter Cleaning Fluid - 500ml

ES#2626404 - C9003 - Filter Cleaning Fluid - 500ml - Removes dirt from oiled Pipercross filters to regain air flow performance - Pipercross - Audi BMW Mercedes Benz MINI Porsche

Removes dirt from oiled Pipercross filters to regain air flow performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pipercross - Corporate Logo
ES#:
2626404
Mfg#:
C9003
Ships in 9 Business Days
$21.99 USD
Free Shipping
on orders $49 and up

Black High Temp Nylon Water Methanol Tubing - 20'

ES#3617807 - SN0-80088 - Black High Temp Nylon Water Methanol Tubing - 20' - Water Methanol Tubing - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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

Brand:
SnowPerformance - Corporate Logo
ES#:
3617807
Mfg#:
SN0-80088
Special Order: No Guaranteed ETA
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Gasket - Priced Each

ES#2580846 - 034129717K - Intake Manifold Gasket - Priced Each - Seals the gap between the intake manifold and the cylinder head - Victor Reinz - Audi

Seals the gap between the intake manifold and the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
AAN Engine Code Only

Brand:
Victor Reinz - Corporate Logo
ES#:
2580846
Mfg#:
034129717K
In Stock at Vendor
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#5307949 - 034129101B - Pressure Control Valve (PCV) - Located on the turbo inlet pipe. 19mm - Bremmen Parts - Audi Volkswagen

Located on the turbo inlet pipe. 19mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5307949
Mfg#:
034129101B
Special Order: No Guaranteed ETA
Auto Notify
ON SALE! SAVE 22%
$22.99

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

$17.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

WMI Inline Filter

ES#4715238 - BMS-WMI-FIL - WMI Inline Filter - Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715238
Mfg#:
BMS-WMI-FIL
Ships on Jul 1, 2026
$15.00 USD
Free Shipping
on orders $49 and up

Amber LED

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

Brand:
SnowPerformance - Corporate Logo
ES#:
2826274
Mfg#:
80001
Ships in 4 Business Days
$6.99 USD
Free Shipping
on orders $49 and up

4AN "T" Fitting

ES#4212780 - SN0-806-BRD - 4AN "T" Fitting - 4AN T - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

4AN T affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4212780
Mfg#:
SN0-806-BRD
In Stock at Vendor
$10.99 USD
Free Shipping
on orders $49 and up

Intake Manifold Gasket - Priced Each

ES#2580845 - 034129717K - Intake Manifold Gasket - Priced Each - Seals the gap between the intake manifold and the cylinder head - Elring - Audi

Seals the gap between the intake manifold and the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
AAN Engine Code Only

Brand:
Elring - Corporate Logo
ES#:
2580845
Mfg#:
034129717K
In Stock at Vendor
$9.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Green LED

ES#2826275 - 80003 - Green LED - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

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

Brand:
SnowPerformance - Corporate Logo
ES#:
2826275
Mfg#:
80003
In Stock at Vendor
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

FSB WMI Controller - V2 Universal

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For most JB4 applications.

Brand:
Burgaflex - Corporate Logo
ES#:
4715229
Mfg#:
FSB-UNI
In Stock
Limited Qty Sale
$153.00

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

$141.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Scratch and Dent Item

Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit - (NO LONGER AVAILABLE) *Scratch And Dent*

ES#5425701 - SN0-20010 - Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit - (NO LONGER AVAILABLE) *Scratch And Dent* - Red High Temp Nylon Tubing, Quick-Connect Fittings - Scratch & Dent - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Red High Temp Nylon Tubing, Quick-Connect Fittings ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5425701
Mfg#:
SN0-20010
In Stock
ON SALE!
$520.99

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

$484.99 USD
Free Shipping
on orders $49 and up

Turbo Inlet Hose

ES#4029361 - 034-145-A006-BLK - Turbo Inlet Hose - This wire-reinforced 4-ply silicone MAF to turbo intlet hose fits turbos with 2.75" inlets, and will not collapse like the stock rubber hose. - 034Motorsport - Audi

This wire-reinforced 4-ply silicone MAF to turbo intlet hose fits turbos with 2.75" inlets, and will not collapse like the stock rubber hose. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4029361
Mfg#:
034-145-A006-BLK
Ships in 2 Business Days
$171.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Inlet Hose

ES#4029360 - 034-145-A009 - Turbo Inlet Hose - This wire-reinforced 4-ply silicone MAF to turbo intlet hose fits turbos with 3.0" inlets, and will not collapse like the stock rubber hose. - 034Motorsport - Audi

This wire-reinforced 4-ply silicone MAF to turbo intlet hose fits turbos with 3.0" inlets, and will not collapse like the stock rubber hose. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4029360
Mfg#:
034-145-A009
Ships in 2 Business Days
$171.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Intake Parts

All engine performance begins with engine breathing. That's why we have a large inventory of stock and performance intake manifolds, and related intake manifold parts, including MAF sensors, intake hoses, cold air intake systems, and engine air filters for both normally aspirated and forced induction engines. To perform it's best, your engine needs to breathe clean and breathe free.

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

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