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Audi S4 Engine Intake Parts

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Water/Methanol Nozzle - 3GPH

ES#4492417 - SN0-N0300 - Water/Methanol Nozzle - 3GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen MINI

Snow Performance Hyper-Sonic water-methanol injection nozzle

Brand:
SnowPerformance - Corporate Logo
ES#:
4492417
Mfg#:
SN0-N0300
Ships on Sep 23, 2026
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor Adapter Flange

ES#3137484 - 034-145-F015 - MAP Sensor Adapter Flange - MAP Sensor adapter flange for VW/Audi MAP sensors - Perfect for use when building your own intercooler plumbing - 034Motorsport - Audi Volkswagen

MAP Sensor adapter flange for VW/Audi MAP sensors - Perfect for use when building your own intercooler plumbing 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3137484
Mfg#:
034-145-F015
In Stock
ON SALE! SAVE 10%
$42.00

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

$37.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Turbo Inlet

ES#4758913 - UH044-INA - Carbon Fiber Turbo Inlet - Upgrade your Audi S4 or S5 with the Carbon Fiber Turbo Inlet for unparalleled performance and airflow efficiency. - Unitronic - Audi

Upgrade your Audi S4 or S5 with the Carbon Fiber Turbo Inlet for unparalleled performance and airflow efficiency. Tune is recommend for the best performance

Brand:
Unitronic - Corporate Logo
ES#:
4758913
Mfg#:
UH044-INA
Ships on Sep 23, 2026
$375.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Connector Housing - Female Connector

ES#4303 - 1J0973775A - Mass Air Flow Connector Housing - Female Connector - Contact housing for the MAF sensor - Genuine Volkswagen Audi - Audi Volkswagen

Contact housing for the MAF sensor Fits up to the 2000 model year for vehicles with Bosch style MAF

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4303
Mfg#:
1J0973775A
In Stock
25% off MSRP

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

$15.99

This product was last offered at the strikethrough price on
08-12-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PIPE

ES#4761048 - 06M145673DT - PIPE - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4761048
Mfg#:
06M145673DT
In Stock
ON SALE!
$201.99

This product was last offered at the strikethrough price on
08-24-2026

$182.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Socket Head Bolt - Priced Each

ES#470819 - N90808201 - Hex Socket Head Bolt - Priced Each - Replace the bolts that you've lost. 6x18.5 - Genuine Volkswagen Audi - Audi Volkswagen

Replace the bolts that you've lost. 6x18.5

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470819
Mfg#:
N90808201
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#470082 - N90521604 - O-Ring - Priced Each - Install new hardware with your new parts. 55x3 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 55x3

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470082
Mfg#:
N90521604
Ships in 2 Business Days
24% off MSRP

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

$11.47

This product was last offered at the strikethrough price on
09-06-2026

$8.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Installation Kit

ES#2771916 - 077129717QKT2 - Intake Manifold Installation Kit - Everything you need to remove and re-install your intake manifold - Assembled By ECS - Audi

Everything you need to remove and re-install your intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2771916
Mfg#:
077129717QKT2
Ships in 1-2 days
ON SALE!
$191.48

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

$180.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport SuperDuper Throttle Body Adapter Harness - EA837 3.0T

ES#4899777 - 034-701-0034 - 034Motorsport SuperDuper Throttle Body Adapter Harness - EA837 3.0T - Enables seamless integration of an upgraded throttle body, such as the 84mm VDO throttle body - 034Motorsport - Audi

Enables seamless integration of an upgraded throttle body, such as the 84mm VDO throttle body 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4899777
Mfg#:
034-701-0034
In Stock
ON SALE! SAVE 10%
$20.00

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

$18.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance Methanol Injection Ring

Choose either V-band or hose camp style rings to add methanol injection easily to almost any vehicle.

Brand:
SnowPerformance - Corporate Logo
ES#:
4043246
Mfg#:
SN0-40111.40112
Ships in 1 Business Day
Starting at $0.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DV Tuning Kit

ES#1832055 - FMDVTUN - DV Tuning Kit - Fine tune your Blow Off/Diverter Valve to the exact needs of your engine with this complete tuning kit. - Forge - Audi Volkswagen

Fine tune your Blow Off/Diverter Valve to the exact needs of your engine with this complete tuning kit.

Brand:
Forge - Corporate Logo
ES#:
1832055
Mfg#:
FMDVTUN
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$39.99

This product was last offered at the strikethrough price on
08-29-2026

$35.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Mass Air Flow Sensor (MAF)

ES#2535324 - 06C133471AXKIT - Remanufactured Mass Air Flow Sensor (MAF) - Includes a $25 refundable core charge - Genuine Volkswagen Audi - Audi

Includes a $25 refundable core charge From the 2001 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2535324
Mfg#:
06C133471AXKIT
Ships in 7 Business Days
$358.99

This product was last offered at the strikethrough price on
08-31-2026

$353.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 4 GPH

ES#4476205 - SN0-N0400 - Water/Methanol Nozzle - 4 GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen MINI

Snow Performance Hyper-Sonic water-methanol injection nozzle

Brand:
SnowPerformance - Corporate Logo
ES#:
4476205
Mfg#:
SN0-N0400
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4883691 - 06E103547AH - Oil Separator/Pressure Control Valve (PCV) - Located beneath the supercharger compressor - Rein - Audi

Located beneath the supercharger compressor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Fits from the 2013 model year

Brand:
Rein - Corporate Logo
ES#:
4883691
Mfg#:
06E103547AH
In Stock
ON SALE!
$124.99

This product was last offered at the strikethrough price on
08-26-2026

$115.62 USD
Free Shipping
on orders $49 and up

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.

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.

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