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Audi D4 S8 Quattro 4.0T Engine Intake Parts

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Stage 2.5 Boost-Controlled Water/Meth Injection Kit

ES#2855201 - SN0210 - Stage 2.5 Boost-Controlled Water/Meth Injection Kit - Features a gauge pod controller, which allows for the best control and visibility. 7-color OLED displays boost, percentage of flow, low level, and even faults. - SnowPerformance - Audi BMW Volkswagen MINI

Features a gauge pod controller, which allows for the best control and visibility. 7-color OLED displays boost, percentage of flow, low level, and even faults. Gauge Pod controller, for optimum control even from the driver's seat!

Brand:
SnowPerformance - Corporate Logo
ES#:
2855201
Mfg#:
SN0210
In Stock
$583.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded diverter Valve 06H145710D with hardware

ES#2823251 - 06H145710Dkt4 - Upgraded diverter Valve 06H145710D with hardware - Upgrade to the piston style diverter valve with installation hardware - Assembled By ECS - Audi Volkswagen

Upgrade to the piston style diverter valve with installation hardware 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2823251
Mfg#:
06H145710DKT4
In Stock
ON SALE! SAVE 10%
$59.99

This product was last offered at the strikethrough price on
07-28-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi & VW Direct Injection Carbon Cleaning Kit - Level 2

ES#4000812 - 034-108-Z05KT - Audi & VW Direct Injection Carbon Cleaning Kit - Level 2 - Featuring 034 Motorsport direct injection port cleaning tool, walnut shell blast media (50lbs), and a Bav Auto V3 Media Blaster Tank - Assembled By ECS - Audi Volkswagen

Featuring 034 Motorsport direct injection port cleaning tool, walnut shell blast media (50lbs), and a Bav Auto V3 Media Blaster Tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4000812
Mfg#:
034-108-Z05KT
In Stock
ON SALE! SAVE 18%
$342.99

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

$279.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Upgraded Piston Diverter Valve 06H145710D

ES#1831851 - 06H145710D - Upgraded Piston Diverter Valve 06H145710D - Upgrade to a superior piston style diverter valve to avoid costly boost leaks - Pierburg - Audi Volkswagen

Upgrade to a superior piston style diverter valve to avoid costly boost leaks

Brand:
Pierburg - Corporate Logo
ES#:
1831851
Mfg#:
06H145710D
In Stock
45% off MSRP

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

$110.00

This product was last offered at the strikethrough price on
02-10-2026

$60.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AEM V3 Water/Methanol Injection Kit (30-3300)

ES#517900 - 30-3000 - AEM V3 Water/Methanol Injection Kit (30-3300) - Increase power and efficiency while decreasing combustion temperatures - AEM Electronics - Audi BMW Volkswagen MINI

Increase power and efficiency while decreasing combustion temperatures

Brand:
AEM Electronics - Corporate Logo
ES#:
517900
Mfg#:
30-3000
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.

$674.95

This product was last offered at the strikethrough price on
07-31-2026

$599.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Piston Diverter Valve 06H145710D

ES#4818482 - 06H145710D - Upgraded Piston Diverter Valve 06H145710D - Upgrade to an OE-quality superior piston style diverter valve to avoid costly boost leaks - Bremmen Parts - Audi Volkswagen

Upgrade to an OE-quality superior piston style diverter valve to avoid costly boost leaks 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818482
Mfg#:
06H145710D
In Stock
ON SALE! SAVE 10%
$47.99

This product was last offered at the strikethrough price on
06-10-2026

$43.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

D4 4.0T Upgraded Turbo Inlets

ES#4849833 - 037968la01KT - D4 4.0T Upgraded Turbo Inlets - Upgrade your A8 with a true dual inlet setup! Engineered for increased airflow and less restriction. - ECS - Audi

Upgrade your A8 with a true dual inlet setup! Engineered for increased airflow and less restriction. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4849833
Mfg#:
037968LA01KT
Ships in 1 Business Day
ON SALE! SAVE 15%
$319.99

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

$271.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi 4.0T Silicone Turbo Outlet / Throttle Body Inlet Hose Set

ES#4414220 - 036779LA01 - Audi 4.0T Silicone Turbo Outlet / Throttle Body Inlet Hose Set - Replace the factory rubber turbo outlet hoses with our in-house engineered 4-ply reinforced silicone hose set - ECS - Audi

Replace the factory rubber turbo outlet hoses with our in-house engineered 4-ply reinforced silicone hose set 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4414220
Mfg#:
036779LA01
In Stock
ON SALE! SAVE 25%
$65.99

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

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi & VW Direct Injection Carbon Cleaning Kit - Level 1

ES#4000811 - 034-108-Z054KT - Audi & VW Direct Injection Carbon Cleaning Kit - Level 1 - Featuring Bimmerhelp's direct injection port cleaning tool, walnut shell blast media (15lbs), and a 'blast out of a bucket' media blaster attachment - Assembled By ECS - Audi Volkswagen

Featuring Bimmerhelp's direct injection port cleaning tool, walnut shell blast media (15lbs), and a 'blast out of a bucket' media blaster attachment 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4000811
Mfg#:
034-108-Z054KT
In Stock
ON SALE! SAVE 20%
$176.99

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

$141.89 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Boost Cooler Stage 3 DI ProLine Water/Methanol Injection

ES#4698806 - SP10317PRO - Boost Cooler Stage 3 DI ProLine Water/Methanol Injection - Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings. - SnowPerformance - Audi BMW Volkswagen MINI

Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings.

Brand:
SnowPerformance - Corporate Logo
ES#:
4698806
Mfg#:
SP10317PRO
In Stock at Vendor
$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi & VW Direct Injection Head Port Cleaning Tool

ES#4000805 - 034-108-Z054 - Audi & VW Direct Injection Head Port Cleaning Tool - Makes short and easy work of walnut blasting your intake ports and valves! Works with most universal walnut blasters. - 034Motorsport - Audi Volkswagen

Makes short and easy work of walnut blasting your intake ports and valves! Works with most universal walnut blasters.

Brand:
034Motorsport - Corporate Logo
ES#:
4000805
Mfg#:
034-108-Z054
In Stock
$67.00 USD
Free Shipping

Diverter Valve

ES#4753189 - 06H145710D - Diverter Valve - Superior piston style diverter valve - URO - Audi Volkswagen

Superior piston style diverter valve 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4753189
Mfg#:
06H145710D
In Stock
$57.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Valve

ES#2536138 - 079103704N - Crankcase Vent Valve - Commonly called 'PCV' or 'Oil Separator' - Located in the valley between the cylinder heads - Genuine Volkswagen Audi - Audi

Commonly called 'PCV' or 'Oil Separator' - Located in the valley between the cylinder heads

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2536138
Mfg#:
079103704N
Ships in 1-2 days
8% off MSRP

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

$251.99

This product was last offered at the strikethrough price on
07-31-2026

$230.99 USD
Free Shipping
on orders $49 and up
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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