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Volkswagen Passat B4 TDI Engine Intake Parts

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Water/Methanol Injection Hose - 20'

ES#4715254 - BMS-WMI-IL - Water/Methanol Injection Hose - 20' - Replacement WMI Water Injection Hose - Burger Motorsports - Audi BMW Volkswagen MINI

Replacement WMI Water Injection Hose

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715254
Mfg#:
BMS-WMI-IL
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 2.5GPH

ES#4476204 - SN0-N0250 - Water/Methanol Nozzle - 2.5GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle

Brand:
SnowPerformance - Corporate Logo
ES#:
4476204
Mfg#:
SN0-N0250
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter Wrap - Black

ES#514095 - RX-4990DK - Air Filter Wrap - Black - Hyrdro-lock and contaminant protection for round tapered air filters - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Hyrdro-lock and contaminant protection for round tapered air filters

Brand:
K&N - Corporate Logo
ES#:
514095
Mfg#:
RX-4990DK
Special Order: No Guaranteed ETA
$31.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Breather Hose Kit

ES#3691234 - 037103213BKIT - Engine Breather Hose Kit - Breather hose from front of block to valve cover - URO - Volkswagen

Breather hose from front of block to valve cover 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3691234
Mfg#:
037103213BKIT
Ships in 1 Business Day
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#2708852 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - URO - Audi Volkswagen Mercedes Benz

Common source of emission related issues 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708852
Mfg#:
1168000378
Ships in 1 Business Day
$4.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#2090807 - 028103491J - Breather Hose - From pressure relief valve to flange - MTC - Volkswagen

From pressure relief valve to flange

Brand:
MTC - Corporate Logo
ES#:
2090807
Mfg#:
028103491J
Ships in 9 Business Days
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Filter

ES#1324 - 191129620 - Air Filter - Restore performance and protect your engine from airborne debris - Mann - Audi Volkswagen

Restore performance and protect your engine from airborne debris

Brand:
Mann - Corporate Logo
ES#:
1324
Mfg#:
191129620
Ships in 8 Business Days
$16.99 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 MINI

Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715238
Mfg#:
BMS-WMI-FIL
Ships on Nov 10, 2026
$15.00 USD
Free Shipping
on orders $49 and up

Air Filter

ES#3676637 - 191129620 - Air Filter - Restore performance and protect your engine from airborne debris - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Restore performance and protect your engine from airborne debris 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3676637
Mfg#:
191129620
Ships on Nov 16, 2026
$14.99 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 MINI

Brand:
SnowPerformance - Corporate Logo
ES#:
2826275
Mfg#:
80003
Ships in 1 Business Day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Amber LED

Brand:
SnowPerformance - Corporate Logo
ES#:
2826274
Mfg#:
80001
Ships in 2 Business Days
$6.99 USD
Free Shipping
on orders $49 and up

FSB WMI Controller - V2 Universal

ES#4715229 - FSB-UNI - FSB WMI Controller - V2 Universal - Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! - Burgaflex - Audi BMW Volkswagen MINI

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! For most JB4 applications.

Brand:
Burgaflex - Corporate Logo
ES#:
4715229
Mfg#:
FSB-UNI
In Stock
ON 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

SnowPerformance Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit *Scratch And Dent*

ES#5491579 - SN0-20010SD2 - SnowPerformance Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit *Scratch And Dent* - ***Please see photos and description prior to ordering, all sales final.*** Red High Temp Nylon Tubing, Quick-Connect Fittings - Scratch & Dent - Audi BMW Volkswagen MINI

***Please see photos and description prior to ordering, all sales final.*** 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!

Brand:
Scratch & Dent - Corporate Logo
ES#:
5491579
Mfg#:
SN0-20010SD2
In Stock
ON SALE! SAVE 12%
$482.99

This product was last offered at the strikethrough price on
10-03-2026

$426.99 USD
Free Shipping
on orders $49 and up

Pro Dry S Drop In Filter

ES#518098 - 31-10045 - Pro Dry S Drop In Filter - OIl free dry synthetic media, allowing significant airflow over stock paper media - AFE - Audi Volkswagen

OIl free dry synthetic media, allowing significant airflow over stock paper media

Brand:
AFE - Corporate Logo
ES#:
518098
Mfg#:
31-10045
Ships in 3 Business Days
ON SALE! SAVE 15%
$97.00

This product was last offered at the strikethrough price on
10-19-2026

$82.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1.25 Gallon Heavy-Duty Universal Methanol Tank - Clear/White

ES#4714702 - 1.25G-UMT-CL - 1.25 Gallon Heavy-Duty Universal Methanol Tank - Clear/White - Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk. - Burger Motorsports - Audi BMW Volkswagen MINI

Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714702
Mfg#:
1.25G-UMT-CL
Ships on Nov 10, 2026
$69.00 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.

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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