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

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
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Volkswagen MK4 Performance Engine & Drivetrain Parts

Sort By
Filter By
Return to Top

In-Line Micro Regulator - 4 Bar

ES#4883148 - 601-0259 - In-Line Micro Regulator - 4 Bar - The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure! - Precision Raceworks - Audi BMW Volkswagen

The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883148
Mfg#:
601-0259
Ships in 10 Business Days
$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Hose

ES#2678157 - 1J0145838B - Boost Hose - Connects directly to intake manifold - Gates - Volkswagen

Connects directly to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with ALH engine only

Brand:
Gates - Corporate Logo
ES#:
2678157
Mfg#:
1J0145838B
Ships on Jun 23, 2026
$131.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Conversion Kit

ES#3247371 - HVA-1041 - Fuel Conversion Kit - All the OEM fasteners are included to ensure a perfect integration with your factory fuel system. - HPA Motorsports - Audi Volkswagen

All the OEM fasteners are included to ensure a perfect integration with your factory fuel system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
HPA Motorsports - Corporate Logo
ES#:
3247371
Mfg#:
HVA-1041
Ships on Jun 25, 2026
$499.00 USD
This product is lifetime replacement eligible Lifetime Replacement

EFR 7670 Single Turbo Kit - FT-410

ES#3247337 - FT-410-EFR-MK4 - EFR 7670 Single Turbo Kit - FT-410 - Performance gains of up to 410 hp 420 ft-lbs @ 14psi - HPA Motorsports - Volkswagen

Performance gains of up to 410 hp 420 ft-lbs @ 14psi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Built-to-order kit, expect 8-10 weeks for shipping. ECU must be shipped to HPA for software installation

Brand:
HPA Motorsports - Corporate Logo
ES#:
3247337
Mfg#:
FT-410-EFR-MK4
Ships on Jun 25, 2026
$13349.00 USD

Viper Performance Air Intake System

Replaces your restrictive stock airbox for greater airflow and performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pipercross - Corporate Logo
ES#:
4830109
Mfg#:
VFC209
Ships on Jun 25, 2026
$247.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Air Intake System

Replaces your restrictive stock airbox for greater airflow and performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pipercross - Corporate Logo
ES#:
4830016
Mfg#:
PK214
Ships on Jun 25, 2026
$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Air Intake System

Replaces your restrictive stock airbox for greater airflow and performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pipercross - Corporate Logo
ES#:
4830015
Mfg#:
PK209
Ships on Jun 25, 2026
$111.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Union Tee - 1/4 Quick Connect

Quick connect union T-fitting for 1/4" Nylon affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826282
Mfg#:
82040
Special Order: No Guaranteed ETA
$23.99 USD
Free Shipping
on orders $49 and up

MK4 GTI Performance Catback Exhaust System & Luft-Technik Intake System

ES#4876691 - 013940LA02-2EBKT - MK4 GTI Performance Catback Exhaust System & Luft-Technik Intake System - The ULTIMATE auditory upgrade for your MK4! Featuring dual 3.5" chrome tips and wrinkle black intake piping. - Enthusiast Bundles - Volkswagen

The ULTIMATE auditory upgrade for your MK4! Featuring dual 3.5" chrome tips and wrinkle black intake piping. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876691
Mfg#:
013940LA02-2EBKT
Ships on Jul 20, 2026
Auto Notify
ON SALE! SAVE 20%
$1054.99

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

$849.00 USD
This product is lifetime replacement eligible Lifetime Replacement

silicone Turbo Inlet Hose - Black

ES#1876786 - TB1523BLK - silicone Turbo Inlet Hose - Black - For cars with 19mm or 25mm PCV - Samco - Volkswagen

For cars with 19mm or 25mm PCV affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Samco - Corporate Logo
ES#:
1876786
Mfg#:
TB1523BLK
Ships on Sep 1, 2026
$304.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

silicone Turbo Inlet Hose - Black

ES#5304 - TB1523BLK - silicone Turbo Inlet Hose - Black - For cars with 19mm PCV - Samco - Volkswagen

For cars with 19mm PCV affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Samco - Corporate Logo
ES#:
5304
Mfg#:
TB1523BLK
Special Order: No Guaranteed ETA
$289.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless/Inconel Valve Set

ES#4858495 - 034-201-8019 - Stainless/Inconel Valve Set - Great upgrade for either the 24v or R32 motor looking to get more flow and under boosted or heavy load applications. - 034Motorsport - Volkswagen

Great upgrade for either the 24v or R32 motor looking to get more flow and under boosted or heavy load applications. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858495
Mfg#:
034-201-8019
Back Ordered
$1149.00 USD
Free Shipping

Valve Spring Set With Titanium Retainers

ES#4858481 - 034-201-8013 - Valve Spring Set With Titanium Retainers - Titanium retainers which allow for higher lift than stock retainers, at half the weight. - 034Motorsport - Volkswagen

Titanium retainers which allow for higher lift than stock retainers, at half the weight. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858481
Mfg#:
034-201-8013
Back Ordered
$365.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Set With Titanium Retainers

ES#4858512 - 034-201-8021 - Valve Spring Set With Titanium Retainers - Includes spring seats and Titanium retainers which allow for higher lift than stock retainers, at half the weight - 034Motorsport - Volkswagen

Includes spring seats and Titanium retainers which allow for higher lift than stock retainers, at half the weight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858512
Mfg#:
034-201-8021
Back Ordered
$1051.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AEM Cold Air Intake System - Red

ES#3169875 - 21-493R - AEM Cold Air Intake System - Red - Increase horsepower and torque by replacing your vehicle's restrictive factory air filter and air intake housing - AEM - Volkswagen

Increase horsepower and torque by replacing your vehicle's restrictive factory air filter and air intake housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
AEM - Corporate Logo
ES#:
3169875
Mfg#:
21-493R
EO#:
D-670
Back Ordered
ON SALE! SAVE 12%
$429.99

This product was last offered at the strikethrough price on
05-15-2026

$379.99 USD
Free Shipping

Pro Guard 7 Drop In Air Filter

ES#264127 - 73-10016 - Pro Guard 7 Drop In Air Filter - Oiled 7-layer gauze filter significantly improves airflow over stock paper media - AFE - Audi Volkswagen

Oiled 7-layer gauze filter significantly improves airflow over stock paper media affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
264127
Mfg#:
73-10016
Back Ordered
20% off MSRP

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

$102.99

This product was last offered at the strikethrough price on
05-27-2026

$82.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

Let us help you find the parts that fit your Volkswagen

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