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

Audi S4 Engine Supercharger Parts

Sort By
Filter By
Return to Top

Compressor Flange Water Hose Kit - Right

ES#4056902 - 06e121546KT - Compressor Flange Water Hose Kit - Right - Connects the supercharger flange to the hard water line. Upper & lower spring clamps included. - Genuine Volkswagen Audi - Audi

Connects the supercharger flange to the hard water line. Upper & lower spring clamps included.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4056902
Mfg#:
06E121546KT
In Stock
$32.99

This product was last offered at the strikethrough price on
06-03-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Dynamic+ Supercharger Belt - 1370mm

ES#5388895 - 034-145-Z059 - 034Motorsport Dynamic+ Supercharger Belt - 1370mm - Precision-manufactured to strict OEM dimensional specifications with advanced materials. High heat resistance to ensure long-term durability in extreme environments. - 034Motorsport - Audi

Precision-manufactured to strict OEM dimensional specifications with advanced materials. High heat resistance to ensure long-term durability in extreme environments. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5388895
Mfg#:
034-145-Z059
In Stock
$28.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#2664630 - N91189401 - Torx Bolt - Priced Each - M10x60 - Install new hardware with your new parts - Genuine Volkswagen Audi - Audi

M10x60 - Install new hardware with your new parts

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2664630
Mfg#:
N91189401
In Stock
$8.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Compressor Flange Water Hose Kit - Left

ES#4056901 - 06e121545KT - Compressor Flange Water Hose Kit - Left - Connects the supercharger flange to the hard water line. Upper & lower spring clamps included. - Genuine Volkswagen Audi - Audi

Connects the supercharger flange to the hard water line. Upper & lower spring clamps included.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4056901
Mfg#:
06E121545KT
In Stock
$29.99

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

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Pulley Installation Kit

ES#3427273 - CTS-HW-0134 - Supercharger Pulley Installation Kit - Ease the 3.0T supercharger pulley installation process with this install kit - CTS - Audi Porsche

Ease the 3.0T supercharger pulley installation process with this install kit

Brand:
CTS - Corporate Logo
ES#:
3427273
Mfg#:
CTS-HW-0134
Ships in 7 Business Days
ON SALE! SAVE 20%
$159.99

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

$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#3514300 - 8K0965569 - Auxiliary Water Pump - For the supercharger cooling system - Pierburg - Audi

For the supercharger cooling system

Brand:
Pierburg - Corporate Logo
ES#:
3514300
Mfg#:
8K0965569
Ships in 1 day
$510.99

This product was last offered at the strikethrough price on
05-07-2026

$495.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Dynamic+ Supercharger Belt - 1270mm

ES#5388892 - 034-145-Z056 - 034Motorsport Dynamic+ Supercharger Belt - 1270mm - Precision-manufactured to strict OEM dimensional specifications with advanced materials. High heat resistance to ensure long-term durability in extreme environments. - 034Motorsport - Audi

Precision-manufactured to strict OEM dimensional specifications with advanced materials. High heat resistance to ensure long-term durability in extreme environments. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5388892
Mfg#:
034-145-Z056
In Stock
$28.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Bolt-On - 180mm)

ES#4017699 - CTS-HW-435 - CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Bolt-On - 180mm) - Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output *NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
4017699
Mfg#:
CTS-HW-435
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$529.99

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

$423.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Press-on - 180mm)

ES#4017693 - CTS-HW-433 - CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Press-on - 180mm) - Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output *NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
4017693
Mfg#:
CTS-HW-433
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$529.99

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

$423.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3132778 - 06E121119J - Sealing O-Ring - Priced Each - Seals the coolant flange to the supercharger compressor - Genuine Volkswagen Audi - Audi

Seals the coolant flange to the supercharger compressor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3132778
Mfg#:
06E121119J
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Supercharger Pulley Kit For 3.0TFSI

ES#4821282 - UH016BTA - Unitronic Supercharger Pulley Kit For 3.0TFSI - Unitronic's Supercharger Pulley Upgrade effectively raises boost levels by increasing the speed in which the supercharger spins. - Unitronic - Audi

Unitronic's Supercharger Pulley Upgrade effectively raises boost levels by increasing the speed in which the supercharger spins.

Brand:
Unitronic - Corporate Logo
ES#:
4821282
Mfg#:
UH016BTA
Ships in 2 Business Days
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi 3.0T Performance Overdrive Crank Pulley With Belt - 187.3mm - For Use With Supercharger Pulley Upgrade

ES#4056962 - 025510ecs01KT - Audi 3.0T Performance Overdrive Crank Pulley With Belt - 187.3mm - For Use With Supercharger Pulley Upgrade - Spin the supercharger faster without affecting the accessory drive system - ECS - Audi Volkswagen Porsche

Spin the supercharger faster without affecting the accessory drive system 10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use

Brand:
ECS - Corporate Logo
ES#:
4056962
Mfg#:
025510ECS01KT
Ships in 1 Business Day
$398.98

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

$386.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Drive Unit Spring

ES#1894629 - 06E145635A - Supercharger Drive Unit Spring - Internal spring for the supercharger drive unit - Located inside of the drive unit - Genuine Volkswagen Audi - Audi

Internal spring for the supercharger drive unit - Located inside of the drive unit

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1894629
Mfg#:
06E145635A
Ships in 10 Business Days
7% off MSRP

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

$395.99

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

$367.99 USD
Free Shipping
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 Seals the bypass valve to the supercharger

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
09-07-2026

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

More About Engine Supercharger Parts

Superchargers are a fast, efficient way to increase engine performance. That's why ECS Tuning carries a large selection of original equipment and aftermarket superchargers, belts, pulleys, and accessories. We also have a complete line of VF Supercharger kits, ready to bolt on.

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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings