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

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
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi S4 Performance Parts & Upgrades

Sort By
Filter By
Return to Top

Polyurethane Transmission Mounts - Black (Track) - Pair

ES#4701564 - ELA-008-85 - Polyurethane Transmission Mounts - Black (Track) - Pair - Performance mounts to increase drivetrain rigidity - Verkline - Audi

Performance mounts to increase drivetrain rigidity affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701564
Mfg#:
ELA-008-85
Ships in 2 Business Days
$189.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Front Sway Bar/End Link Bushing Kit - Race

ES#2763556 - PFF3-204-29BX2KT - Performance Front Sway Bar/End Link Bushing Kit - Race - Stiffer bushings allow sway bars to work at their fullest potential - Powerflex Black Series - Audi

Stiffer bushings allow sway bars to work at their fullest potential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex Black Series - Corporate Logo
ES#:
2763556
Mfg#:
PFF3-204-29BX2KT
Ships in 1 Business Day
$188.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fluidampr Overdrive Ring - 179mm

ES#3557473 - 651201cr179KT - Fluidampr Overdrive Ring - 179mm - Includes 1300mm belt for use with 57mm or 63mm supercharger pulleys - iABED Industries - Audi Porsche

Includes 1300mm belt for use with 57mm or 63mm supercharger pulleys affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only for us with Fluidampr 651201C.

Brand:
iABED Industries - Corporate Logo
ES#:
3557473
Mfg#:
651201CR179KT
Back Ordered
$203.99

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

$188.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Drop-In Fuel Pump Adapter Kit - Bosch 60mm

ES#3194921 - 034-106-6018 - Billet Drop-In Fuel Pump Adapter Kit - Bosch 60mm - Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications! - 034Motorsport - Audi

Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3194921
Mfg#:
034-106-6018
Ships in 2 Business Days
$188.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Revo Supercharger Pulley and Belt Kit

CNC machined from high grade stainless steel, and designed with a smaller radius than the factory pulley. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
REVO - Corporate Logo
ES#:
4499781
Mfg#:
RA221M200100
Back Ordered
Auto Notify
$187.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline 4-Piece Pedal Set - Manual Transmission - Black

Black anodized aircraft aluminum gas, brake, clutch, and dead pedal set with rubber grips and stainless steel hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840402
Mfg#:
P746090BLACK
Ships in 5 Business Days
$187.00 USD
Free Shipping
on orders $49 and up

Rennline 3-Piece Pedal Set - Automatic Transmission - Black

Black anodized aircraft aluminum gas, brake, and dead pedal set with rubber grips and stainless steel hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840420
Mfg#:
P756391BLACK
Ships in 5 Business Days
$187.00 USD
Free Shipping

Front Sway Bar End Links - Pair

ES#4701559 - ELA-004 - Front Sway Bar End Links - Pair - Eliminate rubber to improve handling and response - Verkline - Audi

Eliminate rubber to improve handling and response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701559
Mfg#:
ELA-004
Ships in 4 Business Days
$185.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar End Links - Pair

ES#4701561 - ELA-006 - Front Sway Bar End Links - Pair - Eliminate rubber to improve handling and response - Verkline - Audi

Eliminate rubber to improve handling and response affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701561
Mfg#:
ELA-006
Ships in 10 Business Days
$185.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Rail Spacer Kit

ES#3161 - ECS#152-4 - Fuel Rail Spacer Kit - Includes the necessary parts to raise your fuel rail - ECS - Audi

Includes the necessary parts to raise your fuel rail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3161
Mfg#:
ECS#152-4
In Stock
ON SALE! SAVE 25%
$40.99

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

$30.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Stainless Steel Tow Hook

ES#4043080 - 034-605-0022 - Motorsport Stainless Steel Tow Hook - Engineered to not only be the best looking tow-hook on the market, but the strongest! - 034Motorsport - Audi

Engineered to not only be the best looking tow-hook on the market, but the strongest! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4043080
Mfg#:
034-605-0022
Ships in 2 Business Days
$183.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Stud Conversion Kit

ES#2806944 - 001467ECS01KT5 - Conical Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes 2 different length studs for up to 10mm spacers for 2 wheels and 20mm spacers for 2 wheels.

Brand:
ECS - Corporate Logo
ES#:
2806944
Mfg#:
001467ECS01KT5
Ships in 1 Business Day
ON SALE! SAVE 10%
$201.99

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

$181.79 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Lowering Spring Install Kit

ES#4753384 - n90648402KT - Lowering Spring Install Kit - All the required hardware to install your lowering springs - Genuine Volkswagen Audi - Audi

All the required hardware to install your lowering springs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 02/24/2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4753384
Mfg#:
N90648402KT
Ships in 1-2 days
$184.99

This product was last offered at the strikethrough price on
05-04-2026

$180.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

008 Premium Diverter Valve - Matte Silver

ES#2847752 - FMDV008MS - 008 Premium Diverter Valve - Matte Silver - Smaller, tougher and tuneable - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
2847752
Mfg#:
FMDV008MS
Back Ordered
$180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stainless Front Brake Lines for BBK

ES#4046120 - S4S5-BBK - Stainless Front Brake Lines for BBK - Made specifically for 19Z Cayenne Caliper retrofits! - JH Motorsports - Audi

Made specifically for 19Z Cayenne Caliper retrofits! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles using Porsche Cayenne 19Z calipers

Brand:
JH Motorsports - Corporate Logo
ES#:
4046120
Mfg#:
S4S5-BBK
Ships in 2 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SuperTech Valve Spring - Exhaust - Priced Each

ES#2102472 - SPR-H1002D-AU - SuperTech Valve Spring - Exhaust - Priced Each - Super Clean Chrome silicon Vanadium Steel alloy for the highest performance and durability at high rpm's. - Supertech - Audi Volkswagen

Super Clean Chrome silicon Vanadium Steel alloy for the highest performance and durability at high rpm's. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2102472
Mfg#:
SPR-H1002D-AU
Ships in 8 Business Days
$14.99 USD
Free Shipping
on orders $49 and up

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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