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 Clear

Audi RS3 8V (2018+) 2.5T

    • 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 Audi RS3 8V (2018+) 2.5T
Your Vehicle Audi RS3 8V (2018+) 2.5T
Change Clear

Audi RS3 8V (2018+) 2.5T Engine Parts & Accessories

Sort By
Filter By
Return to Top

Injector Dynamics ID1300X Fuel Injector Set - With PNP Harness

ES#4505850 - UH007-FLA - Injector Dynamics ID1300X Fuel Injector Set - With PNP Harness - High flow injector with characteristics specific to the needs of the motorsport tuner. - Unitronic - Audi

High flow injector with characteristics specific to the needs of the motorsport tuner. For models with DAZA engine code.

Brand:
Unitronic - Corporate Logo
ES#:
4505850
Mfg#:
UH007-FLA
Ships in 6 Business Days
$1351.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbosmart Gen-V Race Port BOV - Black

ES#4007248 - TS-0204-1132 - Turbosmart Gen-V Race Port BOV - Black - The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines - TurboSmart - Audi Volkswagen

The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines *General use blow off valve for custom big turbo applications - Not a direct fit valve*

Brand:
TurboSmart - Corporate Logo
ES#:
4007248
Mfg#:
TS-0204-1132
In Stock at Vendor
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dogbone Bushing Insert (Version 2 - Late)

ES#3537627 - MS100142 - Dogbone Bushing Insert (Version 2 - Late) - Experience crisper shifts and a smoother driving experience. - APR - Audi Volkswagen

Experience crisper shifts and a smoother driving experience. Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3537627
Mfg#:
MS100142
In Stock
ON SALE! SAVE 11%
$87.99

This product was last offered at the strikethrough price on
09-28-2026

$78.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Oil Cap - Red

ES#4165020 - VTT-VAG-OILCAPR - Billet Oil Cap - Red - Billet aluminum oil cap to spice up your engine bay. - Vargas Turbo Technologies - Audi Volkswagen Porsche

Billet aluminum oil cap to spice up your engine bay. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4165020
Mfg#:
VTT-VAG-OILCAPR
In Stock
$62.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR MQB 2.5 TFSI Intercooler System

ES#4730378 - VWR143000 - VWR MQB 2.5 TFSI Intercooler System - Uses a stepped core to give a 70% volume increase over the factory intercooler! - Racingline - Audi

Uses a stepped core to give a 70% volume increase over the factory intercooler!

Brand:
Racingline - Corporate Logo
ES#:
4730378
Mfg#:
VWR143000
Back Ordered
$1311.99 USD

Audi RS3 Intercooler Kit

Only The Driven know that the cooler the air, the more power produced.

Brand:
REVO - Corporate Logo
ES#:
4499799
Mfg#:
RA551M100400
Back Ordered
$1311.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.5T Evo Performance Air Intake System

ES#4364570 - CTS-IT-255R-2 - 2.5T Evo Performance Air Intake System - CTS-IT-255R 4.0" Inlet - Increase horsepower and torque while adding an aggressive, race inspired sound! - CTS - Audi

CTS-IT-255R 4.0" Inlet - Increase horsepower and torque while adding an aggressive, race inspired sound! Fits 2019+ models only

Brand:
CTS - Corporate Logo
ES#:
4364570
Mfg#:
CTS-IT-255R-2
Ships in 7 Business Days
ON SALE! SAVE 15%
$379.99

This product was last offered at the strikethrough price on
09-29-2026

$322.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport High Output Ignition Coils - Red - Set Of Five

ES#4620396 - 0341072012RED-5 - 034Motorsport High Output Ignition Coils - Red - Set Of Five - Plug-and-play upgraded coil pack featuring a CNC-machined heat sink for better heat dissipation - 034Motorsport - Audi

Plug-and-play upgraded coil pack featuring a CNC-machined heat sink for better heat dissipation 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4620396
Mfg#:
0341072012RED-5
Ships in 2 Business Days
$315.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Gasket

ES#3108942 - 07K253039E - Exhaust Manifold Gasket - Ensure a proper seal on your exhaust manifold - Genuine Volkswagen Audi - Audi

Ensure a proper seal on your exhaust manifold

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3108942
Mfg#:
07K253039E
Ships in 3 Business 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.

$58.99

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

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

Heater Core

ES#4680004 - 5Q0819031B - Heater Core - Transfers heat to the cabin of the vehicle - ACM - Audi Volkswagen

Transfers heat to the cabin of the vehicle

Brand:
ACM - Corporate Logo
ES#:
4680004
Mfg#:
5Q0819031B
Ships in 1 Business Day
$133.99

This product was last offered at the strikethrough price on
05-01-2026

$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#4858532 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE! SAVE 22%
$19.99

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

$15.50 USD
Free Shipping
on orders $49 and up

Head Stud Kit 2.5 TFSI 12pt ARP2000

ES#4361561 - 204-4708 - Head Stud Kit 2.5 TFSI 12pt ARP2000 - High-strength cylinder head stud set - ARP - Audi

High-strength cylinder head stud set

Brand:
ARP - Corporate Logo
ES#:
4361561
Mfg#:
204-4708
Ships in 8 Business Days
$301.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MPI Fuel Injector Upgrade

ES#4212693 - 034-106-3039 - MPI Fuel Injector Upgrade - Safely unlock the full potential of your Audi 8V.5 RS3 or 8S TTRS with this upgrade kit. This allows you to safely run full E85 fuel with accompanying software tuning. - 034Motorsport - Audi

Safely unlock the full potential of your Audi 8V.5 RS3 or 8S TTRS with this upgrade kit. This allows you to safely run full E85 fuel with accompanying software tuning. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4212693
Mfg#:
034-106-3039
Ships in 2 Business Days
$600.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coils - Grey - Set Of Five

ES#4164403 - MS100203-5KT - APR Upgraded Ignition Coils - Grey - Set Of Five - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164403
Mfg#:
MS100203-5KT
EO#:
D-783-5
In Stock
ON SALE! SAVE 10%
$264.99

This product was last offered at the strikethrough price on
09-28-2026

$238.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Oil Line Return Gasket

ES#2204488 - 06F145757L - Turbo Oil Line Return Gasket - Replacement gasket for the oil return line - Genuine Volkswagen Audi - Audi Volkswagen

Replacement gasket for the oil return line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2204488
Mfg#:
06F145757L
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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