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Audi RS3 8V (2018+) 2.5T

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

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Adjustable Fuel Pressure Regulator W/ 1-to-1 Boost Reference

ES#4883147 - 501-0043 - Adjustable Fuel Pressure Regulator W/ 1-to-1 Boost Reference - Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Adjustable High Flow Fuel Pressure Regulator with 1 to 1 boost reference affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883147
Mfg#:
501-0043
In Stock
$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings

ES#4147675 - SN0-40014 - 2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings - W/Brackets, Solenoid, Hose & All Necessary Fittings - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

W/Brackets, Solenoid, Hose & All Necessary Fittings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147675
Mfg#:
SN0-40014
In Stock at Vendor
$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler System

ES#3580576 - IC100024 - Front Mount Intercooler System - Dramatically reduces intake air temperature (IAT), minimizes heat soak, and provides increased performance! - APR - Audi

Dramatically reduces intake air temperature (IAT), minimizes heat soak, and provides increased performance! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Fits North American RS3 only (facelift 2018+) - ROW vehicles will require shorter US crash bar (8V5807109

Brand:
APR - Corporate Logo
ES#:
3580576
Mfg#:
IC100024
Ships in 5 Business Days
11% off MSRP

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

$1743.99

This product was last offered at the strikethrough price on
06-04-2026

$1549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Forge RS3 Intercooler - With ACC Bracket

ES#3612127 - FMINT4-wACC - Forge RS3 Intercooler - With ACC Bracket - Offers 55% more surface area than stock, and an even more impressive 94% more volume than the original intercooler - Forge - Audi

Offers 55% more surface area than stock, and an even more impressive 94% more volume than the original intercooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3612127
Mfg#:
FMINT4-WACC
Ships in 3 Business Days
$1540.00 USD
This product is lifetime replacement eligible Lifetime Replacement

2.5T Evo Performance Air Intake System

ES#4044411 - CTS-IT-255R - 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits 2018 model year only

Brand:
CTS - Corporate Logo
ES#:
4044411
Mfg#:
CTS-IT-255R
Ships in 7 Business Days
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Burger Motorsports JB4 Tuner W/ Smartphone Wireless Connect Kit

ES#4213373 - jb4-beta-8v2rsKT - Burger Motorsports JB4 Tuner W/ Smartphone Wireless Connect Kit - Features CAN-Bus connectivity for more advanced tuning gain up to 50whp/65lb-ft on a stock car - Burger Motorsports - Audi

Features CAN-Bus connectivity for more advanced tuning — gain up to 50whp/65lb-ft on a stock car affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4213373
Mfg#:
JB4-BETA-8V2RSKT
Ships in 2 Business Days
$758.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Stainless Steel Performance Downpipe

ES#4158500 - 034-105-4044 - Cast Stainless Steel Performance Downpipe - Offers increased horsepower and torque throughout the powerband *(+ 178 HP / + 179 TQ), reduced turbocharger lag, and an enhanced exhaust note - This is the ultimate downpipe solution for the discerning Audi enthusiast! - 034Motorsport - Audi

Offers increased horsepower and torque throughout the powerband *(+ 178 HP / + 179 TQ), reduced turbocharger lag, and an enhanced exhaust note - This is the ultimate downpipe solution for the discerning Audi enthusiast! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Requires a Stage 2 ECU Remap to eliminate check engine light and to take full advantage of power gains*

Brand:
034Motorsport - Corporate Logo
ES#:
4158500
Mfg#:
034-105-4044
Ships in 2 Business Days
$1510.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip XLR Throttle Controller With App Control

ES#4660564 - 999941 - RaceChip XLR Throttle Controller With App Control - Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control. - Race Chip - Audi Volkswagen

Eliminate the delay in throttle response times with a simple XLR addition! Allows for Bluetooth connectivity for easy App based control. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4660564
Mfg#:
999941
Ships in 3 Business Days
$299.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VC-30 Water Methanol Controller (Boost)

ES#4623922 - SN0-60400 - VC-30 Water Methanol Controller (Boost) - Proportionally injects more or less water/methanol according to boost pressure - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Proportionally injects more or less water/methanol according to boost pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4623922
Mfg#:
SN0-60400
In Stock at Vendor
$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Cast Turbo Inlet Pipe

ES#3677152 - IEINCQ2 - Performance Cast Turbo Inlet Pipe - Installs in place of the the flow-restrictive, factory turbo inlet and allows your turbo to breathe freely! - Integrated Engineering - Audi

Installs in place of the the flow-restrictive, factory turbo inlet and allows your turbo to breathe freely! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3677152
Mfg#:
IEINCQ2
In Stock
$274.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with DAZA engine code.

Brand:
Unitronic - Corporate Logo
ES#:
4505850
Mfg#:
UH007-FLA
Ships in 5 Business Days
$1350.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*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

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

Audi RS3 Intercooler Kit

Only The Driven know that the cooler the air, the more power produced. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

APR Spherical Pendulum Mount Upgrade

ES#3618817 - MS100181 - APR Spherical Pendulum Mount Upgrade - Stiffens the driveline to improve shift quality and power transition - For your 7-Speed S-Tronic (DQ500) - APR - Audi Volkswagen

Stiffens the driveline to improve shift quality and power transition - For your 7-Speed S-Tronic (DQ500) Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
3618817
Mfg#:
MS100181
Ships in 3 Business Days
11% off MSRP

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

$489.99

This product was last offered at the strikethrough price on
06-04-2026

$434.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Boost Hose Kit - Black Hoses

ES#3603515 - FMKT024 - Silicone Boost Hose Kit - Black Hoses - Set of five boost/intercooler hoses to replace the rubber hoses in the boost system - Forge - Audi

Set of five boost/intercooler hoses to replace the rubber hoses in the boost system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3603515
Mfg#:
FMKT024
Back Ordered
Auto Notify
$260.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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